Cheap Flights from Ontario to San Jose
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Flights from Ontario to San Jose Starting at NZD 65
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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Cheapest nonstop
ONT 09:401h 15mNonstopSJC 10:55Ontario - San Jose | Thu, Apr 17 | Southwest Airlines
SJC 19:551h 15mNonstopSIN 21:10San Jose - Ontario | Mon, Apr 21 | Southwest AirlinesNZD 187 NZD 25326% OFF26% OFFNZD 253 NZD 187 -
ONT 19:501h 15mNonstopSJC 21:05Ontario - San Jose | Tue, Apr 1 | Southwest Airlines
SJC 14:201h 15mNonstopONT 15:35San Jose - Ontario | Tue, Apr 8 | Southwest AirlinesNZD 189 NZD 25325% OFF25% OFFNZD 253 NZD 189
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ONT 09:401h 15mNonstopSJC 10:55Ontario - San Jose | Thu, Apr 10 | Southwest Airlines
SJC 21:001h 17mNonstopSIN 22:17San Jose - Ontario | Mon, Apr 14 | Hawaiian AirlinesNZD 189 NZD 25325% OFF25% OFFNZD 253 NZD 189
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ONT 06:101h 15mNonstopSJC 07:25Ontario - San Jose | Tue, Apr 15 | Southwest Airlines
SJC 14:201h 15mNonstopONT 15:35San Jose - Ontario | Wed, Apr 16 | Southwest AirlinesNZD 18925% OFFNZD 253 NZD 189
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ONT 10:446h 22m1 stopsSJC 17:06Ontario - San Jose | Thu, Mar 27 | Frontier Airlines
SJC 17:511h 23mNonstopSIN 19:14San Jose - Ontario | Fri, Mar 28 | Frontier AirlinesNZD 15638% OFFNZD 253 NZD 156 -
ONT 15:025h 7m1 stopsSJC 20:09Ontario - San Jose | Thu, Apr 10 | Frontier Airlines
SJC 19:251h 29mNonstopSIN 20:54San Jose - Ontario | Mon, Apr 14 | Hawaiian AirlinesNZD 15838% OFFNZD 253 NZD 158
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ONT 14:434h 39m1 stopsSJC 19:22Ontario - San Jose | Mon, Apr 7 | Frontier Airlines
SJC 15:588h 1m1 stopsSIN 23:59San Jose - Ontario | Mon, Apr 14 | Frontier AirlinesNZD 17431% OFFNZD 253 NZD 174
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ONT 14:433h 45m1 stopsSJC 18:28Ontario - San Jose | Tue, Apr 1 | Frontier Airlines
SJC 16:037h 56m1 stopsSIN 23:59San Jose - Ontario | Wed, Apr 9 | Frontier AirlinesNZD 18028% OFFNZD 253 NZD 180
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ONT 14:433h 55m1 stopsSJC 18:38Ontario - San Jose | Tue, Apr 8 | Frontier Airlines
SJC 10:231h 29mNonstopSIN 11:52San Jose - Ontario | Tue, Apr 15 | Hawaiian AirlinesNZD 18028% OFFNZD 253 NZD 180
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ONT 00:5914h1 stopsSJC 14:59Ontario - San Jose | Wed, Apr 2 | Frontier Airlines
SJC 16:037h 56m1 stopsSIN 23:59San Jose - Ontario | Wed, Apr 9 | Frontier AirlinesNZD 18925% OFFNZD 253 NZD 189
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ONT 13:0017h 25m1 stopsSJC Invalid DateOntario - San Jose | Sat, Mar 29 | Normal Airline
SJC 15:006hNonstopONT 16:00San Jose - Ontario | Mon, Mar 31 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
ONT 06:101h 15mNonstopSJC 07:25Ontario - San Jose | Wed, Apr 9 | Southwest AirlinesNZD 90 NZD 12528% OFF28% OFFNZD 125 NZD 90
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ONT 06:001h 15mNonstopSJC 07:15Ontario - San Jose | Tue, Apr 1 | Southwest AirlinesNZD 90 NZD 12528% OFF28% OFFNZD 125 NZD 90
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ONT 06:101h 15mNonstopSJC 07:25Ontario - San Jose | Tue, Apr 8 | Southwest AirlinesNZD 93 NZD 12526% OFF26% OFFNZD 125 NZD 93
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ONT 10:538h 29m1 stopsSJC 19:22Ontario - San Jose | Mon, Apr 7 | Frontier AirlinesNZD 6548% OFFNZD 125 NZD 65
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ONT 10:346h 32m1 stopsSJC 17:06Ontario - San Jose | Thu, Mar 27 | Frontier AirlinesNZD 8234% OFFNZD 125 NZD 82
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ONT 15:025h 7m1 stopsSJC 20:09Ontario - San Jose | Thu, Apr 10 | Frontier AirlinesNZD 8830% OFFNZD 125 NZD 88
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ONT 14:434h 39m1 stopsSJC 19:22Ontario - San Jose | Mon, Apr 14 | Frontier AirlinesNZD 8828% OFFNZD 125 NZD 88
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ONT 00:5914h1 stopsSJC 14:59Ontario - San Jose | Fri, Apr 4 | Frontier AirlinesNZD 8828% OFFNZD 125 NZD 88
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ONT 14:433h 55m1 stopsSJC 18:38Ontario - San Jose | Tue, Apr 8 | Frontier AirlinesNZD 9325% OFFNZD 125 NZD 93
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ONT 15:025h 7m1 stopsSJC 20:09Ontario - San Jose | Thu, Apr 3 | Frontier AirlinesNZD 9325% OFFNZD 125 NZD 93
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ONT 13:0017h 25m1 stopsSJC Invalid DateOntario - San Jose | Sat, Mar 29 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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FAQ
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When are flight tickets from Ontario (ONT) to San Jose (SJC) the cheapest?
Airlines adjust prices for flights from Ontario to San Jose based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Ontario (ONT) to San Jose (SJC) cost?
According to Trip.com's data, the lowest price is around NZD 358. -
What is the transportation method from the main airport to downtown in San Jose?
- The distance from SJ International Airport to downtown is about 4 km. It takes about 20 minutes by taxi.
How to find a cheap flight from Ontario to San Jose
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ontario to San Jose. Book your flights at the right time and save more.
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Check One-way Fares
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Flight Information from Ontario to San Jose
| Cheapest one-way flight price | NZD 65 |
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| Cheapest round-trip ticket price | NZD 156 |
| Off-season for travel | February |
| Peak season for travel | April |
| Flight distance | 12,771.08 km |
| Popular airline | Frontier Airlines |