United Airlines San Jose to Ontario Flights

Return flight: Ontario – San Jose

Cheapflightsplus.com will find cheap United Airlines flights from San Jose to Ontario. Compare airline ticket prices and book air tickets starting from $354 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare San Jose (CA) — Ontario (CA) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $354, two-way – $607.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
12:55 pm — 9:10 pm
12:55 pm — 4:33 pm UA1356 United Airlines
San Jose — Denver
3h 11m stop
7:44 pm — 9:10 pm UA1574 United Airlines
Denver — Ontario
8h 15m
including layover
Find flight
from$519
12:59 pm — 8:55 pm
12:59 pm — 4:35 pm UA1510 United Airlines
San Jose — Denver
2h 53m stop
7:28 pm — 8:55 pm UA351 United Airlines
Denver — Ontario
7h 56m
including layover
Find flight
from$564
3:50 pm — 9:58 am
+1 day
3:50 pm — 7:26 pm UA1593 United Airlines
San Jose — Denver
10h 34m stop
6:00 am — 7:50 am UA573 United Airlines
Denver — San Francisco
35m stop
8:25 am — 9:58 am UA5740 United Airlines
San Francisco — Ontario
18h 8m
including layover
Find flight
from$357
8:25 am — 6:04 pm
8:25 am — 12:03 pm UA1999 United Airlines
San Jose — Denver
1h 31m stop
1:34 pm — 3:25 pm UA304 United Airlines
Denver — San Francisco
1h 10m stop
4:35 pm — 6:04 pm UA251 United Airlines
San Francisco — Ontario
9h 39m
including layover
Find flight
from$524
8:30 am — 8:55 pm
8:30 am — 12:06 pm UA1999 United Airlines
San Jose — Denver
7h 22m stop
7:28 pm — 8:55 pm UA351 United Airlines
Denver — Ontario
12h 25m
including layover
Find flight
from$354
*Departure and arrival times are local. Last updated on 12/23/2024

Flight Information

There are 6 flights by United Airlines from San Jose to Ontario every week with departures from San Jose Municipal and Reid-Hillview. All flights arrive at Ontario Int. and International Heliport.

Departures start from 12:55 pm to 8:30 am. Nonstop flight is 7h 56m. The time difference between San Jose and Ontario is 0h.

  • The fastest flight 7h 56m
  • Average flight time 9h 39m
  • The earliest flight 12:55 pm
  • The latest flight 8:30 am
  • Distance 334 ml

The cheapest months for traveling to Ontario are february (from 354 $), january (from 357 $).

The cheapest flight by United Airlines that our users were able to find is $354. This airfare is economy class on one-way UA1999 flight for February 21, 2025 leaving San Jose Municipal in San Jose at 8:30 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 4 airline carriers between San Jose and Ontario. Please review schedules and prices from the most popular airlines to find the best airfare deals from San Jose to Ontario.

Nonstop flights

There’re no direct flights on this route. Try flights with stops.

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Connecting Flights

List of flights with layovers (1 and more stops):

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  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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