How does KAYAK find such low prices on flights from Colorado to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Colorado to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Colorado with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$132 CHEAP FLIGHTS from Colorado to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

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Flight Deals

Cheap Flights from Colorado to Washington, D.C.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Colorado to Washington, D.C.

Sat, Jul 18 - Mon, Jul 27

11:52 pm - 8:54 am

DEN

BWI

7h 02m

1 stop

8:36 am - 2:00 pm

BWI

DEN

7h 24m

1 stop

$283Frontier

Mon, Jul 20 - Tue, Jul 28

11:52 pm - 8:54 am

DEN

BWI

7h 02m

1 stop

5:21 pm - 11:00 pm

BWI

DEN

7h 39m

1 stop

$284Frontier

Wed, Jul 15 - Wed, Jul 22

9:58 am - 11:17 pm

DEN

BWI

11h 19m

1 stop

8:36 am - 2:00 pm

BWI

DEN

7h 24m

1 stop

$285Frontier

Sat, Aug 15 - Mon, Aug 24

11:37 pm - 7:58 am

DEN

DCA

6h 21m

1 stop

5:00 pm - 10:42 pm

DCA

DEN

7h 42m

1 stop

$313JetBlue

Thu, Aug 27 - Sun, Aug 30

11:37 pm - 10:10 am

DEN

DCA

8h 33m

1 stop

1:59 pm - 3:53 pm

DCA

DEN

3h 54mnonstop

$314Multiple Airlines

Fri, Sep 4 - Tue, Sep 8

11:25 am - 4:59 pm

DEN

DCA

3h 34mnonstop

6:20 am - 12:57 pm

DCA

DEN

8h 37m

1 stop

$316Multiple Airlines

Wed, Oct 7 - Wed, Oct 14

5:30 am - 1:30 pm

COS

IAD

6h 00m

1 stop

6:10 am - 10:55 am

IAD

COS

6h 45m

1 stop

$333United Airlines

Wed, Sep 2 - Tue, Sep 8

3:51 pm - 11:58 pm

COS

DCA

6h 07m

1 stop

5:12 pm - 10:53 pm

DCA

COS

7h 41m

1 stop

$333American Airlines

Thu, Aug 6 - Sat, Aug 15

5:30 am - 1:26 pm

COS

IAD

5h 56m

1 stop

6:15 am - 10:33 am

IAD

COS

6h 18m

1 stop

$339United Airlines

Wed, Sep 2 - Tue, Sep 8

3:51 pm - 11:58 pm

COS

DCA

6h 07m

1 stop

5:12 pm - 10:53 pm

DCA

COS

7h 41m

1 stop

$347American Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$132

Best time to beat the crowds with an average 26% drop in price.

Most popular time to fly and prices are also 17% lower on average.

Flight from Colorado Springs to Washington Dulles Airport

NguyenFlew with United Airlines

DEN

DCA

Mar 2026

Check in desk immediately when you come in the doors on the left of door 215. Get TSA touchless before the flight—the line is so much shorter.

NesrinFlew with Southwest

DEN

IAD

Feb 2026

Get a seat in the very front if you can, otherwise, it is a very slow process.

JasonFlew with United Airlines

DEN

IAD

Nov 2024

DIA is a large airport. Get there early.

BindulFlew with United Airlines

DEN

IAD

Feb 2024

There are multiple flights between DEN and IAD everyday, including some wide bodies. Try and get on one of the wide bodies whenever possible.

How does KAYAK find such low prices on flights from Colorado to Washington, D.C.?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Colorado to Washington, D.C.?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Colorado with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Washington, D.C.?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Linthicum Heights

Springfield

Hanover

Gaithersburg

Towson

Oxon Hill

Owings Mills

Greenbelt

Glen Burnie

Edgewood

Ellicott City

Camp Springs

Pikesville

Colonial Beach

Hunt Valley

Lutherville Timonium

Chesapeake Beach

Westminster

Stevensville

Hyattsville

Everything you need to know for your flight to Washington, D.C.

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Complete your trip

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Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Colorado

First Class flights to Washington, D.C.from $916

Business Class flights to Washington, D.C.from $1,266

Premium Economy Class flights to Washington, D.C.from $468

Economy Class flights to Washington, D.C.from $271

$132 Find Cheap Flights from Colorado to Washington, D.C. - Compare and Save

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flights from Colorado to Washington, D.C.

Recent round-trip flight deals from Colorado to Washington, D.C.

Recent one-way flight deals from Colorado to Washington, D.C.

Recent last minute flight deals from Colorado to Washington, D.C.

Recent direct flight deals from Colorado to Washington, D.C.

Good to know

Flights from Colorado to Washington, D.C.: the best tips from KAYAK users

FAQs for booking flights from Colorado to Washington, D.C.

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

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to Colorado

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

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