Cheap Flights from Austin to San Diego

View €76 flight on Sat, 6 Sep 2025Opens in a new window

Popular airlines from Austin to San Diego

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Cheap flights from Austin to San Diego (AUS-SAN)

Prices were available within the past 7 days and start at €76 for one-way flights and €150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 6 Sep - Mon, 8 Sep
AUS
Austin
SAN
San Diego
€150 Return, found 17 hours ago
€150
Return
found 17 hours ago
Select American Airlines flight, departing Sat, 6 Sep from Austin to San Diego, returning Mon, 8 Sep, priced at €150 found 17 hours ago
American Airlines
Thu, 4 Sep - Wed, 10 Sep
AUS
Austin
CLD
Carlsbad
€153 Return, found 6 days ago
€153
Return
found 6 days ago
Select American Airlines flight, departing Thu, 4 Sep from Austin to Carlsbad, returning Wed, 10 Sep, priced at €153 found 6 days ago
American Airlines
Thu, 4 Sep - Wed, 10 Sep
AUS
Austin
SAN
San Diego
€153 Return, found 6 days ago
€153
Return
found 6 days ago
Select American Airlines flight, departing Thu, 4 Sep from Austin to San Diego, returning Wed, 10 Sep, priced at €153 found 6 days ago
American Airlines
Tue, 16 Sep - Tue, 23 Sep
AUS
Austin
SAN
San Diego
€155 Return, found 5 days ago
€155
Return
found 5 days ago
Select American Airlines flight, departing Tue, 16 Sep from Austin to San Diego, returning Tue, 23 Sep, priced at €155 found 5 days ago
Delta
Sat, 6 Sep - Mon, 8 Sep
AUS
Austin
SAN
San Diego
€178 Return, found 17 hours ago
€178
Return
found 17 hours ago
Select Delta flight, departing Sat, 6 Sep from Austin to San Diego, returning Mon, 8 Sep, priced at €178 found 17 hours ago
United
Thu, 4 Sep - Wed, 10 Sep
AUS
Austin
SAN
San Diego
€206 Return, found 6 days ago
€206
Return
found 6 days ago
Select United flight, departing Thu, 4 Sep from Austin to San Diego, returning Wed, 10 Sep, priced at €206 found 6 days ago

Find the cheapest month to fly from Austin (AUS) to San Diego (SAN)

February is typically the cheapest month to fly

From €76 - €265 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.