Cheap Flights from Austin to San Diego

View €76 flight on Thu, 21 Aug 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 €152 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 21 Aug - Mon, 25 Aug
AUS
Austin
SAN
San Diego
€152 Return, found 4 days ago
€152
Return
found 4 days ago
Select American Airlines flight, departing Thu, 21 Aug from Austin to San Diego, returning Mon, 25 Aug, priced at €152 found 4 days ago
American Airlines
Wed, 1 Oct - Wed, 8 Oct
AUS
Austin
CLD
Carlsbad
€152 Return, found 3 days ago
€152
Return
found 3 days ago
Select American Airlines flight, departing Wed, 1 Oct from Austin to Carlsbad, returning Wed, 8 Oct, priced at €152 found 3 days ago
American Airlines
Thu, 4 Sep - Wed, 10 Sep
AUS
Austin
SAN
San Diego
€153 Return, found 2 days ago
€153
Return
found 2 days ago
Select American Airlines flight, departing Thu, 4 Sep from Austin to San Diego, returning Wed, 10 Sep, priced at €153 found 2 days ago
American Airlines
Tue, 16 Sep - Tue, 23 Sep
AUS
Austin
SAN
San Diego
€155 Return, found 21 hours ago
€155
Return
found 21 hours ago
Select American Airlines flight, departing Tue, 16 Sep from Austin to San Diego, returning Tue, 23 Sep, priced at €155 found 21 hours ago
Delta
Thu, 21 Aug - Mon, 25 Aug
AUS
Austin
SAN
San Diego
€176 Return, found 4 days ago
€176
Return
found 4 days ago
Select Delta flight, departing Thu, 21 Aug from Austin to San Diego, returning Mon, 25 Aug, priced at €176 found 4 days ago
United
Wed, 1 Oct - Wed, 8 Oct
AUS
Austin
SAN
San Diego
€205 Return, found 3 days ago
€205
Return
found 3 days ago
Select United flight, departing Wed, 1 Oct from Austin to San Diego, returning Wed, 8 Oct, priced at €205 found 3 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.