Find Ontario to San Jose flights starting at CAD 323.
Book one-way or return flights from Ontario to San Jose from as little as CAD 323. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- ONT00:4919h 26m1 stopSJO21:15Sat, Jun 22|Ontario - San Jose|Frontier AirlinesCAD 323CAD 54741% OFF41% OFFCAD 547CAD 323
- ONT16:3526h 2m1 stopSJO19:37Fri, May 17|Ontario - San Jose|Frontier AirlinesCAD 323CAD 54741% OFF41% OFFCAD 547CAD 323
- ONT16:5228h 47m1 stopSJO22:39Sat, Jun 1|Ontario - San Jose|Frontier AirlinesCAD 336CAD 54739% OFF39% OFFCAD 547CAD 336
- ONT16:5216h 11m1 stopSJO10:03Sat, May 18|Ontario - San Jose|Frontier AirlinesCAD 339CAD 339
- ONT00:4919h 26m1 stopSJO21:15Fri, Jul 12|Ontario - San Jose|Frontier AirlinesCAD 372CAD 372
- ONT16:1926h 18m1 stopSJO19:37Wed, May 29|Ontario - San Jose|Frontier AirlinesCAD 384CAD 384
- ONT16:4816h 15m1 stopSJO10:03Wed, Jun 19|Ontario - San Jose|Frontier AirlinesCAD 386CAD 386
- ONT06:0013h 13m1 stopSJO20:13Sat, May 11|Ontario - San Jose|Delta Air LinesCAD 387CAD 387
- ONT16:3526h 2m1 stopSJO19:37Fri, May 31|Ontario - San Jose|Frontier AirlinesCAD 389CAD 389
- ONT22:0021h 13m1 stopSJO20:13Mon, May 6|Ontario - San Jose|Delta Air LinesCAD 390CAD 390
- ONT13:003h 5mDirectSJO14:00Mon, May 13|Ontario - San Jose|Frontier AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Find more flights and airlines
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Ontario to San Jose.
- CheapestONT23:0432h 42m2 transferSJO08:46Ontario International Airport - Juan Santamaria International AirportFri, May 17Frontier AirlinesCAD 152
- ONT23:0432h 42m2 transferSJO08:46Ontario International Airport - Juan Santamaria International AirportFri, May 17Frontier AirlinesCAD 152Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from Ontario to San Jose
Cheapest direct flight price | CAD 322 |
---|---|
Cheapest return ticket price | CAD 571 |
Cheapest month | December |
Peak season for travel | December |
Flight distance | 9,361.36km |
Popular airline | American Airlines |
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