Cheap flights from St. Louis, MO to Rapid City, SD
Flights starting at $175. Choose between Allegiant Air, United Airlines, or Frontier Airlines to find the best price.
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Tips to know when travelling to Rapid City
Cheapest one-way trip | $405 |
---|---|
Cheapest round-trip | $498 |
Most popular airline | Allegiant Air |
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The most popular airlines for this route are Allegiant Air, United Airlines, Frontier Airlines, Southern Airways Express, and Spirit Airlines. St. Louis and Rapid City have 27 direct flights per week.
Check-in for a flight from St. Louis to Rapid City
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Southern Airways Express | FDY | 9X | Yes | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Rapid City
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 1°C | -7°C |
February | 2°C | -8°C |
March | 8°C | -2°C |
April | 12°C | 1°C |
May | 18°C | 7°C |
June | 25°C | 13°C |
July | 29°C | 17°C |
August | 28°C | 16°C |
September | 24°C | 12°C |
October | 14°C | 4°C |
November | 8°C | -1°C |
December | 1°C | -7°C |
14 day forecast
Frequently asked questions
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