Cheap flights from Denver to Washington

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Easily compare round-trip flights from Denver to Washington

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Denver to Washington by changing tabs
Quickest
Cheapest
Frontier
Frontier
27 Aug
DEN
9:04 am
Denver Intl airport
3h 25m
2:29 pm
IAD
Washington Dulles Intl airport
Frontier
04 Sep
IAD
5:30 pm
Washington Dulles Intl airport
3h 57m
7:27 pm
DEN
Denver Intl airport
127 USD
Frontier
Frontier
04 Sep
DEN
9:14 am
Denver Intl airport
3h 25m
2:39 pm
IAD
Washington Dulles Intl airport
Frontier
14 Sep
IAD
6:49 pm
Washington Dulles Intl airport
3h 57m
8:46 pm
DEN
Denver Intl airport
137 USD
Frontier
Frontier
07 Sep
DEN
10:32 am
Denver Intl airport
3h 22m
3:54 pm
IAD
Washington Dulles Intl airport
Frontier
14 Sep
IAD
6:49 pm
Washington Dulles Intl airport
3h 57m
8:46 pm
DEN
Denver Intl airport
137 USD
United Airlines
United Airlines
06 Sep
DEN
12:15 am
Denver Intl airport
3h 12m
5:27 am
IAD
Washington Dulles Intl airport
United Airlines
09 Sep
IAD
3:45 pm
Washington Dulles Intl airport
3h 47m
5:32 pm
DEN
Denver Intl airport
157 USD
United Airlines
United Airlines
08 Sep
DEN
12:15 am
Denver Intl airport
3h 12m
5:27 am
IAD
Washington Dulles Intl airport
United Airlines
16 Sep
IAD
3:45 pm
Washington Dulles Intl airport
3h 47m
5:32 pm
DEN
Denver Intl airport
157 USD
United Airlines
United Airlines
19 Feb
DEN
1:15 am
Denver Intl airport
3h 14m
6:29 am
IAD
Washington Dulles Intl airport
United Airlines
24 Feb
IAD
5:01 pm
Washington Dulles Intl airport
3h 45m
6:46 pm
DEN
Denver Intl airport
157 USD

How to get the cheapest flight ticket from Denver to Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Washington?
May
The cheapest time of year to fly to Washington from Denver is May. Most expensive is July
What is the cheapest day to fly to Washington?
Saturday
The cheapest day of the week is typically Saturday. The most expensive is typically Sunday
When is the cheapest time to fly to Washington?
in the evening
Denver to Washington flights are approximately 37% more expensive in the morning than in the evening
What is the cheapest airline that flies to Washington?
Spirit Airlines
Spirit Airlines, Frontier, and Sun Country Air are the most popular carriers operating from Denver to Washington
What is the cheapest route?
Denver Intl - Washington Dulles Intl
Fly from Denver Intl to Washington Dulles Intl for the best Denver - Washington flight prices
When is the cheapest time to book a flight to Washington?
26 days before
The cheapest time to buy a flight from Denver to Washington is approximately 26 days to departure
60
Days before departure
0

Flight information for Denver to Washington (WAS - DEN)

Find info about flight duration, direct flights, and airports for your flight from Denver to Washington
Fastest flight time 3h 10m The fastest flight from Denver to Washington takes 3h 10m.
Direct flights Every day Direct flights go from Denver to Washington every day.
Airports in Washington 2 airports There are 2 airports near Washington: Washington Reagan-National (DCA), Washington Dulles Intl (IAD)

Alternative routes for Denver to Washington

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Denver to Philadelphia
Fastest flight time
3h 16m
Cheapest price
117 USD

Flights from Denver to:

Flights to Washington from:

  • Denver Intl
  • Colorado
  • United States
  • North America
*Flight prices to Washington are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.