Title: CA $122 Cheap Flights from Colorado Springs (COS) to Washington (DCA) - 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) ## Popular airlines from Colorado Springs Municipal Airport (COS) to Ronald Reagan National Airport (DCA) - ![American Airlines](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:cos,to:dca,departure:11/11/2025TANYT&leg2=from:dca,to:cos,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](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:cos,to:dca,departure:11/11/2025TANYT&leg2=from:dca,to:cos,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:cos,to:dca,departure:11/11/2025TANYT&leg2=from:dca,to:cos,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![United](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:cos,to:dca,departure:11/11/2025TANYT&leg2=from:dca,to:cos,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) ![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) ## Cheap flights from Colorado Springs (COS) to Washington (DCA) Prices were available within the past 7 days and start at CA $122 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ## Find the cheapest month to fly from Colorado Springs (COS) to Washington (DCA) ### August is typically the cheapest month to fly From CA $243 - CA $899 per traveller. ## Frequently asked questions ### How much is a flight from City of Colorado Springs Municipal Airport to Ronald Reagan Washington National Airport (DCA)? > If you're travelling from Colorado Springs Airport (COS) to National Airport, round-trip journeys start from . This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from COS to National Airport? > The majority of flights can be cancelled online, but every airline has its own set of terms and conditions. If you do decide to cancel your flight, go to our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from City of Colorado Springs Municipal Airport to DCA that have flexible change policies? > Flights from COS to National Airport offering flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between flights, with no extra fees to worry about. ### How many hours is the flight from COS to DCA? > There are lots of ways to make the 4 hours and 53 minutes between City of Colorado Springs Municipal Airport and National Airport fly by. If you want to be productive, sort through your camera roll or delete all those unwanted emails. A good snooze also helps pass the time! ### How far is the flight from Colorado Springs Airport (COS) to Ronald Reagan Washington National Airport (DCA)? > The flight distance between Colorado Springs Airport (COS) and DCA is 2,400 kilometres. Bring a drink, a snack and an interesting novel to read. Keep yourself entertained and the hours will zip by. ### Which airlines fly direct from Colorado Springs Airport (COS) to DCA? > Unfortunately, there are no airlines that fly direct between Colorado Springs Airport (COS) and Ronald Reagan Washington National Airport (DCA). You'll have to book a flight with one or more stops. ### Are COS to DCA flight tickets cheaper when they're purchased at the last minute? > Booking last minute from City of Colorado Springs Municipal Airport to Ronald Reagan Washington National Airport (DCA) can be hit-or-miss. You may be able to score a bargain, but you could also miss out completely! If you'd rather play it safe and start your trip planning early, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines list their prices so far in advance. Our advice? Check back often as updates are made regularly. ## Book with confidence ### Colorado Springs to Washington Flights **The easy way to book your flights from Colorado Springs to Washington**  With Expedia, it’s simple to find and book flights to Washington from Colorado Springs whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 2 airlines that cover this route. There are nonstop flights to Ronald Reagan Washington National, 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 Colorado Springs to Washington today, tomorrow, or this week.   **Save dollars with cheap flights from Colorado Springs, COS to Ronald Reagan Washington National, DCA**  Sort your search results by price to find great deals on your flight from Colorado Springs to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Colorado Springs currently is just rising to .   Here are more money-saving tips:  - Fly in 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 Colorado Springs**  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. ## Explore a world of travel with Expedia - Flights - [Flights from Waukesha to Arlington](https://www.expedia.ca/lp/flights/10170/6236/waukesha-to-arlington) - [Flights from Kitchener to Arlington](https://www.expedia.ca/lp/flights/10579/6236/kitchener-to-arlington) - [Flights from El Paso to Arlington](https://www.expedia.ca/lp/flights/1129/6236/el-paso-to-arlington) - [Flights from Sveg to Arlington](https://www.expedia.ca/lp/flights/1177/6236/sveg-to-arlington) - [Flights from Formosa to Arlington](https://www.expedia.ca/lp/flights/1226/6236/formosa-to-arlington) - [Flights from Friday Harbor to Arlington](https://www.expedia.ca/lp/flights/1248/6236/friday-harbor-to-arlington) - [Flights from Gisborne to Arlington](https://www.expedia.ca/lp/flights/1327/6236/gisborne-to-arlington) - [Flights from Galveston to Arlington](https://www.expedia.ca/lp/flights/1341/6236/galveston-to-arlington) - [Flights from SeaTac to Arlington](https://www.expedia.ca/lp/flights/156205/6236/seatac-to-arlington) - [Flights from Jackson to Arlington](https://www.expedia.ca/lp/flights/1670/6236/jackson-to-arlington) - [Flights from Boston to Arlington](https://www.expedia.ca/lp/flights/178239/6236/boston-to-arlington) - [Flights from Kolkata to Arlington](https://www.expedia.ca/lp/flights/178244/6236/kolkata-to-arlington) - [Flights from Calgary to Arlington](https://www.expedia.ca/lp/flights/178245/6236/calgary-to-arlington) - [Flights from Cleveland to Alexandria](https://www.expedia.ca/lp/flights/178250/5980/cleveland-to-alexandria) - [Flights from Dallas to Arlington](https://www.expedia.ca/lp/flights/178253/6236/dallas-to-arlington) - [Flights from Denver to Arlington](https://www.expedia.ca/lp/flights/178254/6236/denver-to-arlington) - [Flights from Houston to Arlington](https://www.expedia.ca/lp/flights/178265/6236/houston-to-arlington) - [Flights from Istanbul to Arlington](https://www.expedia.ca/lp/flights/178267/6236/istanbul-to-arlington) - [Flights from Kansas City to Arlington](https://www.expedia.ca/lp/flights/178273/6236/kansas-city-to-arlington) - [Flights from Las Vegas to Arlington](https://www.expedia.ca/lp/flights/178276/6236/las-vegas-to-arlington) - [Flights from Los Angeles to Arlington](https://www.expedia.ca/lp/flights/178280/6236/los-angeles-to-arlington) - [Flights from Madrid to Arlington](https://www.expedia.ca/lp/flights/178281/6236/madrid-to-arlington) - [Flights from Manila to Arlington](https://www.expedia.ca/lp/flights/178282/6236/manila-to-arlington) - [Flights from Miami to Arlington](https://www.expedia.ca/lp/flights/178286/6236/miami-to-arlington) - [Flights from Montreal to Arlington](https://www.expedia.ca/lp/flights/178288/6236/montreal-to-arlington) - [Flights from Ottawa to Arlington](https://www.expedia.ca/lp/flights/178296/6236/ottawa-to-arlington) - [Flights from Raleigh to Arlington](https://www.expedia.ca/lp/flights/178300/6236/raleigh-to-arlington) - [Flights from San Antonio to Arlington](https://www.expedia.ca/lp/flights/178303/6236/san-antonio-to-arlington) - [Flights from San Francisco to Arlington](https://www.expedia.ca/lp/flights/178305/6236/san-francisco-to-arlington) - [Flights from Seattle to Arlington](https://www.expedia.ca/lp/flights/178307/6236/seattle-to-arlington) - [Flights from Toronto to Arlington](https://www.expedia.ca/lp/flights/178314/6236/toronto-to-arlington) - [Flights from Vancouver to Arlington](https://www.expedia.ca/lp/flights/178315/6236/vancouver-to-arlington) - [Flights from Geneva to Arlington](https://www.expedia.ca/lp/flights/180003/6236/geneva-to-arlington) - [Flights from Portland to Arlington](https://www.expedia.ca/lp/flights/181420/6236/portland-to-arlington) - [Flights from Chennai to Arlington](https://www.expedia.ca/lp/flights/181449/6236/chennai-to-arlington) - [Flights from St. John's to Arlington](https://www.expedia.ca/lp/flights/181832/6236/st-johns-to-arlington) - [Flights from Gatwick to Arlington](https://www.expedia.ca/lp/flights/182523/6236/gatwick-to-arlington) - [Flights from Matamoros to Arlington](https://www.expedia.ca/lp/flights/2204/6236/matamoros-to-arlington) - [Flights from McAllen to Arlington](https://www.expedia.ca/lp/flights/2270/6236/mcallen-to-arlington) - [Flights from Minneapolis to Arlington](https://www.expedia.ca/lp/flights/2426/6236/minneapolis-to-arlington) - [Flights from Mus to Arlington](https://www.expedia.ca/lp/flights/2428/6236/mus-to-arlington) - [Flights from Waco to Arlington](https://www.expedia.ca/lp/flights/286/6236/waco-to-arlington) - [Flights from Rawalakot to Arlington](https://www.expedia.ca/lp/flights/2946/6236/rawalakot-to-arlington) - [Flights from Richmond to Arlington](https://www.expedia.ca/lp/flights/2958/6236/richmond-to-arlington) - [Flights from Saratov to Arlington](https://www.expedia.ca/lp/flights/3048/6236/saratov-to-arlington) - [Flights from Wichita Falls to Arlington](https://www.expedia.ca/lp/flights/3254/6236/wichita-falls-to-arlington) - [Flights from Sumbawanga to Arlington](https://www.expedia.ca/lp/flights/3301/6236/sumbawanga-to-arlington) - [Flights from Tanga to Arlington](https://www.expedia.ca/lp/flights/3420/6236/tanga-to-arlington) - [Flights from Tarija to Arlington](https://www.expedia.ca/lp/flights/3448/6236/tarija-to-arlington) - [Flights from Waterloo to Arlington](https://www.expedia.ca/lp/flights/364/6236/waterloo-to-arlington) - [Flights from Amarillo to Arlington](https://www.expedia.ca/lp/flights/371/6236/amarillo-to-arlington) - [Flights from Cambridge Bay to Arlington](https://www.expedia.ca/lp/flights/3907/6236/cambridge-bay-to-arlington) - [Flights from Yakima to Arlington](https://www.expedia.ca/lp/flights/3983/6236/yakima-to-arlington) - [Flights from Peawanuck to Arlington](https://www.expedia.ca/lp/flights/4036/6236/peawanuck-to-arlington) - [Flights from Prince Rupert to Arlington](https://www.expedia.ca/lp/flights/4038/6236/prince-rupert-to-arlington) - [Flights from Regina to Arlington](https://www.expedia.ca/lp/flights/4053/6236/regina-to-arlington) - [Flights from Saskatoon to Arlington](https://www.expedia.ca/lp/flights/4117/6236/saskatoon-to-arlington) - [Flights from Manises to Arlington](https://www.expedia.ca/lp/flights/4208/6236/manises-to-arlington) - [Flights from Darlington to Arlington](https://www.expedia.ca/lp/flights/4619/6236/darlington-to-arlington) - [Flights from David to Arlington](https://www.expedia.ca/lp/flights/500195/6236/david-to-arlington) - [Flights from Bakersfield to Arlington](https://www.expedia.ca/lp/flights/546/6236/bakersfield-to-arlington) - [Flights from Bloemfontein to Arlington](https://www.expedia.ca/lp/flights/547/6236/bloemfontein-to-arlington) - [Flights from Billings to Arlington](https://www.expedia.ca/lp/flights/583/6236/billings-to-arlington) - [Flights from Des Moines to Arlington](https://www.expedia.ca/lp/flights/601690/6236/des-moines-to-arlington) - [Flights from Syracuse to Arlington](https://www.expedia.ca/lp/flights/601764/6236/syracuse-to-arlington) - [Flights from Midland to Arlington](https://www.expedia.ca/lp/flights/6024016/6236/midland-to-arlington) - [Flights from Buffalo to Arlington](https://www.expedia.ca/lp/flights/602674/6236/buffalo-to-arlington) - [Flights from Bellingham to Arlington](https://www.expedia.ca/lp/flights/602922/6236/bellingham-to-arlington) - [Flights from Springfield to Arlington](https://www.expedia.ca/lp/flights/6047669/6236/springfield-to-arlington) - [Flights from Bangor to Arlington](https://www.expedia.ca/lp/flights/6050918/6236/bangor-to-arlington) - [Flights from Adelaide to Arlington](https://www.expedia.ca/lp/flights/6051330/6236/adelaide-to-arlington) - [Flights from Carson City to Arlington](https://www.expedia.ca/lp/flights/6054194/6236/carson-city-to-arlington) - [Flights from Everett to Arlington](https://www.expedia.ca/lp/flights/6054460/6236/everett-to-arlington) - [Flights from Carlsbad to Arlington](https://www.expedia.ca/lp/flights/6054977/6236/carlsbad-to-arlington) - [Flights from Rehoboth Beach to Arlington](https://www.expedia.ca/lp/flights/6055674/6236/rehoboth-beach-to-arlington) - [Flights from Kalispell to Arlington](https://www.expedia.ca/lp/flights/6056415/6236/kalispell-to-arlington) - [Flights from Lewisburg to Arlington](https://www.expedia.ca/lp/flights/6057103/6236/lewisburg-to-arlington) - [Flights from Kingston to Arlington](https://www.expedia.ca/lp/flights/6057821/6236/kingston-to-arlington) - [Flights from Kansas City to Arlington](https://www.expedia.ca/lp/flights/6058374/6236/kansas-city-to-arlington) - [Flights from Texarkana to Arlington](https://www.expedia.ca/lp/flights/6058426/6236/texarkana-to-arlington) - [Flights from El Dorado to Arlington](https://www.expedia.ca/lp/flights/6058427/6236/el-dorado-to-arlington) - [Flights from St Cloud to Arlington](https://www.expedia.ca/lp/flights/6059991/6236/st-cloud-to-arlington) - [Flights from Windsor to Arlington](https://www.expedia.ca/lp/flights/6127335/6236/windsor-to-arlington) - [Flights from Lubbock to Arlington](https://www.expedia.ca/lp/flights/6131013/6236/lubbock-to-arlington) - [Flights from Napa to Arlington](https://www.expedia.ca/lp/flights/6141/6236/napa-to-arlington) - [Flights from Austin to Arlington](https://www.expedia.ca/lp/flights/6169/6236/austin-to-arlington) - [Flights from Taichung to Arlington](https://www.expedia.ca/lp/flights/6177563/6236/taichung-to-arlington) - [Flights from Fua'amotu to Arlington](https://www.expedia.ca/lp/flights/6276952/6236/fuaamotu-to-arlington) - [Flights from Bali to Arlington](https://www.expedia.ca/lp/flights/6307804/6236/bali-to-arlington) - [Flights from Edmonton International Airport to Arlington](https://www.expedia.ca/lp/flights/6337367/6236/edmonton-international-airport-to-arlington) - [Flights from Bata to Arlington](https://www.expedia.ca/lp/flights/696/6236/bata-to-arlington) - [Flights from Fort Stockton to Arlington](https://www.expedia.ca/lp/flights/7318/6236/fort-stockton-to-arlington) - [Flights from College Station to Arlington](https://www.expedia.ca/lp/flights/861/6236/college-station-to-arlington) - [Flights from Corpus Christi to Arlington](https://www.expedia.ca/lp/flights/915/6236/corpus-christi-to-arlington) - [Flights from Santa Ana to Arlington](https://www.expedia.ca/lp/flights/9267/6236/santa-ana-to-arlington) - [Flights from Hpa-An to Arlington](https://www.expedia.ca/lp/flights/9350/6236/hpa-an-to-arlington) - [Flights from Sion to Arlington](https://www.expedia.ca/lp/flights/9869/6236/sion-to-arlington) - [Flights from Burlington (BTV) to Washington (IAD)](https://www.expedia.ca/lp/flights/btv/iad/burlington-to-washington) - [Flights from Lahore (LHE) to Washington (IAD)](https://www.expedia.ca/lp/flights/lhe/iad/lahore-to-washington) - [Flights from Sudbury (YSB) to Washington (IAD)](https://www.expedia.ca/lp/flights/ysb/iad/sudbury-to-washington) \*Available to Expedia members.