Cheap flights from Portland, ME to San Antonio, TX
Flights starting at $90. Choose between United Airlines, Frontier Airlines, or Spirit Airlines to find the best price.
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Tips to know when travelling to San Antonio
Cheapest one-way trip | $165 |
---|---|
Cheapest round-trip | $332 |
Average round-trip | $366 |
Includes rare itinerary | |
Most popular airline | United Airlines |
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The most popular airlines for this route are United Airlines, Frontier Airlines, Spirit Airlines, BREEZE, and Silver Airways. Portland and San Antonio have 77 direct flights per week.
Check-in for a flight from Portland to San Antonio
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
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 | |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in San Antonio
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Flights from Portland
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Flights to San Antonio
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Popular routes
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Airports near Portland
- Logan International
- Rhode Island T. F. Green Int'l Airport
- Portland International Jetport
- Manchester–Boston Regional
- Burlington International
- Bangor International
- Hancock County-Bar Harbor
- Lebanon Municipal
- Augusta State
- Portsmouth International Airport at Pease