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Cheap flights from Colorado Springs to Washington, D.C. from $85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado Springs to Washington, D.C. departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Southwest Logo
6:00 am - 3:00 pmCOS-IAD
7h 00m1 stop
Southwest Logo
7:00 am - 10:20 amIAD-COS
5h 20m1 stop
$170Southwest
Find Deal
Sat, Sep 13 - Sat, Sep 20
Southwest Logo
6:45 am - 1:40 pmCOS-IAD
4h 55m1 stop
Southwest Logo
7:35 am - 4:20 pmIAD-COS
10h 45m1 stop
$175Southwest
Find Deal
Wed, Aug 27 - Mon, Sep 1
Southwest Logo
3:30 pm - 10:50 pmCOS-IAD
5h 20m1 stop
Southwest Logo
4:30 pm - 9:45 pmIAD-COS
7h 15m1 stop
$187Southwest
Find Deal
Sat, Sep 6 - Thu, Sep 11
Southwest Logo
6:25 am - 3:45 pmCOS-IAD
7h 20m1 stop
Southwest Logo
6:50 pm - 10:35 pmIAD-COS
5h 45m1 stop
$194Southwest
Find Deal
Fri, Aug 15 - Mon, Aug 18
Delta Logo
6:00 am - 2:31 pmCOS-IAD
6h 31m1 stop
Delta Logo
3:26 pm - 8:41 pmIAD-COS
7h 15m1 stop
$237Delta
Find Deal
Tue, Aug 12 - Wed, Aug 20
Delta Logo
6:00 am - 4:30 pmCOS-IAD
8h 30m1 stop
Delta Logo
6:00 am - 12:12 pmIAD-COS
8h 12m2 stops
$242Delta
Find Deal
Tue, Aug 12 - Wed, Aug 20
American Airlines Logo
10:54 am - 10:56 pmCOS-IAD
10h 02m2 stops
American Airlines Logo
10:25 am - 4:28 pmIAD-COS
8h 03m2 stops
$247American Airlines
Find Deal
Tue, Aug 12 - Tue, Aug 19
United Airlines Logo
5:20 pm - 12:45 amCOS-IAD
5h 25m1 stop
United Airlines Logo
8:06 pm - 11:52 pmIAD-COS
5h 46m1 stop
$270United Airlines
Find Deal
Thu, Jul 31 - Sat, Aug 9
American Airlines Logo
10:49 am - 11:58 pmCOS-IAD
11h 09m2 stops
American Airlines Logo
5:20 pm - 11:44 pmIAD-COS
8h 24m2 stops
$273American Airlines
Find Deal
Tue, Aug 5 - Sun, Aug 17
United Airlines Logo
7:30 am - 3:34 pmCOS-IAD
6h 04m1 stop
United Airlines Logo
5:47 pm - 9:54 pmIAD-COS
6h 07m1 stop
$313United Airlines
Find Deal
Thu, Aug 21 - Thu, Aug 28

Southwest flights from Colorado Springs to Washington, D.C. Dulles Intl Airport

Our best Southwest deals on Colorado Springs to Washington, D.C. Dulles Intl Airport flight tickets
Southwest
Sep 13
COS6:00 amColorado Springs
7h 00m
1 stop
IAD3:00 pmWashington, D.C. Dulles Intl
Sep 20
IAD7:00 amWashington, D.C. Dulles Intl
5h 20m
1 stop
COS10:20 amColorado Springs
Southwest
Aug 27
COS6:45 amColorado Springs
4h 55m
1 stop
IAD1:40 pmWashington, D.C. Dulles Intl
Sep 1
IAD7:35 amWashington, D.C. Dulles Intl
10h 45m
1 stop
COS4:20 pmColorado Springs
Southwest
Sep 6
COS3:30 pmColorado Springs
5h 20m
1 stop
IAD10:50 pmWashington, D.C. Dulles Intl
Sep 11
IAD4:30 pmWashington, D.C. Dulles Intl
7h 15m
1 stop
COS9:45 pmColorado Springs

Delta flights from Colorado Springs to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Colorado Springs to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Aug 12
COS6:00 amColorado Springs
6h 31m
1 stop
IAD2:31 pmWashington, D.C. Dulles Intl
Aug 20
IAD3:26 pmWashington, D.C. Dulles Intl
7h 15m
1 stop
COS8:41 pmColorado Springs
Delta
Aug 12
COS6:00 amColorado Springs
8h 30m
1 stop
IAD4:30 pmWashington, D.C. Dulles Intl
Aug 20
IAD6:00 amWashington, D.C. Dulles Intl
8h 12m
2 stops
COS12:12 pmColorado Springs
Delta
Aug 1
COS2:22 pmColorado Springs
5h 54m
1 stop
IAD10:16 pmWashington, D.C. Dulles Intl
Aug 18
IAD6:15 amWashington, D.C. Dulles Intl
5h 56m
1 stop
COS10:11 amColorado Springs

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Colorado Springs to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from Colorado Springs to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $288. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $316.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $449. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Colorado Springs to Washington, D.C. Dulles Intl Airport for around $618.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Colorado Springs in the morning is the least expensive time of day to depart. momondo users have found prices as low as $448 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $605 on average. Flights to Washington, D.C. Dulles Intl Airport from Colorado Springs in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Colorado Springs to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of July 2025, prices for Colorado Springs to Washington, D.C. Dulles Intl Airport flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Colorado Springs to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Colorado Springs to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Colorado Springs to Washington, D.C. Dulles Intl Airport (COS to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado Springs to Washington, D.C. Dulles Intl Airport

Best Price Found

$85

Fastest flight time

4h 55m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Colorado Springs in the past 72 hours is $85. The best round-trip flight deal from Colorado Springs to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $170.
The fastest flight from Colorado Springs to Washington, D.C. Dulles Intl Airport takes 4h 55m
There are no direct flights from Colorado Springs to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Colorado Springs Airport - Washington, D.C. Dulles Intl Airport.

  • How far is Colorado Springs to Washington, D.C. Dulles Intl by plane?

    The distance between Colorado Springs and Washington, D.C. Dulles Intl is about 1465.4 mi. By plane, this route typically takes 4h 55m.

  • When did momondo last update prices for flights from Colorado Springs Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Colorado Springs Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Colorado Springs Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Colorado Springs Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado Springs Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Colorado Springs to Washington, D.C. Dulles Intl Airport?


Best airlines flying from Colorado Springs to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Colorado Springs to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $228Free CancellationRating
7.4
8,844 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
8.0
7,958 reviews
Search Delta flights
SouthwestPriceFrom $281Free CancellationRating
8.0
4,256 reviews
Search Southwest flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Laurel
Woodbridge
Tysons
Silver Spring
Waldorf
Fredericksburg
Manassas
Harpers Ferry
Gaithersburg
Rockville
Towson
Fairfax
Colonial Beach
Glen Burnie
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado Springs to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colorado Springs to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Colorado Springs to Washington, D.C. with flexible booking policies on momondo?

Flights from Colorado Springs to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Colorado Springs to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Colorado Springs. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Colorado Springs to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Colorado Springs to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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1 adult
Sun 7/13
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