Featured airlines

- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 15% on select hotels after you book a flight*
Cheap flights from Austin to San Diego (AUS-SAN)
Prices were available within the past 7 days and start at €111 for one-way flights and €219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 12 Apr - Mon, 14 Apr
AUS
Austin
CLD
Carlsbad
€219 Return, found 4 days ago
€219
Return
found 4 days ago

Thu, 1 May - Mon, 5 May
AUS
Austin
SAN
San Diego
€219 Return, found 3 days ago
€219
Return
found 3 days ago

Sat, 12 Apr - Mon, 14 Apr
AUS
Austin
SAN
San Diego
€219 Return, found 4 days ago
€219
Return
found 4 days ago

Thu, 1 May - Mon, 5 May
AUS
Austin
SAN
San Diego
€251 Return, found 2 days ago
€251
Return
found 2 days ago

Sat, 12 Apr - Mon, 14 Apr
AUS
Austin
CLD
Carlsbad
€254 Return, found 5 days ago
€254
Return
found 5 days ago

Thu, 1 May - Mon, 5 May
AUS
Austin
SAN
San Diego
€283 Return, found 2 days ago
€283
Return
found 2 days ago
Nearby Cities
Expedia's Latest Trends
Hotels
Flights
Packages
Holiday Rentals
*Available to Expedia members.