Cheap Flights from San Antonio to San Diego
Browse current best options from San Antonio. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
San Antonio
RatePunk searches hundreds of travel sites at once for deals on flights to San Diego
Prices updated today
462 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)
Today’s best flight deals from San Antonio to San Diego
Explore current cheapest deals departing from San Antonio to San Diego
2026-11-12 – 2026-11-17
SAT - San Diego
73% AI deal score
$300
$228
Round trip
2026-10-02 – 2026-10-06
SAT - San Diego
67% AI deal score
$279
$230
Round trip
2026-10-02 – 2026-10-10
SAT - San Diego
48% AI deal score
$244
$233
Round trip
2026-10-20 – 2026-10-24
SAT - San Diego
65% AI deal score
$267
$235
Round trip
2026-10-24 – 2026-10-27
SAT - San Diego
50% AI deal score
$267
$242
Round trip
2026-10-06 – 2026-10-21
SAT - San Diego
45% AI deal score
$223
$243
Round trip
2026-10-20 – 2026-10-21
SAT - San Diego
49% AI deal score
$268
$243
Round trip
2026-10-17 – 2026-10-21
SAT - San Diego
50% AI deal score
$269
$243
Round trip
2026-10-14 – 2026-10-21
SAT - San Diego
48% AI deal score
$256
$243
Round trip
2026-10-13 – 2026-10-21
SAT - San Diego
46% AI deal score
$244
$243
Round trip
