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Los Angeles to San Antonio Flights — Fares from $272.00 | LAX–SAT

Compare the cheapest Los Angeles (LAX) to San Antonio (SAT) fares found by our live flight search, then book online or over the phone with our travel experts.

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Adults
12+
1
Children
2–11
0
Infants
Under 2
0
Cabin
🏷️
Save up to 40% with unpublished phone fares
Consolidator deals on selected Los Angeles → San Antonio flights that do not appear in online search results. The live fares below are bookable right now — or call to check for an unpublished fare on your dates.
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One-way fares Los Angeles → San Antonio

showing indicative fares · loading live prices…
Southwest
Southwest CHEAPEST
LAX → SAT · Economy
lowest fare seen on this route
$454.00
$272.40
Select
Frontier
Frontier
LAX → SAT · Economy
lowest fare seen on this route
$473.97
$284.38
Select
Delta Air Lines
Delta Air Lines
LAX → SAT · Economy
lowest fare seen on this route
$586.79
$352.07
Select
American Airlines
American Airlines
LAX → SAT · Economy
lowest fare seen on this route
$588.00
$352.80
Select
Alaska Airlines
Alaska Airlines
LAX → SAT · Economy
lowest fare seen on this route
$656.80
$394.08
Select
United Airlines
United Airlines
LAX → SAT · Economy
lowest fare seen on this route
$692.40
$415.44
Select
See all flights & times → Prices per adult, one way, incl. taxes & fees. Availability changes constantly.
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Live fares we can book on LAX–SAT

Lowest fare found per airline on the LAX → SAT route, with our discounted phone-deal price.

AirlineCabin Found fareOur discounted fare Fare found on
Southwest Southwest Economy $454.00 $272.40 Oct 18, 2026 Book
Frontier Frontier Economy $473.97 $284.38 Oct 18, 2026 Book
Delta Air Lines Delta Air Lines Economy $586.79 $352.07 Oct 18, 2026 Book
American Airlines American Airlines Economy $588.00 $352.80 Oct 18, 2026 Book
Alaska Airlines Alaska Airlines Economy $656.80 $394.08 Oct 18, 2026 Book
United Airlines United Airlines Economy $692.40 $415.44 Oct 18, 2026 Book

Discounted fares are negotiated phone deals from our vendor network and may not appear in online search results — call 1-856-513-6369 to lock one in. Fares were found on the dates shown, are per person in USD, and change with availability.

San Antonio
San Antonio, United States
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Page updated October 18, 2026 · fare data refreshed automatically from live flight searches.