Title: Cheap Flights from Ottawa (YOW) to Londonderry (LDY) - Expedia.ca ![Peace Bridge which includes a sunset, a bridge and heritage architecture](https://images.trvl-media.com/place/6179540/511ae287-37d1-4c60-be28-7c6823e7bb4c.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6179540/511ae287-37d1-4c60-be28-7c6823e7bb4c.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Ottawa (YOW) to Londonderry (LDY) ## Popular airlines from Ottawa International Airport (YOW) to Londonderry (LDY-City of Derry) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Ottawa (YOW) to Londonderry (LDY) Prices were available within the past 7 days and start at for one-way flights and CA $5,590 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sun, May 31 - Thu, Jun 18 YOW Ottawa LDY Londonderry CA $5,590 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:31/05/2026TANYT&leg2=from:LDY,to:YOW,departure:18/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5589.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASjhvo4DMKe_jgM4TEAAWAEKHwjXpgESAjY0GJjOASDmAii9wI4DMMjDjgM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo2cSOAzCLxY4DOExAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKKqBkAMwhIKQAzhFQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKN6CkAMwvoaQAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKNSHkAMwtoiQAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Wed, May 27 - Thu, Jun 18 YOW Ottawa LDY Londonderry CA $5,612 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:27/05/2026TANYT&leg2=from:LDY,to:YOW,departure:18/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5611.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASjhkY4DMKeSjgM4TEAAWAEKHwjXpgESAjY0GJjOASDmAii9k44DMMiWjgM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo2ZeOAzCLmI4DOEhAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKKqBkAMwhIKQAzhFQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKN6CkAMwvoaQAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKNSHkAMwtoiQAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sun, May 31 - Sat, Jun 13 YOW Ottawa LDY Londonderry CA $5,618 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:31/05/2026TANYT&leg2=from:LDY,to:YOW,departure:13/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5617.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASjhvo4DMKe_jgM4TEAAWAEKHwjXpgESAjY0GJjOASDmAii9wI4DMMjDjgM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo2cSOAzCLxY4DOExAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKIrJjwMw5MmPAzhRQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKL7KjwMwns6PAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKLTPjwMwltCPAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Wed, May 27 - Sat, Jun 13 YOW Ottawa LDY Londonderry CA $5,640 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:27/05/2026TANYT&leg2=from:LDY,to:YOW,departure:13/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5639.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASjhkY4DMKeSjgM4TEAAWAEKHwjXpgESAjY0GJjOASDmAii9k44DMMiWjgM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo2ZeOAzCLmI4DOEhAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKIrJjwMw5MmPAzhRQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKL7KjwMwns6PAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKLTPjwMwltCPAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sun, May 31 - Mon, Jun 15 YOW Ottawa LDY Londonderry CA $5,652 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:31/05/2026TANYT&leg2=from:LDY,to:YOW,departure:15/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5651.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASjhvo4DMKe_jgM4TEAAWAEKHwjXpgESAjY0GJjOASDmAii9wI4DMMjDjgM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo2cSOAzCLxY4DOExAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKMrfjwMwpOCPAzhIQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKP7gjwMw3uSPAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKPTljwMw1uaPAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Wed, May 27 - Mon, Jun 15 YOW Ottawa LDY Londonderry CA $5,674 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:27/05/2026TANYT&leg2=from:LDY,to:YOW,departure:15/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5673.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASjhkY4DMKeSjgM4TEAAWAEKHwjXpgESAjY0GJjOASDmAii9k44DMMiWjgM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo2ZeOAzCLmI4DOEhAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKMrfjwMwpOCPAzhIQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKP7gjwMw3uSPAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKPTljwMw1uaPAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Wed, May 20 - Mon, Jun 8 YOW Ottawa LDY Londonderry CA $5,707 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:20/05/2026TANYT&leg2=from:LDY,to:YOW,departure:08/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5706.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASiBw40DMMfDjQM4TEAAWAEKHwjXpgESAjY0GJjOASDmAijdxI0DMOjHjQM4TEABWAEKIAjMmgESAzIwORjmAiDrwAEo-ciNAzCryY0DOEhAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKOqQjwMwxJGPAzhWQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKJ6SjwMw_pWPAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKJSXjwMw9pePAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sun, May 17 - Thu, Jun 4 YOW Ottawa LDY Londonderry CA $5,778 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:17/05/2026TANYT&leg2=from:LDY,to:YOW,departure:04/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5777.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASihoY0DMOehjQM4S0AAWAEKHwjXpgESAjY0GJjOASDmAij9oo0DMIimjQM4S0ABWAEKIAjMmgESAzIwORjmAiDrwAEomaeNAzDLp40DOExAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKOrjjgMwxOSOAzhRQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKJ7ljgMw_uiOAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKJTqjgMw9uqOAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sun, May 17 - Sat, May 30 YOW Ottawa LDY Londonderry CA $5,812 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:17/05/2026TANYT&leg2=from:LDY,to:YOW,departure:30/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5811.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASihoY0DMOehjQM4S0AAWAEKHwjXpgESAjY0GJjOASDmAij9oo0DMIimjQM4S0ABWAEKIAjMmgESAzIwORjmAiDrwAEomaeNAzDLp40DOExAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKMqrjgMwpKyOAzhIQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKP6sjgMw3rCOAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKPSxjgMw1rKOAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sun, May 17 - Tue, Jun 2 YOW Ottawa LDY Londonderry CA $5,845 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:17/05/2026TANYT&leg2=from:LDY,to:YOW,departure:02/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:5844.72&airProductToken=AQpmCiEI16YBEgM1ODkY2LMBIJjOASihoY0DMOehjQM4S0AAWAEKHwjXpgESAjY0GJjOASDmAij9oo0DMIimjQM4S0ABWAEKIAjMmgESAzIwORjmAiDrwAEomaeNAzDLp40DOExAAVgBCmsKIQjMmgESAzY1MRjrwAEg64kBKKrNjgMwhM6OAzhWQABYAQoiCNOcARIEOTA1NBjriQEgxI0BKN7OjgMwvtKOAzhZQAFYAQoiCNWCARIEMzQ1MhjEjQEg2LMBKNTTjgMwttSOAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, May 8 - Thu, May 28 YOW Ottawa LDY Londonderry CA $8,650 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:08/05/2026TANYT&leg2=from:LDY,to:YOW,departure:28/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8649.22&airProductToken=AQprCiII1YIBEgQ0NTg3GNizASDEjQEovrqMAzCmu4wDOFlAAFgBCiIIz6YBEgQ3Nzk0GMSNASDriQEopLyMAzDXv4wDOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASixwIwDMIvBjAM4RUABWAEKRgohCMyaARIDNjUxGOvAASDriQEoipWOAzDklY4DOEVAAFgBCiEIwYYBEgM4ODkY64kBINizASi-lo4DMJmajgM4WUABWAESCggBEAEYASoCVUEYASIECAEQASgIKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, May 18 - Tue, Jun 2 YOW Ottawa LDY Londonderry CA $8,661 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:18/05/2026TANYT&leg2=from:LDY,to:YOW,departure:02/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8660.52&airProductToken=AQprCiII1YIBEgQ0NTg3GNizASDEjQEo_qqNAzDmq40DOFlAAFgBCiIIz6YBEgQ3Nzk0GMSNASDriQEo5KyNAzCXsI0DOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASjxsI0DMMuxjQM4RUABWAEKawohCMyaARIDNjU1GOvAASDriQEo7NCOAzDG0Y4DOEVAAFgBCiIIzJABEgQ2NTg2GOuJASCYzgEoyNKOAzCe1o4DOFlAAVgBCiIIzJABEgQ2NTIwGJjOASDYswEo3NeOAzCe2I4DOFlAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoCCgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Apr 24 - Thu, Apr 30 YOW Ottawa LDY Londonderry CA $8,678 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:24/04/2026TANYT&leg2=from:LDY,to:YOW,departure:30/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8677.22&airProductToken=AQprCiII1YIBEgQ0NTg3GNizASDEjQEo_pyLAzDmnYsDOFlAAFgBCiIIz6YBEgQ3Nzk0GMSNASDriQEo1Z6LAzCXoosDOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASjxoosDMMujiwM4UUABWAEKRgohCMyaARIDNjUxGOvAASDriQEoitqLAzDk2osDOEVAAFgBCiEIwYYBEgM4ODkY64kBINizASi-24sDMJnfiwM4WUABWAESCggBEAEYASoCVUEYASIECAEQASgIKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, May 25 - Thu, Jun 11 YOW Ottawa LDY Londonderry CA $8,689 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:25/05/2026TANYT&leg2=from:LDY,to:YOW,departure:11/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8688.52&airProductToken=AQprCiII1YIBEgQzNjg2GNizASDEjQEo3vmNAzDF-o0DOFlAAFgBCiIIz6YBEgQ3Nzk0GMSNASDriQEoyfuNAzD3_o0DOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASjR_40DMKuAjgM4UUABWAEKaQohCMyaARIDNjU1GOvAASDriQEojLaPAzDmto8DOEVAAFgBCiEIwYYBEgM4NTkY64kBIJjOASjot48DML67jwM4WUABWAEKIQjBhgESAzQ3MBiYzgEg2LMBKPy8jwMwvr2PAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Apr 24 - Sat, May 2 YOW Ottawa LDY Londonderry CA $8,706 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:24/04/2026TANYT&leg2=from:LDY,to:YOW,departure:02/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8705.22&airProductToken=AQprCiII1YIBEgQ0NTg3GNizASDEjQEo_pyLAzDmnYsDOFlAAFgBCiIIz6YBEgQ3Nzk0GMSNASDriQEo1Z6LAzCXoosDOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASjxoosDMMujiwM4UUABWAEKRgohCMyaARIDNjUxGOvAASDriQEoyvCLAzCk8YsDOFFAAFgBCiEIwYYBEgM4ODkY64kBINizASiW9IsDMPH3iwM4WUABWAESCggBEAEYASoCVUEYASIECAEQASgIKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, May 13 - Thu, Jun 4 YOW Ottawa LDY Londonderry CA $8,708 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:13/05/2026TANYT&leg2=from:LDY,to:YOW,departure:04/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8707.12&airProductToken=AQpoCiII1YIBEgQzNjkxGNizASDEjQEo_vOMAzDn9IwDOFlAAFgBCiAI1YIBEgMyMzAYxI0BIOYCKIf2jAMwpvmMAzhZQAFYAQogCMyaARIDMjA5GOYCIOvAASiZ-owDMMv6jAM4TEABWAEKagohCMyaARIDNjUxGOvAASDriQEo6uOOAzDE5I4DOFFAAFgBCiEI1YIBEgM5MDUY64kBIMSNASie5Y4DMP7ojgM4WUABWAEKIgjVggESBDM0NTIYxI0BINizASiU6o4DMPbqjgM4WUABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, May 29 - Thu, Jun 18 YOW Ottawa LDY Londonderry CA $8,710 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:29/05/2026TANYT&leg2=from:LDY,to:YOW,departure:18/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8709.92&airProductToken=AQprCiII1YIBEgQzNjg2GNizASDEjQEo3qaOAzDFp44DOFlAAFgBCiIIzJABEgQ3NjI2GMSNASDriQEoyaiOAzD3q44DOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASjRrI4DMKutjgM4UUABWAEKagohCMyaARIDNjUxGOvAASDriQEoqoGQAzCEgpADOEVAAFgBCiEI1YIBEgM5MDUY64kBIMSNASjegpADML6GkAM4WUABWAEKIgjVggESBDM0NTIYxI0BINizASjUh5ADMLaIkAM4WUABWAESCggBEAEYASoCVUEYASIECAEQASgIKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Apr 19 - Thu, Apr 23 YOW Ottawa LDY Londonderry CA $8,715 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:19/04/2026TANYT&leg2=from:LDY,to:YOW,departure:23/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8714.82&airProductToken=AQpoCiEIwYYBEgQ4MDEyGNizASCYXSiQ5YoDMMHligM4WUAAWAEKIAjBhgESAzg2NhiYXSDriQEosOaKAzDK6YoDOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASjR6ooDMKvrigM4SEABWAEKaQohCMyaARIDNjUxGOvAASDriQEoqouLAzCEjIsDOEVAAFgBCiAI1YIBEgIxNxjriQEgxI0BKJWNiwMw8JCLAzhZQAFYAQoiCNWCARIEMzY2MBjEjQEg2LMBKNaRiwMwtpKLAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Apr 20 - Wed, Apr 22 YOW Ottawa LDY Londonderry CA $8,717 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:20/04/2026TANYT&leg2=from:LDY,to:YOW,departure:22/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8716.52&airProductToken=AQppCiEI1YIBEgQ0NDU1GNizASCIGCiC8ooDMO7yigM4WUAAWAEKIQjPpgESBDc4MDgYiBgg64kBKKLzigMw5PaKAzhZQAFYAQohCMyaARIDNjU2GOuJASDrwAEos_mKAzCI-ooDOFFAAVgBCmkKIQjMmgESAzY1NRjrwAEg64kBKMyDiwMwpoSLAzhRQABYAQohCMGGARIDODU5GOuJASCYzgEoqIWLAzD-iIsDOFlAAVgBCiEIwYYBEgM0NzAYmM4BINizASjYiYsDMJqKiwM4WUABWAESCggBEAEYASoCVUEYASIECAEQASgIKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sun, May 3 - Tue, May 19 YOW Ottawa LDY Londonderry CA $8,722 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:LDY,departure:03/05/2026TANYT&leg2=from:LDY,to:YOW,departure:19/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:8721.52&airProductToken=AQprCiII1YIBEgQ0NTg3GNizASDEjQEonoKMAzCGg4wDOFlAAFgBCiIIz6YBEgQ3Nzk0GMSNASDriQEohISMAzC3h4wDOFlAAVgBCiEIzJoBEgM2NTIY64kBIOvAASiRiIwDMOuIjAM4RUABWAEKaQohCMyaARIDNjU1GOvAASDriQEorLONAzCGtI0DOEhAAFgBCiEIwYYBEgM4NTkY64kBIJjOASiItY0DMN64jQM4WUABWAEKIQjBhgESAzQ3MBiYzgEg2LMBKJy6jQMw3rqNAzhZQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAgoBDAB) ## Alternative airports near Londonderry Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:21/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LDY City of Derry CheapestClosest 19 min [Flights from CA $8,711 ](https://www.expedia.ca/Flights-Search?leg1=from:YOW,to:LDY,departure:07/04/2026TANYT&leg2=from:LDY,to:YOW,departure:21/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from Ottawa International Airport to Eglinton Airport? ### Do I need to pay a cancellation fee if I cancel my flight from YOW to LDY? ### How do I find cheap flights from Macdonald-Cartier Intl. Airport (YOW) to City of Derry Airport (LDY) that have flexible change policies? ### How far is the flight from Ottawa Intl. Airport to Eglinton Airport? ### Which airlines fly direct from YOW to LDY? ### Are Ottawa Intl. Airport to LDY flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Macdonald-Cartier Intl. | | ------------------- | ----------------------- | | Destination airport | City of Derry | | Roundtrip price | CA $5,590 | | Distance | 4762 km | ## Book with confidence # Ottawa to Londonderry Flights **The easy way to book your flights from Ottawa to Londonderry** With Expedia, it’s simple to find and book flights to Londonderry from Ottawa whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to City of Derry, too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ottawa to Londonderry today, tomorrow, or this week. **Save dollars with cheap flights from Macdonald-Cartier Intl., YOW to City of Derry, LDY** Sort your search results by price to find great deals on your flight from Ottawa to Londonderry—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Londonderry from Ottawa currently is just CA $5,590 rising to CA $8,722\. Here are more money-saving tips: - Fly in May when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Londonderry - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! **Reasons to choose Expedia for your flight to Londonderry from Ottawa** Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Londonderry with Expedia today. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other - [Ballykelly Hotels ](https://www.expedia.ca/Ballykelly-Hotels.d6174243.Travel-Guide-Hotels) - [Campsie Hotels ](https://www.expedia.ca/Campsie-Hotels.d182711.Travel-Guide-Hotels) - [Drumahoe Hotels ](https://www.expedia.ca/Drumahoe-Hotels.d3000699064.Travel-Guide-Hotels) - [Eglinton Hotels ](https://www.expedia.ca/Eglinton-Hotels.d3000383299.Travel-Guide-Hotels) - [Apartments in Londonderry ](https://www.expedia.ca/Londonderry-Apartments.d2038-aaApartments.Travel-Guide-Accommodation) - [B&B in Londonderry ](https://www.expedia.ca/Londonderry-Bed-And-Breakfast.d2038-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Cabin Rentals in Londonderry ](https://www.expedia.ca/Londonderry-Cabins.d2038-aaCabins.Travel-Guide-Accommodation) - [Hostels in Londonderry ](https://www.expedia.ca/Londonderry-Hostels.d2038-aaHostels.Travel-Guide-Accommodation) - [Casino Hotels in Londonderry ](https://www.expedia.ca/Londonderry-Hotels-Casino-Hotel.0-0-d2038-tCasinoHotel.Travel-Guide-Filter-Hotels) - [Hilton Hotels in Londonderry ](https://www.expedia.ca/Londonderry-Hotels-Hilton-Hotels.0-0-d2038--bHiltonHotels.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Londonderry ](https://www.expedia.ca/Londonderry-Hotels-Luxury-Hotel.0-0-d2038-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Marriott Hotels & Resorts in Londonderry ](https://www.expedia.ca/Londonderry-Hotels-Marriott-Hotels-Resorts.0-0-d2038--bMarriottHotelsResorts.Travel-Guide-Filter-Hotels) - [Londonderry Hotels ](https://www.expedia.ca/Londonderry-Hotels.d2038.Travel-Guide-Hotels) - [Vacation Homes in Londonderry ](https://www.expedia.ca/Londonderry-Private-Vacation-Homes.d2038-aaPrivateVacationHomes.Travel-Guide-Accommodation) - [Hotels near Londonderry Station ](https://www.expedia.ca/Londonderry-Station-Hotels.d553248634646036216.Travel-Guide-Hotels) - [Flights to Eglinton ](https://www.expedia.ca/Cheap-Flights-To-Eglinton.d3000383299.Travel-Guide-Flights) - 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[Flights from Tbilisi to Londonderry ](https://www.expedia.ca/lp/flights/3381/2038/tbilisi-to-londonderry) - [Flights from Alta to Londonderry ](https://www.expedia.ca/lp/flights/358/2038/alta-to-londonderry) - [Flights from Quincy to Londonderry ](https://www.expedia.ca/lp/flights/3622/2038/quincy-to-londonderry) - [Flights from Walvis Bay to Londonderry ](https://www.expedia.ca/lp/flights/3838/2038/walvis-bay-to-londonderry) - [Flights from Fredericton to Londonderry ](https://www.expedia.ca/lp/flights/3935/2038/fredericton-to-londonderry) - [Flights from Hamilton to Londonderry ](https://www.expedia.ca/lp/flights/3963/2038/hamilton-to-londonderry) - [Flights from St. Augustin to Londonderry ](https://www.expedia.ca/lp/flights/3971/2038/st-augustin-to-londonderry) - [Flights from Regina to Londonderry ](https://www.expedia.ca/lp/flights/4053/2038/regina-to-londonderry) - [Flights from Thunder Bay to Londonderry ](https://www.expedia.ca/lp/flights/4054/2038/thunder-bay-to-londonderry) - [Flights from Hall Beach to Londonderry ](https://www.expedia.ca/lp/flights/4097/2038/hall-beach-to-londonderry) - [Flights from Saskatoon to Londonderry ](https://www.expedia.ca/lp/flights/4117/2038/saskatoon-to-londonderry) - [Flights from Amami to Londonderry ](https://www.expedia.ca/lp/flights/425/2038/amami-to-londonderry) - [Flights from Stjordal to Londonderry ](https://www.expedia.ca/lp/flights/4274/2038/stjordal-to-londonderry) - [Flights from North Bourke to Londonderry ](https://www.expedia.ca/lp/flights/553248634374849819/2038/north-bourke-to-londonderry) - [Flights from Tournes to Londonderry ](https://www.expedia.ca/lp/flights/553248634539756852/2038/tournes-to-londonderry) - [Flights from Mellita to Londonderry ](https://www.expedia.ca/lp/flights/553248635939573521/2038/mellita-to-londonderry) - [Flights from Bni Oukil Oulad M'Hand to Londonderry ](https://www.expedia.ca/lp/flights/553248635943692309/2038/bni-oukil-oulad-mhand-to-londonderry) - [Flights from San Cristóbal de La Laguna to Londonderry ](https://www.expedia.ca/lp/flights/553248635975846750/2038/san-cristobal-de-la-laguna-to-londonderry) - [Flights from Broken Hill to Londonderry ](https://www.expedia.ca/lp/flights/570/2038/broken-hill-to-londonderry) - [Flights from Birmingham to Londonderry ](https://www.expedia.ca/lp/flights/6023342/2038/birmingham-to-londonderry) - [Flights from Karagandy to Londonderry ](https://www.expedia.ca/lp/flights/6025698/2038/karagandy-to-londonderry) - [Flights from Montgomery to Londonderry ](https://www.expedia.ca/lp/flights/602983/2038/montgomery-to-londonderry) - [Flights from Saint-Gilles to Londonderry ](https://www.expedia.ca/lp/flights/6048476/2038/saint-gilles-to-londonderry) - [Flights from Yekaterinburg to Londonderry ](https://www.expedia.ca/lp/flights/6049238/2038/yekaterinburg-to-londonderry) - [Flights from Vilnius to Londonderry ](https://www.expedia.ca/lp/flights/6056786/2038/vilnius-to-londonderry) - [Flights from El Dorado to Londonderry ](https://www.expedia.ca/lp/flights/6058427/2038/el-dorado-to-londonderry) - [Flights from Tupelo to Londonderry ](https://www.expedia.ca/lp/flights/6058686/2038/tupelo-to-londonderry) - [Flights from Fort Dodge to Londonderry ](https://www.expedia.ca/lp/flights/6059970/2038/fort-dodge-to-londonderry) - [Flights from Cockburn Harbour to Londonderry ](https://www.expedia.ca/lp/flights/6062863/2038/cockburn-harbour-to-londonderry) - [Flights from Newcastle-upon-Tyne to Londonderry ](https://www.expedia.ca/lp/flights/6084526/2038/newcastle-upon-tyne-to-londonderry) - [Flights from North Bay to Londonderry ](https://www.expedia.ca/lp/flights/6134289/2038/north-bay-to-londonderry) - [Flights from Winnipeg to Londonderry ](https://www.expedia.ca/lp/flights/6141041/2038/winnipeg-to-londonderry) - [Flights from Strandhill to Londonderry ](https://www.expedia.ca/lp/flights/6144599/2038/strandhill-to-londonderry) - [Flights from Lyon to Londonderry ](https://www.expedia.ca/lp/flights/6180797/2038/lyon-to-londonderry) - [Flights from Phnom Penh to Londonderry ](https://www.expedia.ca/lp/flights/6191801/2038/phnom-penh-to-londonderry) - [Flights from Dodge City to Londonderry ](https://www.expedia.ca/lp/flights/6212601/2038/dodge-city-to-londonderry) - 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[Visit Ballykelly ](https://www.expedia.ca/Ballykelly.dx6174243) - [Guildhall ](https://www.expedia.ca/Guildhall-Londonderry.d6086545.Vacation-Attraction) - [Visit Culmore ](https://www.expedia.ca/Londonderry-Culmore.dx553248635939575156) - [Londonderry Vacations ](https://www.expedia.ca/Londonderry.d2038.Destination-Travel-Guides) - [Visit Londonderry ](https://www.expedia.ca/Londonderry.dx2038) - [Budget Rental Cars in Londonderry ](https://www.expedia.ca/Budget-Car-Rentals-In-Londonderry.d2038-c39.Car-Rental-Guide-Suppliers) - [Car rental Campsie ](https://www.expedia.ca/Car-Rentals-In-Campsie.d182711.Car-Rental-Guide) - [Car rental Londonderry ](https://www.expedia.ca/Car-Rentals-In-Londonderry.d2038.Car-Rental-Guide) - [National Car Rental Rental Cars in Londonderry ](https://www.expedia.ca/National-Car-Rental-Car-Rentals-In-Londonderry.d2038-c42.Car-Rental-Guide-Suppliers) - [Eglinton Vacation Rentals ](https://www.expedia.ca/Eglinton-Vacation-Rentals.d3000383299.Travel-Guide-VacationRentals) - [Things to do in Londonderry ](https://www.expedia.ca/Things-To-Do-In-Londonderry.d2038.Travel-Guide-Activities) \*Available to Expedia members.