San Diego to Denver

SANDEN

Fly from San Diego to Denver starting at USD 51 with Frontier Airlines.Best fare available on Dec 9, 2026.Limited seats. Better plans. Book before it's gone.

San Diego to Denver cheapest flights this week

16 Nov
Frontier Airlines
06:25SAN
08:59DEN
DirectUSD 84VIEW DEAL
22 Nov
Frontier Airlines
17:29SAN
20:00DEN
DirectUSD 164VIEW DEAL
25 Nov
Frontier Airlines
08:50SAN
17:25DEN
1 StopUSD 128VIEW DEAL
9 Dec
Frontier Airlines
06:30SAN
09:06DEN
DirectUSD 51VIEW DEAL
13 Dec
Alaska Airlines
08:15SAN
10:34DEN
DirectUSD 131VIEW DEAL
3 Apr
Alaska Airlines
15:15SAN
17:33DEN
DirectUSD 142VIEW DEAL

San Diego to Denver monthly flight fare trend

Nov
from USD 84
Dec
from USD 51
Jan
No flights
Feb
No flights
Mar
No flights
Apr
from USD 142

Airport Details

Origin

San Diego

San Diego International Airport (SAN)

San Diego, SAN
Zone

Los Angeles

Elev

17 ft

Destination

Denver

Denver International Airport (DEN)

Denver, DEN
Zone

Denver

Elev

5431 ft

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