Cheap flights from Islip, NY to San Antonio, TX
Flights starting at $66. Choose between Frontier Airlines, Spirit Airlines, or BREEZE to find the best price.
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Cheapest one-way trip | $66 |
---|---|
Cheapest round-trip | $142 |
Average round-trip | $236 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, BREEZE, JetBlue Airways, and Tropic Ocean Airways. Islip and San Antonio have 41 direct flights per week.
Check-in for a flight from Islip 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 |
BREEZE | MX | No | No | |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Tropic Ocean Airways | FTO | FTO | Yes | No |
Weather in San Antonio
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