Cheap flights from St. Louis, MO to Flint, MI
Flights starting at $122. Choose between United Airlines, Allegiant Air, or Frontier Airlines to find the best price.
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Tips to know when travelling to Flint
Cheapest one-way trip | $136 |
---|---|
Cheapest round-trip | $353 |
Includes rare itinerary | |
Most popular airline | United Airlines |
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The most popular airlines for this route are United Airlines, Allegiant Air, Frontier Airlines, Spirit Airlines, and Southern Airways Express. St. Louis and Flint have 61 direct flights per week.
Check-in for a flight from St. Louis to Flint
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
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 |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Southern Airways Express | FDY | 9X | Yes | No |
Weather in Flint
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -1°C | -8°C |
February | 0°C | -8°C |
March | 5°C | -2°C |
April | 12°C | 2°C |
May | 19°C | 9°C |
June | 24°C | 13°C |
July | 26°C | 16°C |
August | 25°C | 16°C |
September | 22°C | 12°C |
October | 15°C | 6°C |
November | 7°C | 0°C |
December | 1°C | -3°C |
14 day forecast
Frequently asked questions
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