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DCA - DEN

Find cheap flights from Washington, D.C. to Denver from C$ 140

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington, D.C. to Denver departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 8/6
Sat 15/6

Search hundreds of travel sites at once for deals on flights to Denver

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Denver, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Denver, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,895,468 times on KAYAK, and here is why:

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Cheap flight deals from Washington, D.C. to Denver (DCA-DEN)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington, D.C. to Denver that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
3:30 p.m. - 11:01 p.m.DCA-DEN
9h 31m1 stop
11:58 p.m. - 10:43 a.m.DEN-DCA
8h 45m1 stop
C$ 280JetBlue
Find Deal
Thu, 22 Aug - Tue, 27 Aug
7:30 p.m. - 11:59 p.m.DCA-DEN
6h 29m1 stop
12:55 a.m. - 8:39 a.m.DEN-DCA
5h 44m1 stop
C$ 297Delta
Find Deal
Tue, 30 Jul - Mon, 5 Aug
6:59 a.m. - 12:25 p.m.DCA-DEN
7h 26m1 stop
12:30 a.m. - 8:55 a.m.DEN-DCA
6h 25m1 stop
C$ 311Delta
Find Deal
Tue, 30 Jul - Fri, 2 Aug
7:30 p.m. - 11:59 p.m.DCA-DEN
6h 29m1 stop
12:55 a.m. - 8:39 a.m.DEN-DCA
5h 44m1 stop
C$ 324Delta
Find Deal
Mon, 29 Jul - Mon, 5 Aug
6:59 a.m. - 10:53 a.m.DCA-DEN
5h 54m1 stop
12:30 a.m. - 8:55 a.m.DEN-DCA
6h 25m1 stop
C$ 327Delta
Find Deal
Tue, 9 Jul - Tue, 9 Jul
6:05 a.m. - 10:06 a.m.DCA-DEN
6h 01m1 stop
3:10 p.m. - 11:35 p.m.DEN-DCA
6h 25m1 stop
C$ 333Delta
Find Deal
Tue, 4 Jun - Thu, 6 Jun
3:30 p.m. - 11:01 p.m.DCA-DEN
9h 31m1 stop
11:58 p.m. - 11:42 a.m.DEN-DCA
9h 44m1 stop
C$ 342JetBlue
Find Deal
Fri, 23 Aug - Mon, 26 Aug
8:20 a.m. - 2:25 p.m.DCA-DEN
8h 05m1 stop
9:40 a.m. - 2:56 p.m.DEN-DCA
3h 16mdirect
C$ 431United Airlines
Find Deal
Thu, 24 Oct - Sat, 26 Oct
8:20 a.m. - 2:25 p.m.DCA-DEN
8h 05m1 stop
11:20 a.m. - 7:02 p.m.DEN-DCA
5h 42m1 stop
C$ 444United Airlines
Find Deal
Thu, 24 Oct - Sat, 26 Oct
4:20 p.m. - 6:18 p.m.DCA-DEN
3h 58mdirect
6:15 a.m. - 2:21 p.m.DEN-DCA
6h 06m1 stop
C$ 456United Airlines
Find Deal
Fri, 6 Sep - Wed, 18 Sep

Flights from Washington, D.C. to Denver - Travel Insights & Trends

Get data-powered insights and trends into flights from Washington, D.C. to Denver to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Denver?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Washington, D.C. Reagan-National Airport to Denver, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Washington, D.C. Reagan-National Airport to Denver is January, where tickets cost C$ 289 on average. On the other hand, the most expensive months are June and March, where the average cost of tickets is C$ 524 and C$ 471 respectively.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Denver?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Washington, D.C. Reagan-National Airport to Denver, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Washington, D.C. Reagan-National Airport to Denver, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 55 days before departure.

Which airlines provide the cheapest flights from Washington, D.C. to Denver?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 3 days, JetBlue offered the best one-way deal for that route, at C$ 140. KAYAK users also found Washington, D.C. to Denver round-trip flights on JetBlue from C$ 280 and on Delta from C$ 297.

How many flights are there between Washington, D.C. Reagan-National Airport and Denver per day?

Each day, there are 4 nonstop flights that take off from Washington, D.C. Reagan-National Airport and land in Denver, with an average flight time of 4h 04m. The most common departure time is 4:00 p.m. and most flights take off in the morning. Each week, there are 28 flights and there are the same amount of flights each day 4.

Which cabin class options are there for flights between Washington, D.C. Reagan-National Airport and Denver?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Washington, D.C. to Denver take?

The duration of a direct flight to Denver from Washington, D.C. is typically 3h 58m. The journey crosses a distance of 3,810 km.

What’s the earliest departure time from Washington, D.C. to Denver?

Early birds can take the earliest flight from Washington, D.C. Reagan-National Airport at 7:00 am and will be landing in Denver at 9:02 am.

What’s the latest departure time from Washington, D.C. to Denver?

If you prefer to fly at night, the latest flight from Washington, D.C. Reagan-National Airport to Denver jets off at 6:59 pm and lands at 9:03 pm.

Good to know

Low season

April

High season

July

Cheapest flight

C$ 140
Best time to beat the crowds (16% less expensive on average)
Most popular time to fly (27% more expensive on average)
Flight from Washington, D.C. to Denver

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

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Denver based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington, D.C. to Denver flights

  • Which airlines have lounges at Denver International Airport?

    American Airlines, United Airlines, and Delta have lounges at DEN. Passengers can access the AA and United lounges by showing their flight tickets and paying an entrance fee. The Delta lounge is only open to Elite status passengers. The American Airlines lounge is on Concourse A on the north end of the A Gates. Delta Sky Club is on the same concourse but in the Central Core. United Club has two locations at DEN: East and West Wings.

  • What are the transport options from Denver International Airport?

    DEN is served by cheap public transport, and the Denver RTD provides buses and trains from DEN to downtown. The commuter RTD Line A train provides frequent services from DEN, running every 15-30min depending on the passengers available, and the trip downtown takes around 40min. RTD also provides several buses from DEN, and they serve most of Denver’s hubs, departing every 15min from the airport. Taxis are available at the baggage claim area and offer a flute rate downtown. If you’re looking to self-drive, various rental car companies operate a shuttle from the Jeppesen Terminal, departing every 20min to their lots.

  • Does Ronald Reagan Washington National Airport offer accessible services?

    DCA is an accessible airport. The airport has provided wheelchair assistance for passengers with limited mobility, and they can access this service by booking through their airline. These passengers will also have accessible restrooms and water fountains, reserved parking spaces, fast-track services, and more at DCA. Aira services are free for low-vision passengers, while the airport has courtesy TDD phones for the deaf.

  • Does Ronald Reagan Washington National Airport have pet relief areas?

    DCA is a pet-friendly airport, and Fido is welcome to join in on your trip. The airport has provided pet relief areas to accommodate their furry guests. You’ll find these spots in Terminal A opposite Doors 1 and 5, Terminal B opposite the South Metrorail Station entrance, and Terminal C opposite the North Metrorail Station entrance.

  • What is the cheapest flight from Washington, D.C. Reagan-National Airport to Denver?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Reagan-National Airport to Denver was C$ 102 for a one-way ticket and C$ 204 for a round-trip.

  • Which airports will I be using when flying from Washington, D.C. to Denver?

    Washington, D.C. and Denver are both served by 1 main airport. You will leave Washington, D.C. from Washington, D.C. Reagan-National and will be arriving at Denver Intl.

  • Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to Denver?

    Alaska Airlines, Delta, and American Airlines offer inflight Wi-Fi service on the Washington, D.C. to Denver flight route.

  • Which aircraft models fly most regularly from Washington, D.C. to Denver?

    The Airbus A320neo is the aircraft model that flies most regularly on the Washington, D.C. to Denver flight route.

  • Which airline alliances offer flights from Washington, D.C. to Denver?

    Star Alliance is the only airline alliance operating flights between Washington, D.C. and Denver.

  • On which days can I fly direct from Washington, D.C. to Denver?

    There are direct flights from Washington, D.C. to Denver on a daily basis.

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

    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 Washington, D.C. to Denver.

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

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

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

    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 Denver with an airline and back to Washington, D.C. with another airline.

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

    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 Denver from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from Washington, D.C. to Denver

  • Looking for a cheap flight? 25% of our users found flights on this route for C$ 110 or less one-way and C$ 230 or less round-trip.
  • Denver International Airport (DEN) has an efficient hub and spoke layout, consisting of the main Jeppesen Terminal and three concourses. A walkway connects the main terminal to concourse A, but the airport also has an underground train providing inter-terminal transportation.
  • Book a stay at the Westin Hotel at Denver International Airport if you wish to catch some sleep or stay overnight at DEN. The establishment is within airport grounds, on the upper level of the Jeppesen Terminal.
  • About 670 kg of carbon is emitted on flights from Washington to Denver. However, you can get eco-friendlier flights from Frontier Airlines as they offer a flight that emits 47% less carbon per passenger on this route.
  • If you’re feeling a bit nervous before your flight, you’re welcome to relax with a massage from XpresSpa at Ronald Reagan Washington National Airport (DCA). XpresSpa offers various services, all taking less than 30min, and the establishment is in Terminal B landside in the National Hall.
  • There is an interfaith chapel at DCA on the south end of Concourse B. Clergy-led catholic mass and protestant worship are organized, and so are non-clergy-led Jewish and Muslim prayer times.
See more tips

Prefer to fly non-stop from Washington, D.C. to Denver?

Find which airlines fly direct from Reagan-National to Denver Intl, which days they fly and book direct flights.

Nonstop departures

Washington, D.C. Reagan-National to Denver Intl

Monday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Tuesday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Wednesday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Thursday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Friday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Saturday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Sunday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

See more nonstop flights

Nonstop returns

Denver Intl to Washington, D.C. Reagan-National

Monday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Tuesday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Wednesday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Thursday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Friday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Saturday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

Sunday

Air Canada, Frontier, United Airlines

Air Canada, Frontier, +1 more

See more nonstop flights
See more nonstop flights

Book cheap flights from Washington, D.C. to Denver

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Denver found on KAYAK in the last 72 hours.
11/6Tue
1 stopJetBlue
7h 35mDCA-DEN
C$ 140
16/7Tue
1 stopDelta
6h 29mDCA-DEN
C$ 148
25/6Tue
1 stopDelta
8h 48mDCA-DEN
C$ 162
29/5Wed
1 stopDelta
6h 22mDCA-DEN
C$ 164
3/6Mon
1 stopDelta
6h 14mDCA-DEN
C$ 176
18/9Wed
1 stopJetBlue
7h 19mDCA-DEN
C$ 202
4/10Fri
directUnited Airlines
4h 00mDCA-DEN
C$ 232
29/5Wed
2 stopsUnited Airlines
11h 50mDCA-DEN
C$ 361
1/6Sat
2 stopsAlaska Airlines
26h 41mDCA-DEN
C$ 419
1/10Tue
2 stopsAlaska Airlines
16h 07mDCA-DEN
C$ 423

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Last minute flights from Washington, D.C. to Denver

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Denver that are departing in the next 10 days.
13/5Mon
multi-stopJetBlue
10h 57mDCA-DEN
20/5Mon
multi-stopJetBlue
10h 27mDEN-DCA
C$ 660
11/5Sat
multi-stopDelta
6h 53mDCA-DEN
29/5Wed
multi-stopDelta
6h 20mDEN-DCA
C$ 724
13/5Mon
directUnited Airlines
4h 05mDCA-DEN
16/5Thu
multi-stopUnited Airlines
5h 48mDEN-DCA
C$ 738
13/5Mon
multi-stopUnited Airlines
6h 19mDCA-DEN
18/5Sat
multi-stopUnited Airlines
7h 52mDEN-DCA
C$ 752
13/5Mon
multi-stopDelta
6h 07mDCA-DEN
14/5Tue
multi-stopDelta
6h 20mDEN-DCA
C$ 779
11/5Sat
multi-stopDelta
6h 00mDCA-DEN
14/5Tue
multi-stopDelta
6h 38mDEN-DCA
C$ 801
11/5Sat
multi-stopJetBlue
8h 57mDCA-DEN
13/5Mon
multi-stopJetBlue
6h 34mDEN-DCA
C$ 805
13/5Mon
multi-stopDelta
6h 06mDCA-DEN
17/5Fri
multi-stopDelta
6h 55mDEN-DCA
C$ 807
14/5Tue
multi-stopAlaska Airlines
16h 26mDCA-DEN
16/5Thu
multi-stopAlaska Airlines
26h 52mDEN-DCA
C$ 1,455
13/5Mon
multi-stopAlaska Airlines
16h 46mDCA-DEN
16/5Thu
multi-stopAlaska Airlines
26h 52mDEN-DCA
C$ 1,641

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Washington, D.C. - Denver Flights

Departure:

Washington, D.C. (undefined)United States

Destination:

Denver (DEN)United States

Return flight deals:

Denver - Washington, D.C.

Cabin classes:

C$ 180

Browse origins:

  • Flights » 
  • Reagan Washington National Airport

Browse destinations:

  • Flights » 
  • Denver