Cheap flights from Ontario, CA to San José, Costa Rica
Flights starting at £98. Choose between Frontier Airlines, Avianca, or Spirit Airlines to find the best price.
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Tips to know when travelling to San José
Cheapest one-way trip | £114 |
---|---|
Cheapest round-trip | £266 |
Average round-trip | £346 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Avianca, Spirit Airlines, Volaris, and United Airlines. Ontario and San José have 141 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 Ontario to San José
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Avianca | AVA | AV | No | Opens 48 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Volaris | VOI | Y4 | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
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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