Cheap flights from Saint Thomas, United States to Great Falls, MT
Flights starting at $234. Choose between Spirit Airlines, Alaska Airlines, or Allegiant Air to find the best price.
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Tips to know when travelling to Great Falls
Cheapest one-way trip | $234 |
---|---|
Cheapest round-trip | $454 |
Average round-trip | $541 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
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The most popular airlines for this route are Spirit Airlines, Alaska Airlines, Allegiant Air, Frontier Airlines, and Silver Airways. Saint Thomas and Great Falls have 46 direct flights per week.
Check-in for a flight from Saint Thomas to Great Falls
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | 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 |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 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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