Denver to Washington

DENIAD

Fly from Denver to Washington starting at USD 124 with Frontier Airlines.Best fare available on Sep 1, 2026.Limited seats. Better plans. Book before it's gone.

Denver to Washington cheapest flights this week

13 Aug
Frontier Airlines
06:30DEN
14:40IAD
1 StopUSD 128VIEW DEAL
13 Aug
Frontier Airlines
22:29DEN
06:20IAD
1 StopUSD 125VIEW DEAL
15 Aug
Frontier Airlines
22:29DEN
06:20IAD
1 StopUSD 174VIEW DEAL
16 Aug
Frontier Airlines
23:52DEN
08:25IAD
1 StopUSD 125VIEW DEAL
16 Aug
Frontier Airlines
06:30DEN
14:40IAD
1 StopUSD 174VIEW DEAL
17 Aug
Frontier Airlines
06:30DEN
15:14IAD
1 StopUSD 174VIEW DEAL
19 Aug
Frontier Airlines
23:59DEN
09:43IAD
1 StopUSD 174VIEW DEAL
21 Aug
Frontier Airlines
10:09DEN
16:29IAD
1 StopUSD 170VIEW DEAL
22 Aug
Frontier Airlines
10:09DEN
16:29IAD
1 StopUSD 130VIEW DEAL
1 Sept
Frontier Airlines
10:43DEN
20:52IAD
1 StopUSD 124VIEW DEAL

Denver to Washington monthly flight fare trend

Aug
from USD 125
Sep
from USD 124
Oct
from USD 114
Nov
from USD 126
Dec
No flights
Jan
No flights

Airport Details

Origin

Denver

Denver International Airport (DEN)

Denver, DEN
Zone

Denver

Elev

5431 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Flights from Denver

Flights from Denver to AtlantaFlights from Denver to AustinFlights from Denver to BostonFlights from Denver to CharlotteFlights from Denver to DallasFlights from Denver to DetroitFlights from Denver to NewarkFlights from Denver to Fort LauderdaleFlights from Denver to HonoluluFlights from Denver to Houston