San Diego to Austin
SANAUS
Fly from San Diego to Austin starting at USD 143 with Southwest Airlines.
Best fare available on Nov 6, 2026.
Limited seats. Better plans. Book before it's gone.
San Diego to Austin cheapest flights this week
San Diego to Austin monthly flight fare trend
Jul
from USD 169
Aug
from USD 148
Sep
No flights
Oct
No flights
Nov
from USD 143
Dec
No flights
Airport Details
Origin
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
Destination
Austin
Austin Bergstrom International Airport (AUS)
Austin, AUS
Zone
Chicago
Elev
542 ft
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