Cheap flights from San Antonio to San Diego Coast from CA $131

View CA $131 flight on Fri, Nov. 14, 2025Opens in a new window

Popular airlines from San Antonio to San Diego Coast

  • Alaska Airlines

    Alaska Airlines

  • Spirit Airlines

    Spirit Airlines

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Cheap flights from San Antonio (SAT) to San Diego Coast (SAN)

Prices were available within the past 7 days and start at CA $131 for one-way flights and CA $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Oct. 2 - Sun, Oct. 5
SAT
San Antonio
SAN
San Diego
CA $269 Roundtrip, found 5 days ago
CA $269
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Thu, Oct. 2 from San Antonio to San Diego, returning Sun, Oct. 5, priced at CA $269 found 5 days ago
Spirit Airlines
Thu, Oct. 2 - Sun, Oct. 5
SAT
San Antonio
SAN
San Diego
CA $270 Roundtrip, found 5 days ago
CA $270
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Thu, Oct. 2 from San Antonio to San Diego, returning Sun, Oct. 5, priced at CA $270 found 5 days ago
Spirit Airlines
Thu, Oct. 2 - Sun, Oct. 5
SAT
San Antonio
SAN
San Diego
CA $290 Roundtrip, found 5 days ago
CA $290
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Thu, Oct. 2 from San Antonio to San Diego, returning Sun, Oct. 5, priced at CA $290 found 5 days ago
American Airlines
Thu, Oct. 2 - Sun, Oct. 5
SAT
San Antonio
SAN
San Diego
CA $347 Roundtrip, found 5 days ago
CA $347
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct. 2 from San Antonio to San Diego, returning Sun, Oct. 5, priced at CA $347 found 5 days ago
Delta
Thu, Oct. 2 - Sun, Oct. 5
SAT
San Antonio
SAN
San Diego
CA $403 Roundtrip, found 5 days ago
CA $403
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Oct. 2 from San Antonio to San Diego, returning Sun, Oct. 5, priced at CA $403 found 5 days ago
Alaska Airlines
Thu, Oct. 2 - Sun, Oct. 5
SAT
San Antonio
SAN
San Diego
CA $594 Roundtrip, found 5 days ago
CA $594
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Oct. 2 from San Antonio to San Diego, returning Sun, Oct. 5, priced at CA $594 found 5 days ago

Find the cheapest month to fly from San Antonio (SAT) to San Diego (SAN)

February is typically the cheapest month to fly

From CA $120 - CA $608 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.