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Cheap flights from Denver to Washington, D.C. Dulles Intl Airport from $60

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. Dulles Intl Airport departing on 1/29. 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.
12:50 am - 5:57 pmDEN-IAD
15h 07m1 stop
6:05 pm - 11:40 pmIAD-DEN
7h 35m1 stop
$114Frontier
Find Deal
Wed, Jan 22 - Mon, Jan 27
11:59 pm - 6:06 pmDEN-IAD
16h 07m1 stop
10:25 pm - 12:44 amIAD-DEN
28h 19m1 stop
$118Frontier
Find Deal
Mon, Feb 24 - Thu, Feb 27
8:00 am - 1:23 pmDEN-IAD
3h 23mnonstop
4:00 pm - 6:08 pmIAD-DEN
4h 08mnonstop
$172United Airlines
Find Deal
Tue, Jan 28 - Tue, Jan 28
6:00 am - 11:23 amDEN-IAD
3h 23mnonstop
4:00 pm - 6:08 pmIAD-DEN
4h 08mnonstop
$177United Airlines
Find Deal
Tue, Feb 4 - Tue, Feb 11
9:05 am - 2:20 pmDEN-IAD
3h 15mnonstop
7:15 am - 9:20 amIAD-DEN
4h 05mnonstop
$218Southwest
Find Deal
Sat, Jan 25 - Sat, Feb 1
3:15 pm - 10:36 pmDEN-IAD
5h 21m1 stop
5:57 pm - 10:46 pmIAD-DEN
6h 49m1 stop
$236Delta
Find Deal
Sat, Jan 25 - Sat, Feb 1
2:21 pm - 11:40 pmDEN-IAD
7h 19m1 stop
5:57 pm - 10:46 pmIAD-DEN
6h 49m1 stop
$256Delta
Find Deal
Mon, Jan 13 - Sat, Jan 18
6:00 pm - 11:20 pmDEN-IAD
3h 20mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$258Southwest
Find Deal
Fri, Jan 17 - Sun, Jan 19
2:39 pm - 10:33 pmDEN-IAD
5h 54m1 stop
9:12 am - 8:13 pmIAD-DEN
13h 01m2 stops
$293American Airlines
Find Deal
Wed, Feb 26 - Sat, Mar 1
12:32 pm - 11:53 pmDEN-IAD
9h 21m2 stops
9:12 am - 7:38 pmIAD-DEN
12h 26m2 stops
$298American Airlines
Find Deal
Wed, Feb 26 - Wed, Mar 5
3:43 pm - 7:17 amDEN-IAD
13h 34m1 stop
$60Frontier
Find Deal
Wed, Jan 29
7:42 pm - 6:19 pmDEN-IAD
20h 37m1 stop
$61Frontier
Find Deal
Thu, Jan 23
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
$89Southwest
Find Deal
Wed, Jan 22
8:00 am - 1:23 pmDEN-IAD
3h 23mnonstop
$109United Airlines
Find Deal
Thu, Jan 30
11:20 am - 6:43 pmDEN-IAD
5h 23m1 stop
$118United Airlines
Find Deal
Tue, Jan 28
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
$129Southwest
Find Deal
Thu, Jan 9
6:15 am - 3:53 pmDEN-IAD
7h 38m1 stop
$138Delta
Find Deal
Mon, Jan 27
12:59 am - 12:10 amDEN-IAD
21h 11m1 stop
$147Delta
Find Deal
Mon, Jun 16
11:59 pm - 8:41 amDEN-IAD
6h 42m1 stop
$163American Airlines
Find Deal
Mon, Jan 6
7:00 am - 6:01 pmDEN-IAD
9h 01m2 stops
$174American Airlines
Find Deal
Thu, Feb 13
5:10 am - 5:58 pmDEN-IAD
10h 48m1 stop
3:24 pm - 11:34 pmIAD-DEN
10h 10m1 stop
$298Frontier
Find Deal
Thu, Dec 26 - Mon, Jan 6
12:29 am - 10:34 amDEN-IAD
8h 05m1 stop
3:24 pm - 11:34 pmIAD-DEN
10h 10m1 stop
$328Frontier
Find Deal
Mon, Dec 23 - Mon, Jan 6
9:45 am - 3:00 pmDEN-IAD
3h 15mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$505Southwest
Find Deal
Tue, Dec 24 - Tue, Jan 7
1:45 pm - 7:04 pmDEN-IAD
3h 19mnonstop
5:20 pm - 7:28 pmIAD-DEN
4h 08mnonstop
$508United Airlines
Find Deal
Mon, Dec 23 - Sat, Jan 11
1:45 pm - 7:04 pmDEN-IAD
3h 19mnonstop
5:45 pm - 10:48 pmIAD-DEN
7h 03m1 stop
$518United Airlines
Find Deal
Mon, Dec 23 - Sat, Jan 11
7:00 am - 5:00 pmDEN-IAD
8h 00m1 stop
3:55 pm - 9:40 pmIAD-DEN
7h 45m1 stop
$542Southwest
Find Deal
Tue, Dec 24 - Tue, Jan 7
8:26 am - 4:24 pmDEN-IAD
5h 58m1 stop
5:00 am - 9:23 amIAD-DEN
6h 23m1 stop
$563American Airlines
Find Deal
Tue, Dec 24 - Tue, Jan 7
6:28 am - 7:34 pmDEN-IAD
11h 06m2 stops
6:10 am - 11:45 amIAD-DEN
7h 35m1 stop
$568American Airlines
Find Deal
Wed, Dec 25 - Sat, Jan 11
2:18 pm - 12:38 amDEN-IAD
8h 20m1 stop
6:07 am - 10:13 amIAD-DEN
6h 06m1 stop
$697Delta
Find Deal
Thu, Dec 26 - Wed, Jan 1
6:00 am - 1:56 pmDEN-IAD
5h 56m1 stop
6:57 pm - 12:11 amIAD-DEN
7h 14m1 stop
$758Delta
Find Deal
Mon, Dec 23 - Mon, Dec 23
8:00 am - 1:23 pmDEN-IAD
3h 23mnonstop
4:00 pm - 6:08 pmIAD-DEN
4h 08mnonstop
$172United Airlines
Find Deal
Tue, Jan 28 - Tue, Jan 28
7:45 am - 1:03 pmDEN-IAD
3h 18mnonstop
5:15 pm - 7:24 pmIAD-DEN
4h 09mnonstop
$177United Airlines
Find Deal
Wed, Feb 26 - Sat, Mar 1
9:50 am - 3:05 pmDEN-IAD
3h 15mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$178Southwest
Find Deal
Wed, Jan 29 - Tue, Feb 4
6:00 am - 11:18 amDEN-IAD
3h 18mnonstop
8:10 pm - 10:17 pmIAD-DEN
4h 07mnonstop
$197United Airlines
Find Deal
Tue, Feb 18 - Thu, Feb 20
6:00 pm - 11:20 pmDEN-IAD
3h 20mnonstop
5:50 pm - 7:55 pmIAD-DEN
4h 05mnonstop
$198Southwest
Find Deal
Thu, Feb 6 - Tue, Feb 11
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
9:05 am - 2:20 pmDEN-IAD
3h 15mnonstop
7:15 am - 9:20 amIAD-DEN
4h 05mnonstop
$218Southwest
Find Deal
Sat, Jan 25 - Sat, Feb 1
6:00 am - 11:18 amDEN-IAD
3h 18mnonstop
3:58 pm - 6:10 pmIAD-DEN
4h 12mnonstop
$223United Airlines
Find Deal
Tue, Feb 18 - Sat, Mar 15
9:05 am - 2:20 pmDEN-IAD
3h 15mnonstop
7:15 am - 9:20 amIAD-DEN
4h 05mnonstop
$228Southwest
Find Deal
Sat, Jan 25 - Sat, Feb 1
8:00 am - 1:23 pmDEN-IAD
3h 23mnonstop
5:20 pm - 7:28 pmIAD-DEN
4h 08mnonstop
$236United Airlines
Find Deal
Sat, Jan 25 - Sat, Feb 1

Frontier flights from Denver to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Denver to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Jan 22
DEN12:50 amDenver Intl
15h 07m
1 stop
IAD5:57 pmWashington, D.C. Dulles Intl
Jan 27
IAD6:05 pmWashington, D.C. Dulles Intl
7h 35m
1 stop
DEN11:40 pmDenver Intl
Frontier
Feb 24
DEN11:59 pmDenver Intl
16h 07m
1 stop
IAD6:06 pmWashington, D.C. Dulles Intl
Feb 27
IAD10:25 pmWashington, D.C. Dulles Intl
28h 19m
1 stop
DEN12:44 amDenver Intl
Frontier
Jan 9
DEN7:42 pmDenver Intl
20h 36m
1 stop
IAD6:18 pmWashington, D.C. Dulles Intl
Jan 13
IAD6:03 pmWashington, D.C. Dulles Intl
7h 31m
1 stop
DEN11:34 pmDenver Intl

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

Our best United Airlines deals on Denver to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jan 28
DEN8:00 amDenver Intl
3h 23m
IAD1:23 pmWashington, D.C. Dulles Intl
Jan 28
IAD4:00 pmWashington, D.C. Dulles Intl
4h 08m
DEN6:08 pmDenver Intl
United Airlines
Feb 4
DEN6:00 amDenver Intl
3h 23m
IAD11:23 amWashington, D.C. Dulles Intl
Feb 11
IAD4:00 pmWashington, D.C. Dulles Intl
4h 08m
DEN6:08 pmDenver Intl
United Airlines
Feb 18
DEN6:00 amDenver Intl
3h 18m
IAD11:18 amWashington, D.C. Dulles Intl
Feb 20
IAD8:10 pmWashington, D.C. Dulles Intl
4h 07m
DEN10:17 pmDenver Intl

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Denver 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, September is the cheapest month to fly from Denver 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 $297. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $298.

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

Our data shows that Wednesday 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 $323. 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. Dulles Intl Airport for around $439.

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 Denver in the evening is the least expensive time of day to depart. momondo users have found prices as low as $323 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $379 on average. Flights to Washington, D.C. Dulles Intl Airport from Denver at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

The ideal time to book your flight to Washington, D.C. Dulles Intl Airport is 54 days in advance when prices tend to average $351. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Denver for as low as $226 on momondo.

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

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

You could potentially save up to 32% on your flight if you consider stops on a Denver to Washington, D.C. Dulles Intl Airport flight.

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

As of December 2024, prices for Denver to Washington, D.C. Dulles Intl Airport flights are approximately 13% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Denver 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 Denver to Washington, D.C. Dulles Intl Airport (DEN to IAD) flight deals and tips

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

Best Price Found

$60

Fastest flight time

3h 10m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Denver in the past 72 hours is $60. The best round-trip flight deal from Denver to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $114.
The fastest flight from Denver to Washington, D.C. Dulles Intl Airport takes 3h 10m
Direct flights go from Denver to Washington, D.C. Dulles Intl Airport every day.

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

    A flight from Denver Intl to Washington, D.C. Dulles Intl will travel around 1465.5 mi. A reasonable flight in good conditions will take 3h 13m.

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

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

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

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

    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. Dulles Intl Airport.

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

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Denver to Washington, D.C. Dulles Intl Airport?

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


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

Compare and see reviews for airlines that fly from Denver to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $107Free CancellationRating
6.1
3,474 reviews
Search Frontier flights
DeltaPriceFrom $134Free CancellationRating
8.0
8,597 reviews
Search Delta flights
United AirlinesPriceFrom $203Free CancellationRating
7.4
9,039 reviews
Search United Airlines flights
SouthwestPriceFrom $218Free CancellationRating
8.1
4,814 reviews
Search Southwest flights
American AirlinesPriceFrom $227Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Southwest Flights From Denver to Washington, D.C. Dulles Intl Airport

    Southwest flies from Denver to Washington, D.C. Dulles Intl Airport around 13 times per week, with 4,814 momondo users rating the airline 8.1/10. The cheapest Southwest deal from Denver to Washington, D.C. Dulles Intl Airport in the last 72 hours was $218 (round-trip), much lower than the average airfare cost of $331 for Southwest flights on this route.

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

    Another popular option for Denver to Washington, D.C. Dulles Intl Airport flights is United Airlines (7.4/10, 9,039 ratings). United Airlines flies from Denver to Washington, D.C. Dulles Intl Airport around 45 times per week, with deals starting from $203 round-trip and rising to an average price of around $356.


Why use momondo?

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

Finding the right flight to Washington, D.C. from Denver is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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?

Yes momondo offers price alerts on flights to Washington, D.C. from Denver. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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