$33 Cheap Flights from Denver (DEN) to Washington (DCA)

View $33 flight on Wed, Jan 14, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Denver to Washington (DEN-DCA)

Prices were available within the past 7 days and start at $33 for one-way flights and $62 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Jan 13 - Tue, Jan 20
DEN
Denver
DCA
Washington
$62 Roundtrip, found 8 hours ago
$62
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Tue, Jan 13 from Denver to Washington, returning Tue, Jan 20, priced at $62 found 8 hours ago
Frontier Airlines
Sat, Dec 6 - Sat, Dec 13
DEN
Denver
DCA
Washington
$72 Roundtrip, just found
$72
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Dec 6 from Denver to Washington, returning Sat, Dec 13, priced at $72 just found
Frontier Airlines
Sat, Dec 6 - Sat, Dec 13
DEN
Denver
DCA
Washington
$82 Roundtrip, just found
$82
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Dec 6 from Denver to Washington, returning Sat, Dec 13, priced at $82 just found
Frontier Airlines
Wed, Jan 21 - Sat, Jan 24
DEN
Denver
DCA
Washington
$86 Roundtrip, found 14 hours ago
$86
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Wed, Jan 21 from Denver to Washington, returning Sat, Jan 24, priced at $86 found 14 hours ago
Frontier Airlines
Tue, Dec 16 - Wed, Jan 7
DEN
Denver
DCA
Washington
$87 Roundtrip, found 3 days ago
$87
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Dec 16 from Denver to Washington, returning Wed, Jan 7, priced at $87 found 3 days ago
Frontier Airlines
Thu, Jan 22 - Tue, Jan 27
DEN
Denver
DCA
Washington
$91 Roundtrip, just found
$91
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jan 22 from Denver to Washington, returning Tue, Jan 27, priced at $91 just found
United
Sat, Jan 10 - Tue, Jan 20
DEN
Denver
DCA
Washington
$177 Roundtrip, found 2 hours ago
$177
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Jan 10 from Denver to Washington, returning Tue, Jan 20, priced at $177 found 2 hours ago
American Airlines
Tue, Dec 9 - Tue, Dec 16
DEN
Denver
DCA
Washington
$183 Roundtrip, found 2 hours ago
$183
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Tue, Dec 9 from Denver to Washington, returning Tue, Dec 16, priced at $183 found 2 hours ago
JetBlue Airways
Sat, Dec 6 - Tue, Dec 9
DEN
Denver
DCA
Washington
$185 Roundtrip, found 1 hour ago
$185
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Sat, Dec 6 from Denver to Washington, returning Tue, Dec 9, priced at $185 found 1 hour ago
Southwest Airlines
Thu, Jan 22 - Tue, Jan 27
DEN
Denver
DCA
Washington
$219 Roundtrip, just found
$219
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Jan 22 from Denver to Washington, returning Tue, Jan 27, priced at $219 just found

Find the cheapest month to fly from Denver (DEN) to Washington (DCA)

February is typically the cheapest month to fly

From $78 - $340 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 40 minutes. Flights from $192
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $192
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $192
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $192

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA) cost?
Secure a cheap one-way flight from $33 or cheap return flight from $62 from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
January is the most affordable month to fly from DEN to DCA. Avoiding peak travel times is often the key to landing a great deal.
Which airlines fly direct from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
Catch a direct flight with Frontier Airlines and fly straight from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA).
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
While prices can vary depending on when you travel, United Airlines and Frontier Airlines are often frequently picked for flights between Denver Intl. Airport (DEN) and Ronald Reagan Washington National Airport (DCA). You can also compare carriers on Expedia and use the "Sort by" filter to find the cheapest ticket for your DEN to DCA flight.
How many flights per day from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
With an average of 4 direct flights that operate from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA) each day, you'll be cruising above the clouds before you know it.
What are the most popular departure times for flights from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
More travelers fly between DEN and DCA at 11 AM than at any other point in the day. Prefer a quieter experience? Try choosing a quieter departure window and it's possible you'll save on your fare as well.
What day of the week has the most flights from DEN to DCA?
If you travel on a Monday, you'll get the widest range of options for flights from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
Denver Intl. Airport (DEN)'s first flight to Ronald Reagan Washington National Airport (DCA) takes off at approximately 6:43AM UTC-7. With a travel duration of 3h 23m, you'll land at around 12:06PM UTC-5.
How long does it take to fly from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
Flights from DEN to DCA have an average travel time of 3 hours and 18 minutes. The total distance between the two airports is 1,450 mi.
What airline has the least delays from DEN to DCA?
United Airlines has the best track record for on-time direct flights from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA), with an on-time score of 82%. Use the Expedia App to check your flight status before you take off and receive notifications about any trip changes.
What is the best time to fly from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
To avoid possible delays on the Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Denver Intl. Airport (DEN)?
Denver Intl. Airport (DEN) offers direct flights to Washington. These are a few of the airports you can fly to without detours:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA) last-minute?
Last-minute bookings from DEN to DCA are generally more expensive. For the cheapest rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare right before your journey.
Is it cheaper to book a DEN to DCA flight and hotel package?
Booking a DEN to DCA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Ronald Reagan Washington National Airport (DCA)?
In most cases, you can cancel or modify your DEN to DCA flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Origin airport
Denver Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$62
Distance
1471 mi
Average flight time
6 hours 55 mins

Book with confidence

Denver to Washington Flights

The cheapest times to fly from Denver to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Washington are during the month of January. You can find some of the cheapest flights from Denver to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Washington

Sunday is one of the best days to book for cheap flights from Denver to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $33 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Washington Flights

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