Cheap flights from St. Louis, MO to San José, Costa Rica
Flights starting at $115. Choose between Spirit Airlines, Frontier Airlines, or United Airlines to find the best price.
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Tips to know when travelling to San José
Cheapest one-way trip | $115 |
---|---|
Cheapest round-trip | $271 |
Average round-trip | $321 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
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The most popular airlines for this route are Spirit Airlines, Frontier Airlines, United Airlines, Southern Airways Express, and Copa Airlines. St. Louis and San José have 121 direct flights per week. When you arrive at San José, consider visiting Bosque Nuboso Monteverde, and Parque Nacional Manuel Antonio.
Check-in for a flight from St. Louis to San José
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 |
United Airlines | UAL | UA | Yes | No |
Southern Airways Express | FDY | 9X | Yes | No |
Copa Airlines | CMP | CM | Yes | 0 0 |
Weather in San José
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 24°C | 14°C |
February | 26°C | 14°C |
March | 27°C | 15°C |
April | 26°C | 16°C |
May | 25°C | 17°C |
June | 24°C | 17°C |
July | 24°C | 16°C |
August | 24°C | 16°C |
September | 24°C | 16°C |
October | 23°C | 16°C |
November | 23°C | 15°C |
December | 23°C | 15°C |
14 day forecast
Frequently asked questions
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