Washington to Denver

IADDEN

Fly from Washington to Denver starting at USD 114 with Frontier Airlines.Best fare available on Aug 6, 2026.Limited seats. Better plans. Book before it's gone.

Washington to Denver cheapest flights this week

24 Jul
Frontier Airlines
07:49IAD
16:00DEN
1 StopUSD 128VIEW DEAL
24 Jul
United Airlines
22:23IAD
02:30DEN
DirectUSD 160VIEW DEAL
25 Jul
Frontier Airlines
21:57IAD
08:28DEN
1 StopUSD 164VIEW DEAL
29 Jul
Frontier Airlines
07:49IAD
16:00DEN
1 StopUSD 130VIEW DEAL
31 Jul
Frontier Airlines
19:18IAD
10:07DEN
1 StopUSD 159VIEW DEAL
2 Aug
Frontier Airlines
09:50IAD
05:48DEN
1 StopUSD 176VIEW DEAL
5 Aug
Frontier Airlines
12:28IAD
00:29DEN
1 StopUSD 136VIEW DEAL
6 Aug
Frontier Airlines
07:48IAD
00:05DEN
1 StopUSD 114VIEW DEAL
8 Aug
Frontier Airlines
21:57IAD
08:30DEN
1 StopUSD 131VIEW DEAL
16 Aug
Frontier Airlines
07:48IAD
16:01DEN
1 StopUSD 125VIEW DEAL

Washington to Denver monthly flight fare trend

Jul
from USD 128
Aug
from USD 96
Sep
No flights
Oct
No flights
Nov
No flights
Dec
No flights

Airport Details

Origin

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Destination

Denver

Denver International Airport (DEN)

Denver, DEN
Zone

Denver

Elev

5431 ft

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