Austin to San Diego
AUSSAN
Fly from Austin to San Diego starting at USD 147 with Frontier Airlines.
Best fare available on Jul 8, 2026.
Limited seats. Better plans. Book before it's gone.
Austin to San Diego cheapest flights this week
Austin to San Diego monthly flight fare trend
Jun
from USD 104
Jul
from USD 147
Aug
No flights
Sep
No flights
Oct
No flights
Nov
No flights
Airport Details
Origin
Austin
Austin Bergstrom International Airport (AUS)
Austin, AUS
Zone
Chicago
Elev
542 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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