Title: CA $612 Cheap Flights from Waterloo (ALO) to Washington (WAS) - 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 $612 Cheap Flights from Waterloo (ALO) to Washington (WAS) [View CA $612 flight on Sat, Mar 28, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:ALO,to:BWI,departure:28/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:611.80&airProductToken=AQqYAQowCMGCARIENDMyMhjgciCuHCiM6YgDMOHpiAM4U0AAWAFqBE1BSU5yCFMwQVdVTk4xCjEIwYIBEgQxNDA5GK4cIOKaASjA64gDMLrsiAM4U0ABWAFqBE1BSU5yCFMwQVdVTk4xCjEIwYIBEgQxNDY0GOKaASDBRSiP7YgDMObtiAM4U0ABWAFqBE1BSU5yCFMwQVdVTk4xEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ## Popular airlines from Waterloo, IA (ALO-Waterloo Regional) to Washington - ![](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:ALO,to:WAS,departure:07/04/2026TANYT&leg2=from:WAS,to:ALO,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](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 Waterloo (ALO) to Washington (WAS) Prices were available within the past 7 days and start at CA $612 for one-way flights and CA $808 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) Tue, Apr 21 - Sat, May 2 ALO Waterloo DCA Washington CA $808 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:21/04/2026TANYT&leg2=from:DCA,to:ALO,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:807.90&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKKD3igMw__eKAzhPQABYAQofCMGCARIEMjM0NRiuHCBDKJ_5igMwl_qKAzhPQAFYAQpDCh8IwYIBEgQxMzI4GEMgrhwolvmLAzCt-osDOE9AAFgBCiAIwYIBEgQ0MzIxGK4cIOByKO_6iwMwwfuLAzhPQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, May 6 - Tue, May 26 ALO Waterloo DCA Washington CA $816 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:06/05/2026TANYT&leg2=from:DCA,to:ALO,departure:26/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:815.20&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKICgjAMw36CMAzhPQABYAQofCMGCARIENDA2NhiuHCBDKIOhjAMwg6KMAzhPQAFYAQplCh8IwYIBEgQ0NzczGEMgywEo7oSOAzDNhY4DOE9AAFgBCiAIwYIBEgQyMDU3GMsBIK4cKLGHjgMw3IiOAzhPQAFYAQogCMGCARIENDMyMRiuHCDgciiDiY4DMNWJjgM4T0ABWAESCggBEAEYASoCQUEYASIECAEQASgEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, May 23 - Sat, Jun 6 ALO Waterloo DCA Washington CA $823 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:23/05/2026TANYT&leg2=from:DCA,to:ALO,departure:06/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:822.50&airProductToken=AQpnCiAIwYIBEgQ0MzIyGOByIK4cKPjejQMwyt-NAzhPQABYAQohCMGCARIEMjUwMhiuHCDimgEo3OCNAzDd4Y0DOE9AAVgBCiAIwYIBEgQzMjYzGOKaASBDKLDjjQMwjeSNAzhPQAFYAQplCh8IwYIBEgQ1NDA2GEMg71ko4oGPAzCsgo8DOE9AAFgBCiAIwYIBEgQzMDQyGO9ZIK4cKOmCjwMwi4SPAzhPQAFYAQogCMGCARIENDMyMRiuHCDgcijjhI8DMLWFjwM4T0ABWAESCggBEAEYASoCQUEYASIECAEQASgEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Apr 16 - Sat, May 2 ALO Waterloo DCA Washington CA $850 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:16/04/2026TANYT&leg2=from:DCA,to:ALO,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:849.90&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKIC_igMw37-KAzhRQABYAQofCMGCARIENDA2NhiuHCBDKIPAigMwg8GKAzhRQAFYAQpDCh8IwYIBEgQxMzI4GEMgrhwolvmLAzCt-osDOE9AAFgBCiAIwYIBEgQ0MzIxGK4cIOByKO_6iwMwwfuLAzhPQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Apr 21 - Fri, May 8 ALO Waterloo DCA Washington CA $858 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:21/04/2026TANYT&leg2=from:DCA,to:ALO,departure:08/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:857.20&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKKD3igMw__eKAzhPQABYAQofCMGCARIEMjM0NRiuHCBDKJ_5igMwl_qKAzhPQAFYAQpkCh8IwYIBEgQ1NjAxGEMg71ko6bmMAzC0uowDOFFAAFgBCh8IwYIBEgM0OTAY71kgrhwouLuMAzDgvIwDOFFAAVgBCiAIwYIBEgQ0MzIxGK4cIOByKLW-jAMwh7-MAzhRQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, May 23 - Fri, Jun 12 ALO Waterloo DCA Washington CA $865 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:23/05/2026TANYT&leg2=from:DCA,to:ALO,departure:12/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:864.50&airProductToken=AQpnCiAIwYIBEgQ0MzIyGOByIK4cKPjejQMwyt-NAzhPQABYAQohCMGCARIEMjUwMhiuHCDimgEo3OCNAzDd4Y0DOE9AAVgBCiAIwYIBEgQzMjYzGOKaASBDKLDjjQMwjeSNAzhPQAFYAQpmCiAIwYIBEgQyMTgyGEMg4poBKKbFjwMwk8aPAzhRQABYAQogCMGCARIDNjI3GOKaASCuHCjKxo8DMN3HjwM4UUABWAEKIAjBggESBDQzMjEYrhwg4HIoo8iPAzD1yI8DOFFAAVgBEgoIARABGAEqAkFBGAEiBAgBEAEoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, May 30 - Tue, Jun 16 ALO Waterloo DCA Washington CA $875 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:30/05/2026TANYT&leg2=from:DCA,to:ALO,departure:16/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:874.60&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKNitjgMwqq6OAzhTQABYAQofCMGCARIEMjk2NRiuHCBDKN2ujgMwz6-OAzhTQAFYAQpDCh8IwYIBEgQyOTAzGEMgrhwoxvOPAzDd9I8DOE9AAFgBCiAIwYIBEgQ0MzIxGK4cIOByKKP1jwMw9fWPAzhPQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, May 31 - Tue, Jun 16 ALO Waterloo DCA Washington CA $877 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:31/05/2026TANYT&leg2=from:DCA,to:ALO,departure:16/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:876.70&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKPi4jgMwyrmOAzhRQABYAQofCMGCARIEMjk2NRiuHCBDKP25jgMw77qOAzhRQAFYAQpDCh8IwYIBEgQyOTAzGEMgrhwoxvOPAzDd9I8DOE9AAFgBCiAIwYIBEgQ0MzIxGK4cIOByKKP1jwMw9fWPAzhPQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, May 23 - Sun, Jun 7 ALO Waterloo DCA Washington CA $884 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:23/05/2026TANYT&leg2=from:DCA,to:ALO,departure:07/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:884.00&airProductToken=AQpnCiAIwYIBEgQ0MzIyGOByIK4cKPjejQMwyt-NAzhPQABYAQohCMGCARIEMjUwMhiuHCDimgEo3OCNAzDd4Y0DOE9AAVgBCiAIwYIBEgQzMjYzGOKaASBDKLDjjQMwjeSNAzhPQAFYAQpDCh8IwYIBEgQyOTAzGEMgrhwopo6PAzC9j48DOFFAAFgBCiAIwYIBEgQ0MzIxGK4cIOByKISQjwMw1pCPAzhRQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Mar 25 - Sun, Apr 5 ALO Waterloo DCA Washington CA $891 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ALO,to:DCA,departure:25/03/2026TANYT&leg2=from:DCA,to:ALO,departure:05/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:890.70&airProductToken=AQpDCiAIwYIBEgQ0MzIyGOByIK4cKKzHiAMwgciIAzhRQABYAQofCMGCARIEMzc0ORiuHCBDKNTIiAMwzsmIAzhRQAFYAQpDCh8IwYIBEgQzMjk2GEMgrhwov8mJAzDQyokDOFFAAFgBCiAIwYIBEgQ0MzIxGK4cIOByKJbLiQMw5cuJAzhRQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ## 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:ALO,to:DCA,departure:07/04/2026TANYT&leg2=from:DCA,to:ALO,departure:22/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) DCA Ronald Reagan Washington National CheapestClosest 8 min [Flights from CA $850 ](https://www.expedia.ca/Flights-Search?leg1=from:ALO,to:DCA,departure:07/04/2026TANYT&leg2=from:DCA,to:ALO,departure:22/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Travel information | Origin airport | Waterloo Regional | | ------------------- | --------------------------------- | | Destination airport | Ronald Reagan Washington National | | Roundtrip price | CA $808 | | Distance | 1348 km | ## Book with confidence # Waterloo to Maryland Flights **The easy way to book your flights from Waterloo to Washington** With Expedia, it’s simple to find and book flights to Washington from Waterloo 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 WAS-All Airports, 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 Waterloo to Washington today, tomorrow, or this week. **Save dollars with cheap flights from Waterloo Regional, ALO to WAS-All Airports, WAS** Sort your search results by price to find great deals on your flight from Waterloo to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Waterloo currently is just CA $808 rising to CA $891\. Here are more money-saving tips: - Fly in April when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Washington - 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 Washington from Waterloo** 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 Washington with Expedia today. \*Available to Expedia members.