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Cheap flights from Denver to Washington, D.C. from $33

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Washington, D.C. departing on 2/1. 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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Find the cheapest flights from Denver to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Denver to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Denver to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Denver to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Denver to Washington, D.C.

Find recent round-trip train or bus tickets from Denver to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
6:43 am - 12:06 pmDEN-DCA
3h 23mnonstop
6:00 pm - 8:12 pmDCA-DEN
4h 12mnonstop
$66Frontier
Find Deal
Tue, Feb 4 - Sat, Feb 8
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
1:01 pm - 3:17 pmDCA-DEN
4h 16mnonstop
$72Frontier
Find Deal
Tue, Jan 14 - Tue, Jan 28
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
5:20 pm - 7:28 pmIAD-DEN
4h 08mnonstop
$177United Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
10:05 pm - 11:59 pmIAD-DEN
3h 54mnonstop
$197United Airlines
Find Deal
Sat, Jan 11 - Sat, Jan 18
9:05 am - 2:20 pmDEN-IAD
3h 15mnonstop
7:15 am - 9:20 amIAD-DEN
4h 05mnonstop
$198Southwest
Find Deal
Sat, Feb 1 - Sat, Feb 8
6:15 am - 3:53 pmDEN-IAD
7h 38m1 stop
6:00 am - 9:59 amIAD-DEN
5h 59m1 stop
$236Delta
Find Deal
Sat, Jan 11 - Wed, Jan 15
10:51 am - 6:26 pmDEN-DCA
5h 35m1 stop
6:09 am - 11:31 amDCA-DEN
7h 22m1 stop
$236Delta
Find Deal
Thu, Jan 16 - Sun, Jan 26
5:45 pm - 11:05 pmDEN-IAD
3h 20mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$238Southwest
Find Deal
Tue, Jan 7 - Tue, Jan 14
11:59 pm - 8:42 amDEN-IAD
6h 43m1 stop
5:10 pm - 12:04 amIAD-DEN
8h 54m1 stop
$289American Airlines
Find Deal
Mon, Mar 3 - Mon, Mar 10
12:40 pm - 10:41 pmDEN-IAD
8h 01m1 stop
1:53 pm - 10:06 pmIAD-DEN
10h 13m2 stops
$293American Airlines
Find Deal
Fri, Jan 10 - Sun, Jan 12
6:43 am - 12:06 pmDEN-DCA
3h 23mnonstop
$33Frontier
Find Deal
Sat, Feb 1
6:43 am - 12:06 pmDEN-DCA
3h 23mnonstop
$34Frontier
Find Deal
Tue, Jan 28
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
$89United Airlines
Find Deal
Sat, Jan 25
6:10 pm - 11:30 pmDEN-IAD
3h 20mnonstop
$109United Airlines
Find Deal
Thu, Feb 6
4:15 pm - 11:43 pmDEN-DCA
5h 28m1 stop
$118Delta
Find Deal
Thu, Jan 16
6:00 pm - 11:20 pmDEN-IAD
3h 20mnonstop
$129Southwest
Find Deal
Sun, Jan 26
7:55 pm - 9:00 amDEN-DCA
11h 05m1 stop
$134Southwest
Find Deal
Sat, Feb 22
6:15 am - 3:53 pmDEN-IAD
7h 38m1 stop
$138Delta
Find Deal
Mon, Jan 27
1:00 pm - 11:58 pmDEN-IAD
8h 58m2 stops
$149American Airlines
Find Deal
Thu, Jan 23
1:00 pm - 12:18 amDEN-BWI
9h 18m2 stops
$149American Airlines
Find Deal
Wed, Jan 8
4:42 pm - 9:59 pmDEN-DCA
3h 17mnonstop
7:00 am - 9:22 amDCA-DEN
4h 22mnonstop
$239Frontier
Find Deal
Thu, Dec 19 - Fri, Jan 10
6:50 am - 12:08 pmDEN-DCA
3h 18mnonstop
6:00 pm - 8:19 pmDCA-DEN
4h 19mnonstop
$242Frontier
Find Deal
Sat, Dec 21 - Tue, Jan 7
3:55 pm - 9:16 pmDEN-IAD
3h 21mnonstop
4:00 pm - 6:08 pmIAD-DEN
4h 08mnonstop
$508United Airlines
Find Deal
Mon, Dec 23 - Sat, Jan 11
11:59 pm - 3:56 pmDEN-IAD
13h 57m1 stop
4:00 pm - 6:08 pmIAD-DEN
4h 08mnonstop
$517United Airlines
Find Deal
Mon, Dec 23 - Sat, Jan 11
12:20 am - 8:57 amDEN-DCA
6h 37m1 stop
7:55 pm - 12:11 amDCA-DEN
6h 16m1 stop
$542Delta
Find Deal
Mon, Dec 23 - Thu, Jan 2
12:59 am - 9:00 amDEN-DCA
6h 01m1 stop
7:00 am - 11:12 amDCA-DEN
6h 12m1 stop
$557Delta
Find Deal
Sat, Dec 21 - Sun, Jan 12
2:10 pm - 12:02 amDEN-IAD
7h 52m1 stop
6:22 am - 2:28 pmIAD-DEN
10h 06m2 stops
$568American Airlines
Find Deal
Thu, Dec 19 - Sun, Jan 12
6:00 pm - 11:20 pmDEN-BWI
3h 20mnonstop
9:50 am - 12:05 pmBWI-DEN
4h 15mnonstop
$574Southwest
Find Deal
Sat, Dec 21 - Tue, Jan 7
4:40 pm - 12:25 amDEN-BWI
5h 45m1 stop
12:20 pm - 2:35 pmBWI-DEN
4h 15mnonstop
$583Southwest
Find Deal
Sat, Dec 21 - Tue, Jan 7
4:05 pm - 11:48 pmDEN-DCA
5h 43m1 stop
5:30 pm - 11:09 pmDCA-DEN
7h 39m1 stop
$611American Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
6:43 am - 12:06 pmDEN-DCA
3h 23mnonstop
6:00 pm - 8:12 pmDCA-DEN
4h 12mnonstop
$66Frontier
Find Deal
Tue, Feb 4 - Sat, Feb 8
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
1:01 pm - 3:17 pmDCA-DEN
4h 16mnonstop
$72Frontier
Find Deal
Tue, Jan 14 - Tue, Jan 28
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
6:00 pm - 8:12 pmDCA-DEN
4h 12mnonstop
$73Frontier
Find Deal
Wed, Jan 15 - Sat, Jan 25
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
6:00 pm - 8:19 pmDCA-DEN
4h 19mnonstop
$77Frontier
Find Deal
Tue, Jan 7 - Tue, Jan 14
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
5:20 pm - 7:28 pmIAD-DEN
4h 08mnonstop
$177United Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
10:05 pm - 11:59 pmIAD-DEN
3h 54mnonstop
$197United Airlines
Find Deal
Sat, Jan 11 - Sat, Jan 18
9:05 am - 2:20 pmDEN-IAD
3h 15mnonstop
7:15 am - 9:20 amIAD-DEN
4h 05mnonstop
$198Southwest
Find Deal
Sat, Feb 1 - Sat, Feb 8
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
10:05 pm - 11:59 pmIAD-DEN
3h 54mnonstop
$217United Airlines
Find Deal
Thu, Jan 23 - Mon, Jan 27
7:25 pm - 12:40 amDEN-IAD
3h 15mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$218Southwest
Find Deal
Fri, Feb 21 - Sun, Feb 23
5:45 pm - 11:05 pmDEN-IAD
3h 20mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$238Southwest
Find Deal
Tue, Jan 7 - Tue, Jan 14

Southwest flights from Denver to Washington, D.C.

Our best Southwest deals on Denver to Washington, D.C. flight tickets
Southwest
Feb 1
DEN9:05 amDenver Intl
3h 15m
IAD2:20 pmWashington, D.C. Dulles Intl
Feb 8
IAD7:15 amWashington, D.C. Dulles Intl
4h 05m
DEN9:20 amDenver Intl
Southwest
Jan 7
DEN5:45 pmDenver Intl
3h 20m
IAD11:05 pmWashington, D.C. Dulles Intl
Jan 14
IAD5:50 pmWashington, D.C. Dulles Intl
4h 05m
DEN7:55 pmDenver Intl
Southwest
Jan 16
DEN9:25 amDenver Intl
3h 15m
IAD2:40 pmWashington, D.C. Dulles Intl
Jan 18
IAD7:15 amWashington, D.C. Dulles Intl
4h 05m
DEN9:20 amDenver Intl

United Airlines flights from Denver to Washington, D.C.

Our best United Airlines deals on Denver to Washington, D.C. flight tickets
United Airlines
Jan 21
DEN6:00 amDenver Intl
3h 23m
IAD11:23 amWashington, D.C. Dulles Intl
Jan 25
IAD5:20 pmWashington, D.C. Dulles Intl
4h 08m
DEN7:28 pmDenver Intl
United Airlines
Jan 11
DEN6:00 amDenver Intl
3h 23m
IAD11:23 amWashington, D.C. Dulles Intl
Jan 18
IAD10:05 pmWashington, D.C. Dulles Intl
3h 54m
DEN11:59 pmDenver Intl
United Airlines
Jan 21
DEN6:00 amDenver Intl
3h 23m
IAD11:23 amWashington, D.C. Dulles Intl
Jan 24
IAD5:45 pmWashington, D.C. Dulles Intl
6h 37m
1 stop
DEN10:22 pmDenver Intl

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Denver to Washington, D.C.

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.?

The month of April is, on average, the cheapest month to fly to Washington, D.C. from Denver, with most prices found around $208. If you’re not able to fly to Washington, D.C. in April, then February is your next best option. Flight prices from Denver to Washington, D.C. during February average around $210.

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

On average, the least expensive day to fly to Washington, D.C. from Denver is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $221. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Denver to Washington, D.C. for around $337.

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

In the morning is the cheapest time of day to fly from Denver to Washington, D.C. when you can find flight prices for as low as $251. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $308. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Denver Intl to Washington, D.C. flight route?

Fly from Denver Intl to Washington, D.C. Reagan-National for the best Denver Intl - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

The ideal time to book your flight to Washington, D.C. is 54 days in advance when prices tend to average $350. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $226.

What cabin class options are available on Denver Intl to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Denver Intl to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denver to Washington, D.C. flights?

You could potentially save up to 63% on your flight if you consider stops on a Denver to Washington, D.C. flight.

How have Denver to Washington, D.C. flight prices changed over time?

As of December 2024, prices for Denver to Washington, D.C. flights are approximately 45% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Washington, D.C.

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

Cheap Denver to Washington, D.C. (DEN to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Washington, D.C.

Best Price Found

$33

Fastest flight time

3h 10m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Denver in the past 72 hours is $33. The best round-trip flight deal from Denver to Washington, D.C. found on momondo in the last 72 hours is $66.
The fastest flight from Denver to Washington, D.C. takes 3h 10m
Direct flights go from Denver to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • How far is Denver Intl to Washington, D.C. by plane?

    Denver Intl and Washington, D.C. are 1487.9 mi apart from one another. By plane, this route typically takes 3h 10m.

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

    Prices for flights from Denver Intl Airport to Washington, D.C. are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. 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 plane model from Denver to Washington, D.C.?

  • What is the most popular airline from Denver to Washington, D.C.?


Best airlines flying from Denver to Washington, D.C.

Compare and see reviews for airlines that fly from Denver to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $81Free CancellationRating
6.1
3,479 reviews
Search Frontier flights
DeltaPriceFrom $134Free CancellationRating
8.0
8,604 reviews
Search Delta flights
American AirlinesPriceFrom $166Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $174Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
SouthwestPriceFrom $199Free CancellationRating
8.1
4,848 reviews
Search Southwest flights
  • Southwest Flights From Denver to Washington, D.C.

    Southwest flight deals from Denver to Washington, D.C. start from $199 round-trip. Over the 9 Southwest flights for this route in a normal week, average airfare is usually $356 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From Denver to Washington, D.C.

    The best United Airlines deal for Denver to Washington, D.C. flight tickets found on momondo in the last 72 hours was $174, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $405 round-trip. United Airlines operates 18 flights out of Denver into Washington, D.C. in an average week, so prices vary by time and availability. 9,059 United Airlines reviews by users on momondo have scored the airline at 7.4/10.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Flights from Denver 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 Denver to Washington, D.C.?

Once you have performed a search for Denver to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.