Cheap flights from Saint Croix, United States to St. Louis, MO
Flights starting at $124. Choose between Spirit Airlines, Frontier Airlines, or Silver Airways to find the best price.
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Tips to know when travelling to St. Louis
Cheapest one-way trip | $125 |
---|---|
Cheapest round-trip | $271 |
Average round-trip | $373 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
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The most popular airlines for this route are Spirit Airlines, Frontier Airlines, Silver Airways, Cape Air, and Southern Airways Express. Saint Croix and St. Louis have 107 direct flights per week.
Check-in for a flight from Saint Croix to St. Louis
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 |
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 |
Cape Air | KAP | 9K | Yes | No |
Southern Airways Express | FDY | 9X | Yes | No |
Weather in St. Louis
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 3°C | -3°C |
February | 6°C | -2°C |
March | 13°C | 3°C |
April | 18°C | 8°C |
May | 24°C | 14°C |
June | 29°C | 19°C |
July | 31°C | 21°C |
August | 30°C | 20°C |
September | 27°C | 16°C |
October | 20°C | 10°C |
November | 12°C | 3°C |
December | 7°C | 0°C |
14 day forecast
Frequently asked questions
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