Denver to San Diego

DENSAN

Fly from Denver to San Diego starting at SAR 170 with Frontier Airlines.Best fare available on Oct 4, 2026.Limited seats. Better plans. Book before it's gone.

Denver to San Diego cheapest flights this week

17 Aug
Frontier Airlines
22:29DEN
00:51SAN
DirectSAR 329VIEW DEAL
7 Sept
Frontier Airlines
07:40DEN
10:05SAN
DirectSAR 178VIEW DEAL
4 Oct
Frontier Airlines
22:29DEN
00:51SAN
DirectSAR 170VIEW DEAL
11 Oct
Frontier Airlines
22:32DEN
00:59SAN
DirectSAR 200VIEW DEAL
16 Feb
Alaska Airlines
08:20DEN
10:45SAN
DirectSAR 474VIEW DEAL

Denver to San Diego monthly flight fare trend

Aug
from SAR 329
Sep
from SAR 178
Oct
from SAR 170
Nov
No flights
Dec
No flights
Jan
No flights

Airport Details

Origin

Denver

Denver International Airport (DEN)

Denver, DEN
Zone

Denver

Elev

5431 ft

Destination

San Diego

San Diego International Airport (SAN)

San Diego, SAN
Zone

Los Angeles

Elev

17 ft

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