Cheap Flight Tickets from Washington D.C. (WAS) to Denver (DEN)

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Flights from Washington D.C. to Denver Starting at CNY 45

We've found these cheap flights for you. You can book one-way or return flight tickets.

One way
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Washington D.C. to Denver

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From AU$ 45

American Airlines

From AU$ 130

Southwest Airlines

From AU$ 141

Sun Country Airlines

From AU$ 143

United Airlines

From AU$ 156

Jetblue Airways

From AU$ 198

Delta Air Lines

From AU$ 255

Alaska Airlines

From AU$ 292

ANA airlines

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Alternative Routes from Washington D.C. to Denver

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Washington D.C. to Denver.

Cheapest
DCA
12:50
4h 5m
Direct
DEN
14:55
Ronald Reagan Washington National Airport - Denver International Airport
Wed, May 1Frontier Airlines
AU$ 45
IAD
06:43
9h 15m
1 transfer
DEN
13:58
Dulles International Airport - Denver International Airport
Wed, Apr 24American Airlines
AU$ 132
IAD
06:43
9h 15m
1 transfer
DEN
13:58
Dulles International Airport - Denver International Airport
Wed, Apr 24American Airlines
AU$ 132
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How do I find the cheapest flights?

When are flight from Washington D.C. (WAS) to Denver (DEN) the cheapest?
Airlines adjust prices for flights from Washington D.C. to Denver based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Washington D.C. (WAS) to Denver (DEN) cost?
According to Trip.com's data, the lowest price is around AU$ 520.
How long is the flights from Washington D.C. (WAS) to Denver (DEN)?
It takes about 4 hours 48 minutes to fly from Washington D.C. (WAS) to Denver (DEN).
What time does the earliest flight from Washington D.C. to Denver depart?
The earliest flight departs from Washington D.C. (DCA) at 07:00 and arrives in Denver (DEN) at 09:19.
What time does the latest flight from Washington D.C. to Denver depart?
The latest flight departs from Washington D.C. (DCA) at 18:49 and arrives in Denver (DEN) at 21:05.
What are the most popular airlines that fly from Washington D.C. (WAS) to Denver (DEN)?
Airlines with flights from Washington D.C. (WAS) to Denver (DEN): Southwest Airlines, United Airlines, Frontier Airlines, Copa Airlines, Avianca, Lufthansa, Air Canada and Brussels Airlines.
What's the most popular airline for direct flights from Washington D.C. (WAS) to Denver (DEN)?
United Airlines operates 4 direct flights from Washington D.C. (WAS) to Denver (DEN).
How many airports in Denver (DEN)?
There are 4 airport(s) in Denver (DEN): Denver Arapahoe County Airport, Denver Buckley Angb, Rocky Mountain Metropolitan Airport and Denver International Airport.

How to find a cheap flight from Washington D.C. to Denver

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Washington D.C. to Denver. Book your flights at the right time and save more.

Book Early

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Compare Flight Prices

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Check One-way Fares

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Try Different Dates

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Flight Information from Washington D.C. to Denver

Cheapest direct flight price	AU$ 44
Cheapest return ticket price	AU$ 87
Off-season for travel	January
Peak season for travel	July
Flight distance	2,368.31km
Average flight time	4 hours 48 minutes
Popular airline	Delta Air Lines