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Cheap flights from Colorado Springs to Washington, D.C. from $148

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 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:28 pm - 8:46 pm
COS
-
IAD
5h 18m
1 stop
Delta Logo
3:35 pm - 8:28 pm
IAD
-
COS
6h 53m
1 stop
$337Delta
mar., mar. 24 - mar., mar. 31
United Airlines Logo
1:40 pm - 8:53 pm
COS
-
IAD
5h 13m
1 stop
United Airlines Logo
4:03 pm - 9:04 pm
IAD
-
COS
7h 01m
1 stop
$339United Airlines
mié., mar. 4 - sáb., mar. 7
American Airlines Logo
1:39 pm - 10:53 pm
COS
-
IAD
7h 14m
1 stop
American Airlines Logo
6:00 am - 12:48 pm
IAD
-
COS
8h 48m
1 stop
$341American Airlines
lun., mar. 9 - jue., mar. 12
American Airlines Logo
6:00 am - 8:29 pm
COS
-
IAD
12h 29m
2 stops
American Airlines Logo
6:00 am - 12:48 pm
IAD
-
COS
8h 48m
1 stop
$342American Airlines
mar., mar. 10 - mié., mar. 11
American Airlines Logo
6:00 am - 8:29 pm
COS
-
IAD
12h 29m
2 stops
American Airlines Logo
5:00 am - 12:48 pm
IAD
-
COS
9h 48m
2 stops
$347American Airlines
mar., mar. 10 - mié., mar. 11
American Airlines Logo
1:39 pm - 10:53 pm
COS
-
IAD
7h 14m
1 stop
American Airlines Logo
6:00 am - 12:48 pm
IAD
-
COS
8h 48m
1 stop
$359American Airlines
jue., mar. 12 - jue., mar. 19
American Airlines Logo
1:39 pm - 10:53 pm
COS
-
IAD
7h 14m
1 stop
American Airlines Logo
6:00 am - 12:48 pm
IAD
-
COS
8h 48m
1 stop
$362American Airlines
mié., mar. 11 - vie., mar. 13
American Airlines Logo
1:59 pm - 10:53 pm
COS
-
IAD
6h 54m
1 stop
American Airlines Logo
5:52 pm - 11:59 pm
IAD
-
COS
8h 07m
1 stop
$363American Airlines
mar., mar. 17 - lun., mar. 23
United Airlines Logo
1:32 pm - 11:20 pm
COS
-
IAD
7h 48m
1 stop
United Airlines Logo
7:59 pm - 11:56 pm
IAD
-
COS
5h 57m
1 stop
$364United Airlines
jue., mar. 5 - vie., mar. 6
American Airlines Logo
12:22 pm - 11:59 pm
COS
-
IAD
9h 37m
2 stops
American Airlines Logo
7:00 am - 12:49 pm
IAD
-
COS
7h 49m
1 stop
$368American Airlines
mié., abr. 22 - mar., abr. 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
Apr 16
COS5:20 pmColorado Springs
5h 00m
1 stop
IAD12:20 amWashington, D.C. Dulles Intl
Apr 19
IAD5:50 amWashington, D.C. Dulles Intl
5h 30m
1 stop
COS9:20 amColorado Springs
$384
Southwest
Mar 4
COS6:00 amColorado Springs
8h 50m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
Mar 8
IAD6:10 pmWashington, D.C. Dulles Intl
5h 40m
1 stop
COS9:50 pmColorado Springs
$400
Southwest
Jun 9
COS7:25 amColorado Springs
7h 40m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Jun 11
IAD4:25 pmWashington, D.C. Dulles Intl
10h 55m
1 stop
COS1:20 amColorado Springs
$425

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

Our best United Airlines deals on Colorado Springs to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Mar 4
COS1:40 pmColorado Springs
5h 13m
1 stop
IAD8:53 pmWashington, D.C. Dulles Intl
Mar 7
IAD4:03 pmWashington, D.C. Dulles Intl
7h 01m
1 stop
COS9:04 pmColorado Springs
$339
United Airlines
Mar 5
COS1:32 pmColorado Springs
7h 48m
1 stop
IAD11:20 pmWashington, D.C. Dulles Intl
Mar 6
IAD7:59 pmWashington, D.C. Dulles Intl
5h 57m
1 stop
COS11:56 pmColorado Springs
$364
United Airlines
Feb 27
COS1:40 pmColorado Springs
5h 13m
1 stop
IAD8:53 pmWashington, D.C. Dulles Intl
Mar 2
IAD5:10 pmWashington, D.C. Dulles Intl
6h 52m
1 stop
COS10:02 pmColorado Springs
$444

momondo Fare Finder

 
Customize your flight search to find flights from Colorado Springs to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated febrero 13, 2026.
Use the filters below to find and compare flights from Colorado Springs to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mar. 3/24

1:28 pm-8:46 pm

1 stop5h 18m

Washington, D.C. Dulles Intl

mar. 3/31

3:35 pm-8:28 pm

1 stop6h 53m

$337

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mié. 3/4

1:40 pm-8:53 pm

1 stop5h 13m

Washington, D.C. Dulles Intl

sáb. 3/7

4:03 pm-9:04 pm

1 stop7h 01m

$339

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

lun. 3/9

1:39 pm-10:53 pm

1 stop7h 14m

Washington, D.C. Dulles Intl

jue. 3/12

6:00 am-12:48 pm

1 stop8h 48m

$341

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mar. 3/10

6:00 am-8:29 pm

2 stops12h 29m

Washington, D.C. Dulles Intl

mié. 3/11

6:00 am-12:48 pm

1 stop8h 48m

$342

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mar. 3/10

6:00 am-8:29 pm

2 stops12h 29m

Washington, D.C. Dulles Intl

mié. 3/11

5:00 am-12:48 pm

2 stops9h 48m

$347

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

jue. 3/12

1:39 pm-10:53 pm

1 stop7h 14m

Washington, D.C. Dulles Intl

jue. 3/19

6:00 am-12:48 pm

1 stop8h 48m

$359

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mié. 3/11

1:39 pm-10:53 pm

1 stop7h 14m

Washington, D.C. Dulles Intl

vie. 3/13

6:00 am-12:48 pm

1 stop8h 48m

$362

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mar. 3/17

1:59 pm-10:53 pm

1 stop6h 54m

Washington, D.C. Dulles Intl

lun. 3/23

5:52 pm-11:59 pm

1 stop8h 07m

$363

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

jue. 3/5

1:32 pm-11:20 pm

1 stop7h 48m

Washington, D.C. Dulles Intl

vie. 3/6

7:59 pm-11:56 pm

1 stop5h 57m

$364

Colorado SpringsWashington, D.C.

COS - IAD

COSIAD

Colorado Springs

mié. 4/22

12:22 pm-11:59 pm

2 stops9h 37m

Washington, D.C. Dulles Intl

mar. 4/28

7:00 am-12:49 pm

1 stop7h 49m

$368

Flights are sorted by cheapest round-trip flights first.

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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, August 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 $316. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $319.

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

Our data shows that Thursday 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 $469. 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 $658.

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 $490 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $630 on average. Flights to Washington, D.C. Dulles Intl Airport from Colorado Springs in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Colorado Springs to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 50% on your flight if you consider stops on a Colorado Springs to Washington, D.C. Dulles Intl Airport flight.

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

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

Fastest flight time

5h 00m

Direct flights

None
The fastest flight from Colorado Springs to Washington, D.C. Dulles Intl Airport takes 5h 00m
There are no direct flights from Colorado Springs to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Colorado Springs to Washington, D.C. Dulles Intl Airport.
Search flight deals

  • 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 5h 00m.

  • 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
DeltaPriceFrom $236Free CancellationRating
7.9
8,195 reviews
Search Delta flights
SouthwestPriceFrom $281Free CancellationRating
8.0
4,283 reviews
Search Southwest flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,284 reviews
Search United Airlines 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
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Colonial Beach
Tysons
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
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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