Cheap flights from San Antonio, TX to Great Falls, MT
Flights starting at $132. Choose between Alaska Airlines, United Airlines, or Spirit Airlines to find the best price.
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Tips to know when travelling to Great Falls
Cheapest one-way trip | $185 |
---|---|
Cheapest round-trip | $335 |
Average round-trip | $371 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
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The most popular airlines for this route are Alaska Airlines, United Airlines, Spirit Airlines, Allegiant Air, and Frontier Airlines. San Antonio and Great Falls have 48 direct flights per week.
Check-in for a flight from San Antonio to Great Falls
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Great Falls
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -7°C |
February | 0°C | -8°C |
March | 6°C | -3°C |
April | 11°C | 0°C |
May | 17°C | 5°C |
June | 22°C | 9°C |
July | 29°C | 14°C |
August | 28°C | 14°C |
September | 22°C | 9°C |
October | 13°C | 2°C |
November | 5°C | -3°C |
December | 0°C | -7°C |
14 day forecast
Frequently asked questions
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