San Francisco to San Diego
SFOSAN
Fly from San Francisco to San Diego starting at USD 53 with Frontier Airlines.
Best fare available on Jun 13, 2026.
Limited seats. Better plans. Book before it's gone.
San Francisco to San Diego cheapest flights this week
San Francisco to San Diego monthly flight fare trend
Jun
from USD 53
Jul
from USD 57
Aug
No flights
Sep
No flights
Oct
from USD 103
Nov
No flights
Airport Details
Origin
San Francisco
San Francisco International Airport (SFO)
San Francisco, SFO
Zone
Los Angeles
Elev
13 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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