Title: CA $170 Cheap American Airlines fights from Buffalo to Washington - Expedia.ca ![Washington DC in Spring](https://images.trvl-media.com/place/3763/58eb1a51-e7f1-4f17-88af-21174d495e42.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3763/58eb1a51-e7f1-4f17-88af-21174d495e42.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $170 Cheap American Airlines fights from Buffalo (BUF) to Washington (DCA) [View CA $170 flight on Wed, Jan 7, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:BUF,to:DCA,departure:07/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:169.10&airProductToken=AQplCjEIwYIBEgQ0NzM3GIEtIMsBKLTlgQMwjeaBAzhCQABYAWoFQkFTSUNyCE9WQUpaU0JaCjAIwYIBEgQ0NDA5GMsBIEMow-mBAzCe6oEDOEJAAVgBagVCQVNJQ3IIT1ZBWlpOQloSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only - ![notification illustration](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\* - ![deals illustration](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\* - ![trophy illustration](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) ## American Airlines flights from Buffalo to Washington (BUF→DCA) Prices were available within the past 7 days and start at CA $170 for one-way flights and CA $247 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Feb 27 - Mon, Mar 2 BUF Buffalo DCA Washington CA $247 Roundtrip found 16 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:27/02/2026TANYT&leg2=from:DCA,to:BUF,departure:02/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:246.50&airProductToken=AQoyCjAIwYIBEgQ1MjQzGIEtIEMo66KGAzDQo4YDOEJAAFgBagVCQVNJQ3IIT1ZGSFpOQloKMgowCMGCARIENTIxMxhDIIEtKPjGhgMw0MeGAzhCQABYAWoFQkFTSUNyCE9WRkhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Aug 28 - Sun, Aug 30 BUF Buffalo DCA Washington CA $275 Roundtrip found 9 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:28/08/2026TANYT&leg2=from:DCA,to:BUF,departure:30/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:274.40&airProductToken=AQoyCjAIwYIBEgQ1MDgwGIEtIEMom6aWAzDvppYDOEJAAFgBagVCQVNJQ3IIT1ZGSFpOQloKMgowCMGCARIENTA3NRhDIIEtKK-9lgMwgL6WAzhCQABYAWoFQkFTSUNyCE9WRkhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, May 15 - Sun, May 17 BUF Buffalo DCA Washington CA $276 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:15/05/2026TANYT&leg2=from:DCA,to:BUF,departure:17/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:275.70&airProductToken=AQoyCjAIwYIBEgQzNTAxGIEtIEMonIiNAzDwiI0DOEJAAFgBagVCQVNJQ3IIT1ZGSFpOQloKMgowCMGCARIENTEyORhDIIEtKI-gjQMw2qCNAzhCQABYAWoFQkFTSUNyCE9WRkhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Jan 14 - Wed, Jan 21 BUF Buffalo DCA Washington CA $285 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:14/01/2026TANYT&leg2=from:DCA,to:BUF,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:284.60&airProductToken=AQplCjEIwYIBEgQ0NzM3GIEtIMsBKJS0ggMw7bSCAzhCQABYAWoFQkFTSUNyCE9WQUpaU0JaCjAIwYIBEgQ0MzcxGMsBIEMo_LaCAzDUt4IDOEJAAVgBagVCQVNJQ3IIT1ZBWlpOQloKMgowCMGCARIENTIxMxhDIIEtKIqFgwMw5IWDAzhCQABYAWoFQkFTSUNyCE9WRkhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Feb 27 - Mon, Mar 2 BUF Buffalo DCA Washington CA $288 Roundtrip found 16 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:27/02/2026TANYT&leg2=from:DCA,to:BUF,departure:02/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:287.30&airProductToken=AQoyCjAIwYIBEgQ1MjEzGIEtIEMojqaGAzDzpoYDOEJAAFgBagVCQVNJQ3IIUTdGSFpOQloKMgowCMGCARIENTE1OBhDIIEtKLTMhgMwi82GAzhCQABYAWoFQkFTSUNyCE9WRkhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Mar 7 - Sat, Mar 21 BUF Buffalo DCA Washington CA $290 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:07/03/2026TANYT&leg2=from:DCA,to:BUF,departure:21/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:289.70&airProductToken=AQoyCjAIwYIBEgQ1MjQzGIEtIEMo__yGAzDk_YYDOEJAAFgBagVCQVNJQ3IIT1ZGSFpOQloKMgowCMGCARIENTE1OBhDIIEtKNagiAMwrqGIAzhCQABYAWoFQkFTSUNyCFE3RkhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Mon, Jan 12 - Tue, Jan 20 BUF Buffalo DCA Washington CA $292 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:12/01/2026TANYT&leg2=from:DCA,to:BUF,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:291.70&airProductToken=AQplCjEIwYIBEgQ0NzM4GIEtIMsBKJugggMw-KCCAzhCQABYAWoFQkFTSUNyCE9WQUpaU0JaCjAIwYIBEgQ0NjI3GMsBIEMosKSCAzCUpYIDOEJAAVgBagVCQVNJQ3IIT1ZBWlpOQloSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Jan 8 - Sun, Jan 11 BUF Buffalo DCA Washington CA $299 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:DCA,departure:08/01/2026TANYT&leg2=from:DCA,to:BUF,departure:11/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:298.20&airProductToken=AQplCjEIwYIBEgQ0NzM3GIEtIMsBKNTwgQMwrfGBAzhCQABYAWoFQkFTSUNyCE9WQUpaU0JaCjAIwYIBEgQ0NDA5GMsBIEMo4_SBAzC-9YEDOEJAAVgBagVCQVNJQ3IIT1ZBWlpOQloSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ## Find the cheapest month to fly from Buffalo (BUF) to Washington (DCA) ### August is typically the cheapest month to fly From CA $192 - CA $543 per traveller. ## Alternative airports near Washington Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:BWI,departure:01/01/2026TANYT&leg2=from:BWI,to:BUF,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) BWI Baltimore Washington Intl. Thurgood Marshall 40 min [Flights from CA $430 ](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:BWI,departure:01/01/2026TANYT&leg2=from:BWI,to:BUF,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:IAD,departure:01/01/2026TANYT&leg2=from:IAD,to:BUF,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) IAD Washington Dulles Intl. 36 min [Flights from CA $410 ](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:IAD,departure:01/01/2026TANYT&leg2=from:IAD,to:BUF,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is an American Airlines flight from Buffalo Niagara Intl. Airport (BUF) to Ronald Reagan Washington National Airport (DCA)? ### What is the cheapest month to fly from BUF to DCA with American Airlines? ### Does American Airlines fly nonstop from Buffalo Niagara Intl. Airport (BUF) to Ronald Reagan Washington National Airport (DCA)? ### How long does it take to fly from BUF to DCA with American Airlines? ### Which day of the week has the most American Airlines flights from Buffalo Niagara Intl. Airport (BUF) to Ronald Reagan Washington National Airport (DCA)? ### What airports does American Airlines fly into in Washington? ### What type of plane does American Airlines fly from Buffalo Niagara Intl. Airport (BUF) to Ronald Reagan Washington National Airport (DCA)? ### Can I change or cancel my American Airlines flight from Buffalo Niagara Intl. Airport (BUF) to Ronald Reagan Washington National Airport (DCA)? ## Travel information | Origin airport | Buffalo Niagara Intl. | | ------------------- | ------------------------------------------------- | | Destination airport | Ronald Reagan Washington National | | Airlines serving | American Airlines, Delta, JetBlue Airways, United | | Popular airline | JetBlue Airways | | Distance | 473 km | | Average flight time | 1 hour 27 mins | \*Available to Expedia members.