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United flights from Ontario to San Jose

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Low fare calendar for flights from Ontario (ONT) to San Jose (SJC)

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Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

More United deals on Ontario (ONT) to San Jose (SJC) flights

There are no flight results that match your filtered criteria based on user searches within the last 24 hours.

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in San Jose

Wednesday sky is clear
82°F 10/21/20
Thursday sky is clear
78°F 10/22/20
Friday sky is clear
73°F 10/23/20
Saturday broken clouds
65°F 10/24/20
Sunday sky is clear
68°F 10/25/20
Monday sky is clear
65°F 10/26/20
Tuesday sky is clear
72°F 10/27/20
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