Cheap Flights from Ontario International Airport to San Jose (Costa Rica) (SJO) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/10
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2025/10
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Ontario－Juan Santamaria Airport
October Lowest Airfares
USD438

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
November Lowest Airfares
USD426

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
December Lowest Airfares
USD746

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
January Lowest Airfares
USD561

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
February Lowest Airfares -----

Ontario－San Jose (Costa Rica)
Estimated Flight Time
5 Hours 50 Minutes
Ontario－San Jose (Costa Rica)
Number of Operating Airlines
5

Operating Airlines for Ontario－Juan Santamaria Airport Route
American Airlines

Avianca

Copa Airlines

Delta Air Lines

United Airlines

Other Destinations from:Ontario

Ontario－Liberia(Daniel Oduber Quiros)
USD548〜
* Fares vary in accordance to seat availability
Other Departures to: San Jose (Costa Rica)

Philadelphia Airport－San Jose (Costa Rica)(Juan Santamaria)
USD1,211〜
* Fares vary in accordance to seat availability