Cheap Flights from Ontario to San Jose starting at S$ 56
Book one-way or return flights from Ontario to San Jose from as little as S$ 56. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- ONT12:396h 40m1 stopSJC19:19Wed, May 8|Ontario - San Jose|Frontier AirlinesS$ 56S$ 21073% OFF73% OFFS$ 210S$ 56
- ONT12:299h 25m1 stopSJC21:54Mon, May 13|Ontario - San Jose|Frontier AirlinesS$ 90S$ 21056% OFF56% OFFS$ 210S$ 90
- ONT11:501h 15mDirectSJC13:05Wed, May 1|Ontario - San Jose|Southwest AirlinesS$ 113S$ 21046% OFF46% OFFS$ 210S$ 113
- ONT08:251h 15mDirectSJC09:40Sat, Apr 27|Ontario - San Jose|Southwest AirlinesS$ 126S$ 126
- ONT08:251h 15mDirectSJC09:40Sat, May 4|Ontario - San Jose|Southwest AirlinesS$ 126S$ 126
- ONT20:501h 10mDirectSJC22:00Mon, May 6|Ontario - San Jose|Southwest AirlinesS$ 129S$ 129
- ONT15:501h 5mDirectSJC16:55Thu, May 9|Ontario - San Jose|Southwest AirlinesS$ 129S$ 129
- ONT05:501h 20mDirectSJC07:10Thu, May 16|Ontario - San Jose|Southwest AirlinesS$ 132S$ 132
- ONT10:301h 15mDirectSJC11:45Sun, May 26|Ontario - San Jose|Southwest AirlinesS$ 132S$ 132
- ONT12:3410h 14m1 stopSJC22:48Thu, May 2|Ontario - San Jose|Frontier AirlinesS$ 137S$ 137
- ONT13:003h 5mDirectSJC14:00Sat, May 4|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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Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Ontario to San Jose.
- CheapestONT12:396h 40m1 transferSJC19:19Ontario International Airport - SJ International AirportWed, May 8Frontier AirlinesS$ 56
- ONT12:396h 40m1 transferSJC19:19Ontario International Airport - SJ International AirportWed, May 8Frontier AirlinesS$ 56Find More Flights
Frequently Asked Questions
How to find a cheap flight from Ontario to San Jose
Cheapest direct flight price | S$ 56 |
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Cheapest return ticket price | S$ 182 |
Cheapest month | February |
Peak season for travel | April |
Flight distance | 12,771.08km |
Popular airline | American Airlines |
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