Title: CA $635 Cheap Flights from Washington (IAD) to Dublin (DUB) - Expedia.ca ![Moment RF](https://images.trvl-media.com/place/1069/6b465f6b-4c05-4ac8-bce6-22ba33b97f11.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1069/6b465f6b-4c05-4ac8-bce6-22ba33b97f11.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $635 Cheap Flights from Washington (IAD) to Dublin (DUB) [View CA $635 flight on Wed, Sep 16, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:IAD,to:DUB,departure:16/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:634.90&airProductToken=AQpnCjIIwoIBEgQxMjkwGIgYIOuJASia_5cDMNKCmAM4T0AAWAFqBU5PQkFHcghPTFg3QzRCVgoxCMKCARIDODEwGOuJASCDDSi2g5gDMIuEmAM4T0ABWAFqBU5PQkFHcghPTFg3QzRCVhIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ## Popular airlines from Washington Dulles International Airport (IAD) to Dublin Airport (DUB) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EI.svg) Aer Lingus [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TP.svg) TAP Portugal [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FI.svg) Icelandair [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FI"}}]) - ![](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:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&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_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](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 Washington (IAD) to Dublin (DUB) Prices were available within the past 7 days and start at CA $635 for one-way flights and CA $757 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Tue, Mar 17 - Tue, Mar 31 IAD Washington DUB Dublin CA $757 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:31/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:756.50&airProductToken=AQpCCh8IxpIBEgM2NDQYiBggiikoiPSHAzDr9ocDOE5AAFgBCh8IxpIBEgM0MTYYiikggw0orPeHAzDH-IcDOE5AAVgBCkIKHwjGkgESAzQxORiDDSCKKSibjIkDMLaNiQM4TkAAWAEKHwjGkgESAzY0NRiKKSCIGCjyjYkDMPiQiQM4TkABWAESCggBEAEYASoCRkkYASIECAEQASgEMAE) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Tue, Mar 17 - Wed, Apr 1 IAD Washington DUB Dublin CA $775 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:01/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:774.50&airProductToken=AQpCCh8IxpIBEgM2NDQYiBggiikoiPSHAzDr9ocDOE5AAFgBCh8IxpIBEgM0MTYYiikggw0orPeHAzDH-IcDOE5AAVgBCkIKHwjGkgESAzQxNxiDDSCKKSjDlokDMN6XiQM4WEAAWAEKHwjGkgESAzY0NRiKKSCIGCiSmYkDMJiciQM4WEABWAESCggBEAEYASoCRkkYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sun, Mar 8 - Tue, Mar 24 IAD Washington DUB Dublin CA $804 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:08/03/2026TANYT&leg2=from:DUB,to:IAD,departure:24/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:803.80&airProductToken=AQohCh8I1YIBEgMyMjgYiBgggw0oiJCHAzCsk4cDOFRAAFgBCiEKHwjVggESAzIyORiDDSCIGCj1vIgDMOTAiAM4VEAAWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Aug 5 - Fri, Aug 21 IAD Washington DUB Dublin CA $807 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:05/08/2026TANYT&leg2=from:DUB,to:IAD,departure:21/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:806.30&airProductToken=AQohCh8I1YIBEgMzMTAYiBgggw0o06WUAzD8qJQDOFRAAFgBCkIKHwjMkAESAzk3NxiDDSClBCix0pUDMK7TlQM4VEAAWAEKHwjMkAESAzQxOBilBCCIGCj-05UDMJXYlQM4VEABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sun, Apr 5 - Wed, Apr 22 IAD Washington DUB Dublin CA $808 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:05/04/2026TANYT&leg2=from:DUB,to:IAD,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:807.50&airProductToken=AQohCh8I1YIBEgMzMTAYiBgggw0ojsmJAzC8zIkDOFRAAFgBCkYKIQjVggESBDg2MDQYgw0gmM4BKNKBiwMw9oSLAzhUQABYAQohCNWCARIEODY3MBiYzgEgiBgo_YWLAzDbhosDOFRAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoBDAB) ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Mon, May 4 - Sat, May 9 IAD Washington DUB Dublin CA $812 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:04/05/2026TANYT&leg2=from:DUB,to:IAD,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:811.40&airProductToken=AQpnCjEI05YBEgM5MjYYiBgg4jso9I-MAzDKk4wDOEtAAFgBagZOVVNHSFRyCEtMWEE2R0hUCjII05YBEgQyNTM3GOI7IIMNKOmWjAMw8JeMAzhLQAFYAWoGTlVTR0hUcghLTFhBNkdIVAqaAQoxCNOWARIDNTM2GIMNIKBsKNTFjAMw6saMAzhMQABYAWoGTlVTR0hUcghMTFdBNkdIVAoyCNOWARIEMTQyMRigbCDiOyiczIwDMOLMjAM4TEABWAFqBk5VU0dIVHIITExXQTZHSFQKMQjTlgESAzkyNRjiOyCIGCjpzYwDMOzRjAM4TEABWAFqBk5VU0dIVHIITExXQTZHSFQSCggBEAEYASoCU0sYASIECAEQASgCKAMoBDAP) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Mon, May 4 - Sun, May 10 IAD Washington DUB Dublin CA $814 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:04/05/2026TANYT&leg2=from:DUB,to:IAD,departure:10/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:813.06&airProductToken=AQpkCjAIxpIBEgM2NDQYiBggiiko_o-MAzDhkowDOFhAAFgBagVMSUdIVHIIWEoyUVVTTFQKMAjGkgESAzQxOBiKKSCDDSiklIwDML-VjAM4WEABWAFqBUxJR0hUcghYSjJRVVNMVApkCjAIxpIBEgM0MTcYgw0giikoo82MAzC-zowDOFhAAFgBagVMSUdIVHIIWEoyUVVTTFQKMAjGkgESAzY0ORiKKSCIGCim0YwDMKfUjAM4WEABWAFqBUxJR0hUcghYSjJRVVNMVBIKCAEQARgBKgJGSRgBIgQIARABKAIoAygEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Mar 11 - Thu, Mar 26 IAD Washington DUB Dublin CA $816 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:11/03/2026TANYT&leg2=from:DUB,to:IAD,departure:26/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:815.30&airProductToken=AQpGCiEIxJgBEgQ5NDQ3GIgYIICTASjpr4cDMKuzhwM4RUAAWAEKIQjEmAESBDkxOTYYgJMBIIMNKLS1hwMwmLaHAzhFQAFYAQpGCiEIxJgBEgQ5NDkyGIMNIICTASjy0YgDMNHSiAM4RUAAWAEKIQjEmAESBDkzODQYgJMBIIgYKMTTiAMw0deIAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sun, Mar 15 - Tue, Mar 31 IAD Washington DUB Dublin CA $824 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:15/03/2026TANYT&leg2=from:DUB,to:IAD,departure:31/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:823.80&airProductToken=AQpGCiEIxJgBEgQ5NDQ3GIgYIICTASjp3IcDMKvghwM4RUAAWAEKIQjEmAESBDkxOTYYgJMBIIMNKLTihwMwmOOHAzhFQAFYAQpGCiEIxJgBEgQ5NDk4GIMNIICTASjbiYkDMLqKiQM4RUAAWAEKIQjEmAESBDkzODQYgJMBIIgYKKOLiQMwl4-JAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, Mar 8 - Tue, Mar 17 IAD Washington DUB Dublin CA $825 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:DUB,departure:08/03/2026TANYT&leg2=from:DUB,to:IAD,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:824.66&airProductToken=AQqAAQo-CMGCARIENjk2NxiIGCDriQEomI6HAzDGkYcDOE9AAFgBagVCQVNJQ3IIT0xYN0MxQlZ6CgjCggESBDY5NjcKPgjBggESBDcxNTMY64kBIIMNKMKUhwMwnJWHAzhTQAFYAWoFQkFTSUNyCE9MWDdDMUJWegoIwoIBEgQ3MTUzCpoBCjAIwYIBEgM3MjMYgw0g71ko8u2HAzCv8YcDOEJAAFgBagVCQVNJQ3IIT0xYN0MxQlYKMgjBggESBDE5MjkY71kg4poBKNLyhwMwyPOHAzhCQAFYAWoFQkFTSUNyCE9MWDdDMUJWCjIIwYIBEgQ1MTk0GOKaASCIGCiD-YcDMOD5hwM4QkABWAFqBUJBU0lDcghPTFg3QzFCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.ca/deals?rfrr=FTG_SPRING_PROMO_) ## Alternative airports near Dublin Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:22/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) DUB Dublin Airport CheapestClosest 14 min [Flights from CA $1,078 ](https://www.expedia.ca/Flights-Search?leg1=from:IAD,to:DUB,departure:17/03/2026TANYT&leg2=from:DUB,to:IAD,departure:22/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Washington (IAD) to Dublin (DUB) ### March is typically the cheapest month to fly From CA $486 - CA $1,041 per traveller. ## Frequently asked questions ### How much is a flight from IAD to DUB? ### Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to DUB? ### How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to DUB that have flexible change policies? ### How many hours is the flight from Washington Dulles Intl. Airport (IAD) to DUB? ### How far is the flight from Dulles Intl. Airport to Dublin Airport? ### Which airlines fly direct from Dulles Intl. Airport to DUB? ### Are Dulles Intl. Airport to Dublin Airport (DUB) flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Washington Dulles Intl. | | ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Dublin | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United | | Roundtrip price | CA $756 | | Distance | 5432 km | | Average flight time | 11 hours 53 mins | ## Book with confidence # Chantilly to Dublin Flights **The easy way to book your flights from Washington to Dublin** With Expedia, it’s simple to find and book flights to Dublin from Washington 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 Dublin, 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 Washington to Dublin today, tomorrow, or this week. **Save dollars with cheap flights from Washington Dulles Intl., IAD to Dublin, DUB** Sort your search results by price to find great deals on your flight from Washington to Dublin—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Dublin from Washington currently is just CA $757 rising to CA $825\. Here are more money-saving tips: - Fly in March when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Dublin - 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 Dublin from Washington** 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 Dublin with Expedia today. \*Available to Expedia members.