Cheap flights from Jacksonville, FL to San Antonio, TX
Flights starting at $68. Choose between Frontier Airlines, Spirit Airlines, or United Airlines to find the best price.
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Tips to know when travelling to San Antonio
Cheapest one-way trip | $103 |
---|---|
Cheapest round-trip | $203 |
Average round-trip | $297 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, United Airlines, JetBlue Airways, and Allegiant Air. Jacksonville and San Antonio have 140 direct flights per week.
Check-in for a flight from Jacksonville to San Antonio
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in San Antonio
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