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

Departure Date

2025/6
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8Search	9521	10Search	11Search	12Search	13442	14Search
15Search	16Search	17Search	18Search	19630	20Search	21Search
22Search	23554	24Search	25Search	26515	27530	28Search
29Search	30Search

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Return Date

2025/6
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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
June Lowest Airfares
USD442

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
July Lowest Airfares
USD422

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
August Lowest Airfares
USD434

The airfare displayed above is for United Airlines

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Ontario－Juan Santamaria Airport
September Lowest Airfares -----
Ontario－Juan Santamaria Airport
October Lowest Airfares
USD443

The airfare displayed above is for United Airlines

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Ontario－San Jose (Costa Rica)
Estimated Flight Time
8 Hours 13 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)
USD554〜
* Fares vary in accordance to seat availability
Other Departures to: San Jose (Costa Rica)

Philadelphia Airport－San Jose (Costa Rica)(Juan Santamaria)
USD3,620〜
* Fares vary in accordance to seat availability