Seattle to Denver

SEADEN

Fly from Seattle to Denver starting at SAR 104 with Frontier Airlines.Best fare available on Sep 1, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Denver cheapest flights this week

24 Aug
Frontier Airlines
19:06SEA
21:58DEN
DirectSAR 481VIEW DEAL
24 Aug
Frontier Airlines
21:29SEA
02:48DEN
1 StopSAR 718VIEW DEAL
26 Aug
Frontier Airlines
19:06SEA
21:58DEN
DirectSAR 581VIEW DEAL
31 Aug
Frontier Airlines
19:06SEA
21:58DEN
DirectSAR 577VIEW DEAL
1 Sept
Frontier Airlines
19:07SEA
21:59DEN
DirectSAR 104VIEW DEAL
2 Sept
Frontier Airlines
19:06SEA
21:58DEN
DirectSAR 474VIEW DEAL
3 Sept
Frontier Airlines
14:37SEA
17:33DEN
DirectSAR 474VIEW DEAL
4 Sept
Frontier Airlines
13:35SEA
16:34DEN
DirectSAR 474VIEW DEAL
5 Sept
Frontier Airlines
19:06SEA
21:58DEN
DirectSAR 474VIEW DEAL
8 Sept
Frontier Airlines
14:37SEA
17:33DEN
DirectSAR 481VIEW DEAL

Seattle to Denver monthly flight fare trend

Aug
from SAR 481
Sep
from SAR 104
Oct
from SAR 189
Nov
No flights
Dec
No flights
Jan
No flights

Airport Details

Origin

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Destination

Denver

Denver International Airport (DEN)

Denver, DEN
Zone

Denver

Elev

5431 ft

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