San Diego to Denver

SANDEN

Fly from San Diego to Denver starting at USD 70 with Frontier Airlines.Best fare available on Sep 10, 2026.Limited seats. Better plans. Book before it's gone.

San Diego to Denver cheapest flights this week

10 Sept
Frontier Airlines
06:25SAN
08:59DEN
DirectUSD 70VIEW DEAL
11 Sept
Frontier Airlines
18:45SAN
07:15DEN
1 StopUSD 136VIEW DEAL
12 Sept
Frontier Airlines
06:25SAN
08:59DEN
DirectUSD 104VIEW DEAL
12 Sept
Frontier Airlines
13:38SAN
07:15DEN
2 StopUSD 299VIEW DEAL
13 Sept
Frontier Airlines
18:45SAN
07:15DEN
1 StopUSD 142VIEW DEAL
15 Sept
Frontier Airlines
17:54SAN
22:44DEN
1 StopUSD 147VIEW DEAL
20 Sept
Frontier Airlines
21:03SAN
09:07DEN
1 StopUSD 156VIEW DEAL
25 Sept
Frontier Airlines
16:54SAN
19:22DEN
DirectUSD 107VIEW DEAL
25 Sept
Frontier Airlines
21:03SAN
09:07DEN
1 StopUSD 131VIEW DEAL
13 Dec
Alaska Airlines
08:15SAN
10:34DEN
DirectUSD 131VIEW DEAL

San Diego to Denver monthly flight fare trend

Sep
from USD 70
Oct
No flights
Nov
No flights
Dec
from USD 131
Jan
No flights
Feb
No flights

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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