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District of Columbia

$79+ Cheap flights from Denver (DEN) to District of Columbia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — IAD
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Denver to District of Columbia

Keep the following information in mind while searching for Denver to District of Columbia flight deals. Data was last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(United Airlines)

One-way from

$98
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$286

Good round-trip deal

$159 or less

Good one-way deal

$91 or less
Provider with most accurate pricing for Denver Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Washington, D.C. (WAS) flights.
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From Denver Intl to District of Columbia
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One-way flight from Denver Intl to District of Columbia
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Highest demand for flights based on searches. 8% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Denver Intl to District of Columbia.
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Price to beat on a one-way flight from Denver Intl to District of Columbia.
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Find flight deals from Denver to District of Columbia

Cheapest flights from Denver to District of Columbia
Explore the most affordable flight options available from Denver to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:00 amDEN - IAD
Nonstop3h 25mUnited Airlines
Wed 4/305:30 pmIAD - DEN
Nonstop4h 03mUnited Airlines
Deal found 3/24$197
This Flightnetwork deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:40 amDEN - DCA
Nonstop3h 27mFrontier
Wed 5/147:00 amDCA - DEN
Nonstop4h 02mFrontier
Deal found 3/23$197
This JetBlue Airways deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/92:38 pmDEN - DCA
1 stop6h 20mJetBlue
Sun 5/116:00 amDCA - DEN
1 stop9h 43mJetBlue
Deal found 3/24$217
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/238:45 amDEN - IAD
Nonstop3h 20mSouthwest
Tue 4/296:40 pmIAD - DEN
Nonstop4h 05mSouthwest
Deal found 3/24$227
This Sun Country Air deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:25 pmDEN - IAD
1 stop14h 58mSun Country Air
Sun 4/207:30 amIAD - DEN
1 stop11h 45mSun Country Air
Deal found 3/24$235
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2512:55 amDEN - IAD
1 stop8h 28mDelta
Sat 5/36:00 amIAD - DEN
1 stop8h 22mDelta
Deal found 3/23$236
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/263:10 pmDEN - DCA
1 stop6h 48mDelta
Sat 5/310:19 amDCA - DEN
1 stop7h 50mDelta
Deal found 3/24$236
This American Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/254:17 pmDEN - DCA
1 stop5h 42mAmerican Airlines
Sun 4/275:00 amDCA - DEN
1 stop6h 14mAmerican Airlines
Deal found 3/22$240
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/238:06 amDEN - IAD
1 stop6h 16mAmerican Airlines
Sat 4/265:00 amIAD - DEN
2 stops9h 02mAmerican Airlines
Deal found 3/24$242
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:00 amDEN - DCA
1 stop6h 26mUnited Airlines
Tue 4/294:15 pmDCA - DEN
Nonstop4h 05mUnited Airlines
Deal found 3/24$243
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/147:50 amDEN - DCA
1 stop4h 30mSouthwest
Wed 4/167:30 amDCA - DEN
2 stops7h 30mSouthwest
Deal found 3/24$269
This Frontier deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/211:57 pmDEN - IAD
1 stop6h 39mFrontier
Tue 4/85:54 pmIAD - DEN
1 stop7h 35mFrontier
Deal found 3/25$278

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to District of Columbia 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, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Denver to District of Columbia that are best for you.

Fly from

Denver

Fly to

District of Columbia

Route

Depart

Return

Price

DenverWashington, D.C.

DEN - IAD

DENIAD

Denver Intl

Wed 4/23

6:00 am-11:25 am

Nonstop3h 25m

Washington, D.C. Dulles Intl

Tue 4/29

8:30 am-10:28 am

Nonstop3h 58m

$197

DenverWashington, D.C.

DEN - DCA

DENDCA

Denver Intl

Wed 4/16

6:45 am-12:04 pm

Nonstop3h 19m

Washington, D.C. Reagan-National

Tue 4/22

1:00 pm-3:07 pm

Nonstop4h 07m

$198

DenverWashington, D.C.

DEN - DCA

DENDCA

Denver Intl

Thu 5/1

10:39 pm-7:41 am

1 stop7h 02m

Washington, D.C. Reagan-National

Sun 5/4

6:10 am-11:17 am

1 stop7h 07m

$217

DenverWashington, D.C.

DEN - IAD

DENIAD

Denver Intl

Wed 4/23

8:45 am-2:05 pm

Nonstop3h 20m

Washington, D.C. Dulles Intl

Tue 4/29

6:40 pm-8:45 pm

Nonstop4h 05m

$227

DenverWashington, D.C.

DEN - IAD

DENIAD

Denver Intl

Thu 4/17

6:25 pm-11:23 am

1 stop14h 58m

Washington, D.C. Dulles Intl

Sun 4/20

7:30 am-5:15 pm

1 stop11h 45m

$235

DenverWashington, D.C.

DEN - IAD

DENIAD

Denver Intl

Fri 4/25

12:55 am-11:23 am

1 stop8h 28m

Washington, D.C. Dulles Intl

Sat 5/3

6:00 am-12:22 pm

1 stop8h 22m

$236

DenverWashington, D.C.

DEN - DCA

DENDCA

Denver Intl

Sat 4/26

3:10 pm-11:58 pm

1 stop6h 48m

Washington, D.C. Reagan-National

Sat 5/3

10:19 am-4:09 pm

1 stop7h 50m

$236

DenverWashington, D.C.

DEN - IAD

DENIAD

Denver Intl

Wed 4/23

8:06 am-4:22 pm

1 stop6h 16m

Washington, D.C. Dulles Intl

Sat 4/26

5:00 am-12:02 pm

2 stops9h 02m

$242

DenverWashington, D.C.

DEN - DCA

DENDCA

Denver Intl

Wed 4/23

6:00 am-2:26 pm

1 stop6h 26m

Washington, D.C. Reagan-National

Tue 4/29

4:15 pm-6:20 pm

Nonstop4h 05m

$243

DenverWashington, D.C.

DEN - DCA

DENDCA

Denver Intl

Mon 4/14

7:50 am-2:20 pm

1 stop4h 30m

Washington, D.C. Reagan-National

Wed 4/16

7:30 am-1:00 pm

2 stops7h 30m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 35 results
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Best time to book a flight from Denver to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to District of Columbia

What is the cheapest month to book a flight from Denver to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Denver to District of Columbia (average of $309). Flying from Denver to District of Columbia in June is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to DC?

Find hourly flight availability from Denver to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to District of Columbia as you normally would.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated March 25, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Denver to District of Columbia have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Denver to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to District of Columbia?

    For a flight from Denver to District of Columbia, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • What are the cheapest airlines to fly from Denver to District of Columbia one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $98. However, be on the lookout for offers from United Airlines and Sun Country Air, as they are both options that can get you from Denver to District of Columbia for a low price.

  • What are the most reliable airlines from Denver to District of Columbia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to District of Columbia on time: Copa Airlines (91%), United Airlines (90%), Lufthansa (90%).

  • What are the cheapest flights from Denver to District of Columbia?

    The cheapest flight price from Denver to District of Columbia is $134. On average you can expect to pay $1,512. The most popular route, (Denver Intl - Washington, D.C. Dulles Intl), can usually be booked for $197.

  • Can I find deals for flights from Denver to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Denver to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to District of Columbia.

  • Can I find deals for business class flights from Denver to District of Columbia?

    Yes. Cheapflights offers flight deals from Denver to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Denver to District of Columbia (average of $309). Flying from Denver to District of Columbia in June is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Denver to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Denver to District of Columbia

Discover the top 5 airlines that operate flights from Denver to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$79Average$214FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$311FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$166Average$351FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$172Average$404FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$218Average$358FlexibilityNo cancel feeOn-time63%
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