Flights from San Jose to Ontario

Our cheapest offers for flights from San Jose to Ontario

Here you can compare cheap flights from San Jose (SJC) to Ontario (ONT) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Ontario. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
San Jose
Ontario
Outbound
04/26/25
1 Stopover (SEA)
AS1311, AS1040
12h 32min
Return
05/23/25
1 Stopover (SEA)
AS1087, AS1226
14h 17min
Alaska Airlines ?
$360
Best option
San Jose
Ontario
Outbound
04/26/25
1 Stopover (PHX)
AA1059, AA2661
05h 29min
Return
05/23/25
1 Stopover (SEA)
AS1087, AS1080
17h 13min
American Airlines ?
$377
San Jose
Ontario
Outbound
04/26/25
1 Stopover (DEN)
UA1505, UA5219
07h 01min
Return
05/23/25
1 Stopover (DEN)
UA1575, UA0535
07h 41min
United Airlines ?
$878
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from San Jose to Ontario

Favorite airline: e.g. American Airlines, Alaska Airlines, Spirit Airlines
American Airlines is the most popular airline for flights from San Jose to Ontario.
American Airlines
29 %
Alaska Airlines
29 %
Spirit Airlines
29 %
Favourite connection: via Phoenix - Sky Harbor
When booking flights from San Jose to Ontario 67 % of travelers prefer to fly via Phoenix - Sky Harbor.
Route
bookings
1 stopover Phoenix - Sky Harbor International Airport
05h 40min, from 451 $
67 %
1 stopover Seattle-Tacoma International Airport, WA
13h 34min, from 327 $
33 %

Important flight information

Flight information: San Jose - Ontario

Roundtrip from 359,27 $
Flight duration min. 01:10 / max. 12:15
Return flight duration min. 01:10/ max. 01:15
Distance 537 km
Flights per week 38
Departure airport Airport San Jose International Airport, CA (SJC)
Arrival airport Airport Ontario-CA (ONT)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Ontario
Flight destinations with a similar price
Flight destinations with a similar price