S$ 39 Cheap Flights from Washington D.C. to Denver (WAS-DEN)

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Cheap Flights from Washington D.C. to Denver

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Cheap Flights from Washington D.C. to Denver starting at S$ 39

Book one-way or return flights from Washington D.C. to Denver from as little as S$ 39. Choose from the popular airlines below and book your flight today!

One way
Round-trip

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

Searching for the best last minute flight from Washington D.C. to Denver? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Washington D.C. to Denver. Stay updated on price trends and snag the best deals for your upcoming trip.

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

Cheapest Airlines flying from Washington D.C. to Denver

View airlines operating flights 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 S$ 39

Southwest Airlines

From S$ 124

United Airlines

From S$ 139

American Airlines

From S$ 141

Delta Air Lines

From S$ 157

Sun Country Airlines

From S$ 173

Jetblue Airways

From S$ 231

Alaska Airlines

From S$ 257

ANA airlines

Find more flights and airlines

Alternative Routes from Washington D.C. to Denver

Discover different routes, airlines, and transfers and find the best alternative flights for your journey 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
S$ 39
IAD
06:00
3h 45m
Direct
DEN
07:45
Dulles International Airport - Denver International Airport
Tue, May 14Southwest Airlines
S$ 124
IAD
06:00
3h 45m
Direct
DEN
07:45
Dulles International Airport - Denver International Airport
Tue, May 14Southwest Airlines
S$ 124
Find More Flights

Frequently Asked Questions

When to buy flight tickets 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 cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Washington D.C. (WAS) to Denver (DEN) cost?
According to Trip.com's data, the lowest price is around S$ 456.
How long is a flight from Washington D.C. (WAS) to Denver (DEN)?
It takes about 4 hours 40 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. (IAD) at 08:35 and arrives in Denver (DEN) at 10:19.
What time does the latest flight from Washington D.C. to Denver depart?
The latest flight departs from Washington D.C. (IAD) at 19:55 and arrives in Denver (DEN) at 21:45.
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 and Air Canada.
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?
There are 4 airports near Denver: Denver International Airport, Denver Arapahoe County Airport, Denver Buckley Angb and Rocky Mountain Metropolitan 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

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Information from Washington D.C. to Denver

Cheapest direct flight price	S$ 39
Cheapest return ticket price	S$ 76
Cheapest month	January
Peak season for travel	October
Flight distance	2,368.31km
Average flight time	4 hours 40 minutes
Popular airline	Frontier Airlines