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Cheap flights from Washington, D.C. to Denver 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 Washington, D.C. to Denver departing on 1/14. 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 Washington, D.C. to Denver

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Denver 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 Washington, D.C. to Denver.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to Denver? 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 Denver, so you can enjoy a seamless trip without layovers.

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

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

All round-trip flight deals to Denver

The cheapest plane tickets to Denver found on KAYAK recently.
1:01 pm - 3:20 pmDCA-DEN
4h 19mnonstop
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
$67Frontier
Find Deal
Wed, Jan 8 - Sat, Jan 11
1:01 pm - 3:20 pmDCA-DEN
4h 19mnonstop
4:39 pm - 9:56 pmDEN-DCA
3h 17mnonstop
$68Frontier
Find Deal
Wed, Jan 8 - Tue, Jan 14
10:05 pm - 11:59 pmIAD-DEN
3h 54mnonstop
6:10 pm - 11:30 pmDEN-IAD
3h 20mnonstop
$177United Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
5:20 pm - 7:28 pmIAD-DEN
4h 08mnonstop
7:45 am - 4:13 pmDEN-IAD
6h 28m1 stop
$192United Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
5:00 am - 9:23 amBWI-DEN
6h 23m1 stop
8:06 am - 4:35 pmDEN-BWI
6h 29m1 stop
$217American Airlines
Find Deal
Wed, Jan 8 - Fri, Jan 10
11:10 am - 1:15 pmIAD-DEN
4h 05mnonstop
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
$218Southwest
Find Deal
Sun, Feb 9 - Wed, Feb 12
3:19 pm - 10:06 pmBWI-DEN
8h 47m1 stop
8:05 am - 7:57 pmDEN-BWI
9h 52m2 stops
$222American Airlines
Find Deal
Sun, Feb 2 - Sat, Feb 8
6:00 am - 10:05 amIAD-DEN
6h 05m1 stop
1:53 pm - 9:05 pmDEN-IAD
5h 12m1 stop
$236Delta
Find Deal
Tue, Jan 14 - Fri, Jan 24
11:05 am - 4:34 pmDCA-DEN
7h 29m1 stop
11:10 am - 9:03 pmDEN-DCA
7h 53m1 stop
$236Delta
Find Deal
Wed, Jan 8 - Mon, Jan 13
2:15 pm - 11:45 pmIAD-DEN
11h 30m1 stop
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
$247Southwest
Find Deal
Fri, Feb 28 - Tue, Mar 4
6:00 pm - 8:19 pmDCA-DEN
4h 19mnonstop
$33Frontier
Find Deal
Tue, Jan 14
7:00 am - 9:22 amDCA-DEN
4h 22mnonstop
$34Frontier
Find Deal
Sat, Jan 11
8:33 am - 10:35 amIAD-DEN
4h 02mnonstop
$89United Airlines
Find Deal
Sat, Jan 11
8:03 am - 10:23 amBWI-DEN
4h 20mnonstop
$89United Airlines
Find Deal
Wed, Mar 5
3:03 pm - 8:10 pmBWI-DEN
7h 07m1 stop
$99American Airlines
Find Deal
Tue, Feb 11
5:26 pm - 11:04 pmBWI-DEN
7h 38m1 stop
$118American Airlines
Find Deal
Wed, Jan 8
6:00 am - 9:45 amIAD-DEN
5h 45m1 stop
$118Delta
Find Deal
Wed, Dec 11
6:00 am - 10:05 amDCA-DEN
6h 05m1 stop
$118Delta
Find Deal
Mon, Jan 20
5:05 am - 7:00 amIAD-DEN
3h 55mnonstop
$135Southwest
Find Deal
Sat, Jan 4
6:25 pm - 8:30 pmBWI-DEN
4h 05mnonstop
$142Southwest
Find Deal
Mon, Dec 16
7:00 am - 9:14 amDCA-DEN
4h 14mnonstop
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
$217Frontier
Find Deal
Sun, Nov 24 - Wed, Dec 4
2:11 pm - 4:26 pmBWI-DEN
4h 15mnonstop
12:50 am - 8:07 amDEN-BWI
29h 17m1 stop
$221Frontier
Find Deal
Mon, Nov 25 - Tue, Dec 3
4:00 pm - 10:15 pmIAD-DEN
8h 15m1 stop
5:45 pm - 11:00 pmDEN-IAD
3h 15mnonstop
$538Southwest
Find Deal
Sun, Nov 24 - Wed, Dec 4
1:05 pm - 5:55 pmIAD-DEN
6h 50m1 stop
6:00 am - 11:19 amDEN-IAD
3h 19mnonstop
$548United Airlines
Find Deal
Sun, Nov 24 - Wed, Dec 4
4:13 pm - 6:20 pmDCA-DEN
4h 07mnonstop
9:45 am - 8:36 pmDEN-DCA
8h 51m1 stop
$548United Airlines
Find Deal
Sun, Nov 24 - Wed, Dec 4
7:35 pm - 9:35 pmIAD-DEN
4h 00mnonstop
7:50 pm - 1:00 amDEN-IAD
3h 10mnonstop
$559Southwest
Find Deal
Fri, Nov 22 - Wed, Nov 27
1:33 pm - 5:37 pmIAD-DEN
6h 04m1 stop
12:55 am - 8:46 amDEN-IAD
5h 51m1 stop
$567Delta
Find Deal
Sun, Nov 24 - Tue, Dec 3
5:35 pm - 9:58 pmDCA-DEN
6h 23m1 stop
12:55 am - 8:59 amDEN-DCA
6h 04m1 stop
$567Delta
Find Deal
Sun, Nov 24 - Tue, Dec 3
5:00 am - 9:25 amIAD-DEN
6h 25m1 stop
7:00 am - 5:18 pmDEN-IAD
8h 18m2 stops
$622American Airlines
Find Deal
Sat, Nov 23 - Wed, Nov 27
5:00 am - 1:24 pmIAD-DEN
10h 24m2 stops
11:59 pm - 8:40 amDEN-IAD
6h 41m1 stop
$643American Airlines
Find Deal
Tue, Nov 26 - Fri, Nov 29
1:01 pm - 3:20 pmDCA-DEN
4h 19mnonstop
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
$67Frontier
Find Deal
Wed, Jan 8 - Sat, Jan 11
1:01 pm - 3:20 pmDCA-DEN
4h 19mnonstop
4:39 pm - 9:56 pmDEN-DCA
3h 17mnonstop
$68Frontier
Find Deal
Wed, Jan 8 - Tue, Jan 14
1:01 pm - 3:20 pmDCA-DEN
4h 19mnonstop
6:43 am - 12:01 pmDEN-DCA
3h 18mnonstop
$75Frontier
Find Deal
Tue, Jan 7 - Tue, Jan 14
6:00 pm - 8:12 pmDCA-DEN
4h 12mnonstop
11:44 am - 4:59 pmDEN-DCA
3h 15mnonstop
$83Frontier
Find Deal
Sat, Jan 18 - Sat, Jan 25
5:20 pm - 7:28 pmIAD-DEN
4h 08mnonstop
6:10 pm - 11:30 pmDEN-IAD
3h 20mnonstop
$177United Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 28
7:15 am - 9:20 amIAD-DEN
4h 05mnonstop
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
$178Southwest
Find Deal
Sat, Jan 11 - Wed, Jan 15
8:33 am - 10:35 amIAD-DEN
4h 02mnonstop
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
$197United Airlines
Find Deal
Sat, Jan 11 - Fri, Jan 17
10:05 pm - 11:59 pmIAD-DEN
3h 54mnonstop
8:00 am - 1:23 pmDEN-IAD
3h 23mnonstop
$217United Airlines
Find Deal
Thu, Jan 9 - Sun, Jan 12
11:10 am - 1:15 pmIAD-DEN
4h 05mnonstop
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
$218Southwest
Find Deal
Sun, Feb 9 - Wed, Feb 12
7:25 am - 9:20 amIAD-DEN
3h 55mnonstop
6:45 pm - 11:55 pmDEN-IAD
3h 10mnonstop
$238Southwest
Find Deal
Wed, Dec 11 - Sun, Dec 15

Delta flights from Washington, D.C. to Denver

Our best Delta deals on Washington, D.C. to Denver flight tickets
Delta
Jan 14
IAD6:00 amWashington, D.C. Dulles Intl
6h 05m
1 stop
DEN10:05 amDenver Intl
Jan 24
DEN1:53 pmDenver Intl
5h 12m
1 stop
IAD9:05 pmWashington, D.C. Dulles Intl
Delta
Dec 14
BWI6:00 amBaltimore/Washington
5h 45m
1 stop
DEN9:45 amDenver Intl
Dec 15
DEN12:55 amDenver Intl
5h 59m
1 stop
BWI8:54 amBaltimore/Washington
Delta
Dec 4
IAD5:25 pmWashington, D.C. Dulles Intl
7h 45m
1 stop
DEN11:10 pmDenver Intl
Dec 10
DEN12:55 amDenver Intl
5h 57m
1 stop
IAD8:52 amWashington, D.C. Dulles Intl

Frontier flights from Washington, D.C. to Denver

Our best Frontier deals on Washington, D.C. to Denver flight tickets
Frontier
Jan 8
DCA1:01 pmWashington, D.C. Reagan-National
4h 19m
DEN3:20 pmDenver Intl
Jan 11
DEN6:43 amDenver Intl
3h 18m
DCA12:01 pmWashington, D.C. Reagan-National
Frontier
Jan 8
DCA1:01 pmWashington, D.C. Reagan-National
4h 19m
DEN3:20 pmDenver Intl
Jan 14
DEN4:39 pmDenver Intl
3h 17m
DCA9:56 pmWashington, D.C. Reagan-National
Frontier
Jan 7
DCA1:01 pmWashington, D.C. Reagan-National
4h 19m
DEN3:20 pmDenver Intl
Jan 14
DEN6:43 amDenver Intl
3h 18m
DCA12:01 pmWashington, D.C. Reagan-National

See travel insights to Denver from

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

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 Denver?

The cheapest month to fly to Denver from Washington, D.C. is in January. Flight prices, which tend to average around $219, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until April to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $245.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Saturday when prices can be found for as low as $260. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $350.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $238. Flights in the evening are often more expensive with an average ticket price of $323.

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

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

How far in advance should I book a flight to Denver?

The best time to book a flight to Denver from Washington, D.C. is 42 days out, which is when prices tend to be around $280. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $218.

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

There are 4 cabin classes available to choose from on Washington, D.C. to Denver Intl 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 Washington, D.C. to Denver flights?

You could potentially save up to 60% on your flight if you consider stops on a Washington, D.C. to Denver flight.

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

As of November 2024, prices for Washington, D.C. to Denver flights are approximately 23% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$33

Fastest flight time

3h 54m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Washington, D.C. in the past 72 hours is $33. The best round-trip flight deal from Washington, D.C. to Denver found on momondo in the last 72 hours is $67.
The fastest flight from Washington, D.C. to Denver takes 3h 54m
Direct flights go from Washington, D.C. to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)

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

    The straight-line distance from Washington, D.C. to Denver Intl is 1487.9 mi. A reasonable flight in good conditions will take 3h 54m.

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

    Prices for flights from Washington, D.C. to Denver Intl Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

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

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


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

Compare and see reviews for airlines that fly from Washington, D.C. to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $66Free CancellationRating
6.1
3,536 reviews
Search Frontier flights
Sun Country AirPriceFrom $110Free CancellationRating
7.0
415 reviews
Search Sun Country Air flights
United AirlinesPriceFrom $173Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
DeltaPriceFrom $195Free CancellationRating
8.0
8,755 reviews
Search Delta flights
American AirlinesPriceFrom $198Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $200Free CancellationRating
8.1
5,005 reviews
Search Southwest flights
  • Southwest Flights From Washington, D.C. to Denver

    The lowest priced Southwest flight from Washington, D.C. to Denver from the last 72 hours was $200. Generally, Southwest has 16 flights on this route every week with an average price of $348. Southwest is rated 8.1/10 by our users.

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

    The best United Airlines deal for Washington, D.C. to Denver flight tickets found on momondo in the last 72 hours was $173, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $395 round-trip. United Airlines operates 45 flights out of Washington, D.C. into Denver in an average week, so prices vary by time and availability. 9,172 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 Washington, D.C. to Denver?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Denver for you.

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

Yes. All flights to Denver from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Denver from Washington, D.C..

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

Of course. momondo tracks the price of Washington, D.C. to Denver 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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