Seattle to Denver

SEADEN

Fly from Seattle to Denver starting at USD 47 with Frontier Airlines.Best fare available on Nov 14, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Denver cheapest flights this week

14 Nov
Frontier Airlines
16:27SEA
19:15DEN
DirectUSD 47VIEW DEAL
19 Nov
Frontier Airlines
21:13SEA
08:43DEN
1 StopUSD 104VIEW DEAL
23 Nov
Alaska Airlines
07:38SEA
00:03DEN
1 StopUSD 131VIEW DEAL
23 Nov
United Airlines
05:05SEA
07:42DEN
DirectUSD 116VIEW DEAL
23 Nov
Frontier Airlines
21:53SEA
10:56DEN
1 StopUSD 187VIEW DEAL
24 Nov
Frontier Airlines
21:53SEA
08:43DEN
1 StopUSD 151VIEW DEAL
25 Nov
United Airlines
05:05SEA
07:42DEN
DirectUSD 156VIEW DEAL
18 Dec
Frontier Airlines
17:25SEA
20:16DEN
DirectUSD 153VIEW DEAL
21 Dec
Southwest Airlines
20:40SEA
23:15DEN
DirectUSD 153VIEW DEAL
5 Feb
Frontier Airlines
16:29SEA
19:19DEN
DirectUSD 117VIEW DEAL

Seattle to Denver monthly flight fare trend

Nov
from USD 47
Dec
from USD 153
Jan
No flights
Feb
from USD 117
Mar
No flights
Apr
from USD 137

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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