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Reagan-National

$148+ Cheap flights from Colorado Springs (COS) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
COS — DCA
Feb 1 — Feb 81
Sun 2/1
Sun 2/8
1 adult, Economy
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Cheap flight deals from Colorado Springs to Reagan-National

Best flights from Colorado Springs to Reagan-National
Discover carefully curated flight deals from Colorado Springs to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.

This United Airlines deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2612:09 pmCOS - DCA
1 stop6h 47mUnited Airlines
Mon 2/26:30 amDCA - COS
1 stop6h 32mUnited Airlines
Deal found 12/31$377
This Southwest deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:05 amCOS - DCA
1 stop6h 15mSouthwest
Sun 3/15:55 pmDCA - COS
1 stop7h 05mSouthwest
Deal found 12/31$382
This Delta deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/51:20 pmCOS - DCA
1 stop7h 13mDelta
Sun 2/85:10 pmDCA - COS
1 stop7h 13mDelta
Deal found 12/31$382
This American Airlines deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2112:20 pmCOS - DCA
2 stops9h 39mAmerican Airlines
Sun 3/15:00 amDCA - COS
2 stops9h 00mAmerican Airlines
Deal found 12/31$392
This United Airlines deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:55 amCOS - DCA
1 stop6h 40mUnited Airlines
Mon 6/87:30 amDCA - COS
1 stop5h 48mUnited Airlines
Deal found 1/1$379
This Delta deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/261:20 pmCOS - DCA
1 stop8h 12mDelta
Mon 2/21:40 pmDCA - COS
2 stops10h 43mDelta
Deal found 12/31$382
This Southwest deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:55 amCOS - DCA
2 stops9h 00mSouthwest
Mon 3/306:10 amDCA - COS
1 stop11h 55mSouthwest
Deal found 12/31$390
This Delta deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3012:00 pmCOS - DCA
2 stops9h 32mDelta
Fri 2/66:00 amDCA - COS
1 stop8h 23mDelta
Deal found 12/31$392
This Southwest deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:00 amCOS - DCA
1 stop7h 25mSouthwest
Sun 3/15:55 pmDCA - COS
1 stop7h 05mSouthwest
Deal found 12/31$407

Find flight deals from Colorado Springs to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 2, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$336
(Delta)

One-way from

$148
(Delta)

Popular in

January

Cheapest in

October

Average price

$420
Provider with most accurate pricing for Colorado Springs-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colorado Springs-Washington, D.C. Reagan-National flights.
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From Colorado Springs to Washington, D.C. Reagan-National
Search Deals
One-way flight from Colorado Springs to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 2, 2026.
Use the filters below to find and compare flights from Colorado Springs to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Colorado Springs

Fly to

Reagan-National

Route

Depart

Return

Price

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Mon 1/26

12:09 pm-8:56 pm

1 stop6h 47m

Washington, D.C. Reagan-National

Mon 2/2

6:30 am-11:02 am

1 stop6h 32m

$377

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Thu 6/4

11:55 am-8:35 pm

1 stop6h 40m

Washington, D.C. Reagan-National

Mon 6/8

7:30 am-11:18 am

1 stop5h 48m

$379

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Sat 2/21

6:05 am-2:20 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Sun 3/1

5:55 pm-11:00 pm

1 stop7h 05m

$382

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Thu 2/5

1:20 pm-10:33 pm

1 stop7h 13m

Washington, D.C. Reagan-National

Sun 2/8

5:10 pm-10:23 pm

1 stop7h 13m

$382

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Mon 1/26

1:20 pm-11:32 pm

1 stop8h 12m

Washington, D.C. Reagan-National

Mon 2/2

1:40 pm-10:23 pm

2 stops10h 43m

$382

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Thu 3/26

9:55 am-8:55 pm

2 stops9h 00m

Washington, D.C. Reagan-National

Mon 3/30

6:10 am-4:05 pm

1 stop11h 55m

$390

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Sat 2/21

12:20 pm-11:59 pm

2 stops9h 39m

Washington, D.C. Reagan-National

Sun 3/1

5:00 am-12:00 pm

2 stops9h 00m

$392

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Fri 1/30

12:00 pm-11:32 pm

2 stops9h 32m

Washington, D.C. Reagan-National

Fri 2/6

6:00 am-12:23 pm

1 stop8h 23m

$392

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Sun 2/22

5:00 am-2:25 pm

1 stop7h 25m

Washington, D.C. Reagan-National

Sun 3/1

5:55 pm-11:00 pm

1 stop7h 05m

$407

Colorado SpringsWashington, D.C.

COS - DCA

COSDCA

Colorado Springs

Tue 1/20

1:20 pm-11:32 pm

1 stop8h 12m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/31

Showing 1-10 of 18 results
1
2

Compare providers for flights from Colorado Springs to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Reagan-National in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Colorado Springs-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Colorado Springs-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Colorado Springs-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colorado Springs-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colorado Springs to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Colorado Springs with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado Springs to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Colorado Springs to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Colorado Springs to Reagan-National. Price data was last updated on December 26, 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Colorado Springs to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Colorado Springs to Washington, D.C. Reagan-National Airport?

Currently, January is the cheapest month in which you can book a flight from Colorado Springs to Washington, D.C. Reagan-National Airport (average of $73). Flying from Colorado Springs to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of $144). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated January 2, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Colorado Springs to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,021 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,132 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,074 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Colorado Springs to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Colorado Springs to Washington, D.C. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Colorado Springs, you will be flying from Colorado Springs, which is the city’s only airport. Colorado Springs (COS) is located 6.7 mi from the center of Colorado Springs. There are 0 flights from Colorado Springs to Washington, D.C. Reagan-National per day from 4 different airlines.

  • How long is the flight from Colorado Springs to Washington, D.C. Reagan-National Airport?

    United Airlines, Southwest, and Delta can get you from Colorado Springs to Washington, D.C. Reagan-National Airport in just under 6h 15m. Your travel time can differ by up to 58m. Airlines will cover a distance of 1482 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Colorado Springs to Washington, D.C. Reagan-National Airport round-trip?

    According to our current data, Delta ($197), United Airlines ($247), and American Airlines ($288) offers the cheapest pricing from Colorado Springs to Washington, D.C. Reagan-National Airport. Delta is currently priced 48% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Colorado Springs to Washington, D.C. Reagan-National Airport one-way?

    The cheapest airlines for a one-way flight from Colorado Springs to Washington, D.C. Reagan-National Airport are United Airlines ($118), American Airlines ($143), and Southwest ($149).

  • Can I find deals for flights from Colorado Springs to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Colorado Springs to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado Springs to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Reagan-National.

  • Can I find deals for business class flights from Colorado Springs to Reagan-National?

    Yes. Cheapflights offers flight deals from Colorado Springs to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado Springs to Washington, D.C. Reagan-National Airport?

    Currently, January is the cheapest month in which you can book a flight from Colorado Springs to Washington, D.C. Reagan-National Airport (average of $73). Flying from Colorado Springs to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of $144). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

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Alternative routes for Colorado Springs to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Colorado Springs to Reagan-National

Discover the top 4 airlines that operate flights from Colorado Springs to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$197Average$373FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$247Average$373FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$376FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$311Average$406FlexibilityNo cancel feeOn-time63%

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