Title: Cheap Flights from Sarnia (YZR) to London (LHR) - Expedia.ca ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Sarnia (YZR) to London (LHR) ## Popular airlines from Sarnia, ON (YZR-Chris Hadfield) to Heathrow Airport (LHR) - ![](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:YZR,to:LHR,departure:02/04/2026TANYT&leg2=from:LHR,to:YZR,departure:09/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](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 Sarnia (YZR) to London (LHR) Prices were available within the past 7 days and start at for one-way flights and CA $1,461 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 28 - Tue, Oct 13 YZR Sarnia LHR London CA $1,461 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:28/09/2026TANYT&leg2=from:LHR,to:YZR,departure:13/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1460.39&airProductToken=AQprCiIIwYYBEgQ4OTc0GLiOASCYzgEogP6YAzDS_5gDOFRAAFgBCiIIwYYBEgQ3ODY2GPjMASDYswEo9IGZAzCtgpkDOFRAAVgBCiEIwYYBEgM4ODgY2LMBIOuJASj_hJkDMIqImQM4VEABWAEKaQohCMGGARIENjgxOBjriQEguTwo0aaaAzDJp5oDOFRAAFgBCiAIwYYBEgM4ODEYuTwgmM4BKK2omgMwv6yaAzhUQAFYAQoiCMGGARIEODk3NRiYzgEguI4BKIKumgMw1K-aAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Sep 29 - Tue, Oct 13 YZR Sarnia LHR London CA $1,465 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:29/09/2026TANYT&leg2=from:LHR,to:YZR,departure:13/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1464.99&airProductToken=AQppCiIIwYYBEgQ4OTc0GLiOASCYzgEooImZAzDyipkDOFRAAFgBCiEIwYYBEgQ3OTYyGPjMASCYXSiejZkDMOmNmQM4VEABWAEKIAjBhgESAzg2NhiYXSDriQEokJCZAzCqk5kDOFRAAVgBCmkKIQjBhgESBDY4MTgY64kBILk8KNGmmgMwyaeaAzhUQABYAQogCMGGARIDODgxGLk8IJjOASitqJoDML-smgM4VEABWAEKIgjBhgESBDg5NzUYmM4BILiOASiCrpoDMNSvmgM4VEABWAESCggBEAEYASoCQUMYASIECAEQASgEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 28 - Mon, Oct 12 YZR Sarnia LHR London CA $1,484 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:28/09/2026TANYT&leg2=from:LHR,to:YZR,departure:12/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1483.09&airProductToken=AQprCiIIwYYBEgQ4OTc0GLiOASCYzgEogP6YAzDS_5gDOFRAAFgBCiIIwYYBEgQ3ODY2GPjMASDYswEo9IGZAzCtgpkDOFRAAVgBCiEIwYYBEgM4ODgY2LMBIOuJASj_hJkDMIqImQM4VEABWAEKRwohCMGGARIDODU5GOuJASCYzgEoyJ-aAzCeo5oDOFRAAFgBCiIIwYYBEgQ4OTczGJjOASC4jgEo36iaAzCxqpoDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Sep 29 - Mon, Oct 12 YZR Sarnia LHR London CA $1,488 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:29/09/2026TANYT&leg2=from:LHR,to:YZR,departure:12/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1487.69&airProductToken=AQppCiIIwYYBEgQ4OTc0GLiOASCYzgEooImZAzDyipkDOFRAAFgBCiEIwYYBEgQ3OTYyGPjMASCYXSiejZkDMOmNmQM4VEABWAEKIAjBhgESAzg2NhiYXSDriQEokJCZAzCqk5kDOFRAAVgBCkcKIQjBhgESAzg1ORjriQEgmM4BKMifmgMwnqOaAzhUQABYAQoiCMGGARIEODk3MxiYzgEguI4BKN-omgMwsaqaAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Sep 23 - Tue, Oct 6 YZR Sarnia LHR London CA $1,511 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:23/09/2026TANYT&leg2=from:LHR,to:YZR,departure:06/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1510.39&airProductToken=AQprCiIIwYYBEgQ4OTc0GLiOASCYzgEo4MWYAzCyx5gDOFRAAFgBCiIIwYYBEgQ3ODY2GPjMASDYswEo1MmYAzCNypgDOFRAAVgBCiEIwYYBEgM4ODgY2LMBIOuJASjczZgDMOfQmAM4VEABWAEKaQohCMGGARIENjgxOBjriQEguTwo8deZAzDp2JkDOFRAAFgBCiAIwYYBEgM4ODEYuTwgmM4BKM3ZmQMw392ZAzhUQAFYAQoiCMGGARIEODk3NRiYzgEguI4BKKLfmQMw9OCZAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, Oct 1 - Mon, Oct 12 YZR Sarnia LHR London CA $1,511 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:01/10/2026TANYT&leg2=from:LHR,to:YZR,departure:12/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1510.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEouKSZAzCKppkDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASivp5kDMOeqmQM4VEABWAEKRwohCMGGARIDODU3GOuJASCYzgEo9p2aAzDqoZoDOFRAAFgBCiIIwYYBEgQ4OTc1GJjOASC4jgEo4qKaAzC0pJoDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Sep 22 - Tue, Oct 6 YZR Sarnia LHR London CA $1,515 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:22/09/2026TANYT&leg2=from:LHR,to:YZR,departure:06/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1514.99&airProductToken=AQppCiIIwYYBEgQ4OTc0GLiOASCYzgEowLqYAzCSvJgDOFRAAFgBCiEIwYYBEgQ3OTYyGPjMASCYXSi-vpgDMIm_mAM4VEABWAEKIAjBhgESAzg2NhiYXSDriQEosMGYAzDKxJgDOFRAAVgBCmkKIQjBhgESBDY4MTgY64kBILk8KPHXmQMw6diZAzhUQABYAQogCMGGARIDODgxGLk8IJjOASjN2ZkDMN_dmQM4VEABWAEKIgjBhgESBDg5NzUYmM4BILiOASii35kDMPTgmQM4VEABWAESCggBEAEYASoCQUMYASIECAEQASgEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 21 - Tue, Oct 6 YZR Sarnia LHR London CA $1,523 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:21/09/2026TANYT&leg2=from:LHR,to:YZR,departure:06/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1522.82&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEo-LOYAzDKtZgDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASjvtpgDMKe6mAM4VEABWAEKaQohCMGGARIENjgxOBjriQEguTwo8deZAzDp2JkDOFRAAFgBCiAIwYYBEgM4ODEYuTwgmM4BKM3ZmQMw392ZAzhUQAFYAQoiCMGGARIEODk3NRiYzgEguI4BKKLfmQMw9OCZAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 21 - Mon, Oct 5 YZR Sarnia LHR London CA $1,526 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:21/09/2026TANYT&leg2=from:LHR,to:YZR,departure:05/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1525.12&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEo-LOYAzDKtZgDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASjvtpgDMKe6mAM4VEABWAEKaQohCMGGARIENjE4NhjriQEglSIorMuZAzCuzJkDOFRAAFgBCiAIwYYBEgM4ODcYlSIgmM4BKP7MmQMwrtGZAzhUQAFYAQoiCMGGARIEODk3NRiYzgEguI4BKILUmQMw1NWZAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Sep 23 - Mon, Oct 5 YZR Sarnia LHR London CA $1,534 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:23/09/2026TANYT&leg2=from:LHR,to:YZR,departure:05/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1533.09&airProductToken=AQprCiIIwYYBEgQ4OTc0GLiOASCYzgEo4MWYAzCyx5gDOFRAAFgBCiIIwYYBEgQ3ODY2GPjMASDYswEo1MmYAzCNypgDOFRAAVgBCiEIwYYBEgM4ODgY2LMBIOuJASjczZgDMOfQmAM4VEABWAEKRwohCMGGARIDODU5GOuJASCYzgEo6NCZAzC-1JkDOFRAAFgBCiIIwYYBEgQ4OTczGJjOASC4jgEo_9mZAzDR25kDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Sep 22 - Mon, Oct 5 YZR Sarnia LHR London CA $1,538 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:22/09/2026TANYT&leg2=from:LHR,to:YZR,departure:05/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1537.69&airProductToken=AQppCiIIwYYBEgQ4OTc0GLiOASCYzgEowLqYAzCSvJgDOFRAAFgBCiEIwYYBEgQ3OTYyGPjMASCYXSi-vpgDMIm_mAM4VEABWAEKIAjBhgESAzg2NhiYXSDriQEosMGYAzDKxJgDOFRAAVgBCkcKIQjBhgESAzg1ORjriQEgmM4BKOjQmQMwvtSZAzhUQABYAQoiCMGGARIEODk3MxiYzgEguI4BKP_ZmQMw0duZAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 21 - Mon, Oct 5 YZR Sarnia LHR London CA $1,546 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:21/09/2026TANYT&leg2=from:LHR,to:YZR,departure:05/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1545.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEo-LOYAzDKtZgDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASjvtpgDMKe6mAM4VEABWAEKRwohCMGGARIDODU5GOuJASCYzgEo6NCZAzC-1JkDOFRAAFgBCiIIwYYBEgQ4OTczGJjOASC4jgEo_9mZAzDR25kDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 21 - Thu, Oct 8 YZR Sarnia LHR London CA $1,561 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:21/09/2026TANYT&leg2=from:LHR,to:YZR,departure:08/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1560.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEo-LOYAzDKtZgDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASjvtpgDMKe6mAM4VEABWAEKRwohCMGGARIDODU3GOuJASCYzgEo9vCZAzDq9JkDOFRAAFgBCiIIwYYBEgQ4OTc1GJjOASC4jgEo4vWZAzC095kDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Sep 16 - Thu, Oct 1 YZR Sarnia LHR London CA $1,576 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:16/09/2026TANYT&leg2=from:LHR,to:YZR,departure:01/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1575.39&airProductToken=AQprCiIIwYYBEgQ4OTc0GLiOASCYzgEogPeXAzDS-JcDOFRAAFgBCiIIwYYBEgQ3ODY2GPjMASDYswEo9PqXAzCt-5cDOFRAAVgBCiEIwYYBEgM4ODgY2LMBIOuJASj8_pcDMIeCmAM4VEABWAEKaQohCMGGARIENjgxOBjriQEguTwo0Z-ZAzDJoJkDOFRAAFgBCiAIwYYBEgM4ODEYuTwgmM4BKK2hmQMwv6WZAzhUQAFYAQoiCMGGARIEODk3NRiYzgEguI4BKIKnmQMw1KiZAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, Oct 1 - Sun, Oct 11 YZR Sarnia LHR London CA $1,576 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:01/10/2026TANYT&leg2=from:LHR,to:YZR,departure:11/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1575.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEouKSZAzCKppkDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASivp5kDMOeqmQM4VEABWAEKRwohCMGGARIDODU3GOuJASCYzgEo1pKaAzDKlpoDOFRAAFgBCiIIwYYBEgQ4OTc1GJjOASC4jgEowpeaAzCUmZoDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Sep 15 - Thu, Oct 1 YZR Sarnia LHR London CA $1,580 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:15/09/2026TANYT&leg2=from:LHR,to:YZR,departure:01/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1579.99&airProductToken=AQppCiIIwYYBEgQ4OTc0GLiOASCYzgEo4OuXAzCy7ZcDOFRAAFgBCiEIwYYBEgQ3OTYyGPjMASCYXSje75cDMKnwlwM4VEABWAEKIAjBhgESAzg2NhiYXSDriQEo0PKXAzDq9ZcDOFRAAVgBCmkKIQjBhgESBDY4MTgY64kBILk8KNGfmQMwyaCZAzhUQABYAQogCMGGARIDODgxGLk8IJjOASitoZkDML-lmQM4VEABWAEKIgjBhgESBDg5NzUYmM4BILiOASiCp5kDMNSomQM4VEABWAESCggBEAEYASoCQUMYASIECAEQASgEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Sep 14 - Thu, Oct 1 YZR Sarnia LHR London CA $1,588 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:14/09/2026TANYT&leg2=from:LHR,to:YZR,departure:01/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1587.82&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEomOWXAzDq5pcDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASiP6JcDMMfrlwM4VEABWAEKaQohCMGGARIENjgxOBjriQEguTwo0Z-ZAzDJoJkDOFRAAFgBCiAIwYYBEgM4ODEYuTwgmM4BKK2hmQMwv6WZAzhUQAFYAQoiCMGGARIEODk3NRiYzgEguI4BKIKnmQMw1KiZAzhUQAFYARIKCAEQARgBKgJBQxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Sep 20 - Mon, Oct 5 YZR Sarnia LHR London CA $1,611 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:20/09/2026TANYT&leg2=from:LHR,to:YZR,departure:05/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1610.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEo2KiYAzCqqpgDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASjPq5gDMIevmAM4VEABWAEKRwohCMGGARIDODU3GOuJASCYzgEols-ZAzCK05kDOFRAAFgBCiIIwYYBEgQ4OTc1GJjOASC4jgEogtSZAzDU1ZkDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Sep 20 - Thu, Oct 8 YZR Sarnia LHR London CA $1,626 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:20/09/2026TANYT&leg2=from:LHR,to:YZR,departure:08/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1625.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEo2KiYAzCqqpgDOFRAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASjPq5gDMIevmAM4VEABWAEKRwohCMGGARIDODU3GOuJASCYzgEo9vCZAzDq9JkDOFRAAFgBCiIIwYYBEgQ4OTc1GJjOASC4jgEo4vWZAzC095kDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Sep 27 - Tue, Oct 13 YZR Sarnia LHR London CA $1,631 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZR,to:LHR,departure:27/09/2026TANYT&leg2=from:LHR,to:YZR,departure:13/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1630.52&airProductToken=AQpHCiIIwYYBEgQ4OTcyGLiOASCYzgEouPeYAzCK-ZgDOFNAAFgBCiEIwYYBEgM4NTYYmM4BIOuJASiv-pgDMOf9mAM4U0ABWAEKRwohCMGGARIDODU3GOuJASCYzgEolqmaAzCKrZoDOFRAAFgBCiIIwYYBEgQ4OTc1GJjOASC4jgEogq6aAzDUr5oDOFRAAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoBDAB) ## Frequently asked questions ### How much is a flight from Sarnia Chris Hadfield Airport to Heathrow Airport (LHR)? ### Do I need to pay a cancellation fee if I cancel my flight from Sarnia Airport to London Heathrow? ### How do I find cheap flights from Chris Hadfield Airport (YZR) to Heathrow Airport (LHR) that have flexible change policies? ### How far is the flight from YZR to Heathrow Airport? ### Which airlines fly direct from YZR to LHR? ### Are YZR to Heathrow Airport flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Chris Hadfield | | ------------------- | -------------- | | Destination airport | Heathrow | | Airlines serving | Air Canada | | Roundtrip price | CA $1,460 | | Distance | 5889 km | ## Book with confidence # Sarnia to London Flights **The easy way to book your flights from Sarnia to London** With Expedia, it’s simple to find and book flights to London from Sarnia 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 Heathrow, 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 Sarnia to London today, tomorrow, or this week. **Save dollars with cheap flights from Chris Hadfield, YZR to Heathrow, LHR** Sort your search results by price to find great deals on your flight from Sarnia to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Sarnia currently is just CA $1,461 rising to CA $1,631\. Here are more money-saving tips: - Fly in September when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to London - 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 London from Sarnia** 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. 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