Alaska Airlines San Jose to Ontario Flights

Return flight: Ontario – San Jose

Cheapflightsplus.com will find cheap Alaska Airlines flights from San Jose to Ontario. Compare airline ticket prices and book air tickets starting from $166 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Alaska Airlines, arrivals and departure details below.

Find Cheap Airfare San Jose (CA) — Ontario (CA) by Alaska 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 march: one-way - $166, two-way – $285.
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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
10:06 am — 3:26 pm
10:06 am — 12:17 pm AS1130 Alaska Airlines
San Jose — Seattle
42m stop
12:59 pm — 3:26 pm AS1097 Alaska Airlines
Seattle — Ontario
5h 20m
including layover
Find flight
from$238
10:06 am — 8:40 pm
10:06 am — 12:17 pm AS1130 Alaska Airlines
San Jose — Seattle
3h 7m stop
3:24 pm — 5:42 pm UA589 United Airlines
Seattle — San Francisco
1h 28m stop
7:10 pm — 8:40 pm UA794 United Airlines
San Francisco — Ontario
10h 34m
including layover
Find flight
from$439
11:46 am — 4:59 pm
11:46 am — 1:39 pm AS3420 Alaska Airlines
San Jose — Portland
1h 6m stop
2:45 pm — 4:59 pm AS2074 Alaska Airlines
Portland — Ontario
5h 13m
including layover
Find flight
from$281
1:11 pm — 11:58 pm
1:11 pm — 2:56 pm AS2240 Alaska Airlines
San Jose — Portland
6h 48m stop
9:44 pm — 11:58 pm AS1066 Alaska Airlines
Portland — Ontario
10h 47m
including layover
Find flight
from$244
1:11 pm — 11:24 pm
1:11 pm — 2:56 pm AS2240 Alaska Airlines
San Jose — Portland
2h 19m stop
5:15 pm — 6:10 pm AS2082 Alaska Airlines
Portland — Seattle
2h 39m stop
8:49 pm — 11:24 pm AS1003 Alaska Airlines
Seattle — Ontario
10h 13m
including layover
Find flight
from$288
3:06 pm — 11:58 pm
3:06 pm — 5:19 pm AS1115 Alaska Airlines
San Jose — Seattle
2h 36m stop
7:55 pm — 8:50 pm AS958 Alaska Airlines
Seattle — Portland
54m stop
9:44 pm — 11:58 pm AS1066 Alaska Airlines
Portland — Ontario
8h 52m
including layover
Find flight
from$211
5:46 pm — 11:24 pm
5:19 pm — 7:36 pm AS1046 Alaska Airlines
San Jose — Seattle
50m stop
8:38 pm — 11:12 pm AS1003 Alaska Airlines
Seattle — Ontario
5h 38m
including layover
Find flight
from$181
6:15 am — 11:05 am
6:15 am — 8:03 am AS2263 Alaska Airlines
San Jose — Portland
39m stop
8:42 am — 11:05 am AS3312 Alaska Airlines
Portland — Ontario
4h 50m
including layover
Find flight
from$238
6:15 am — 4:59 pm
6:15 am — 8:03 am AS2263 Alaska Airlines
San Jose — Portland
6h 42m stop
2:45 pm — 4:59 pm AS2074 Alaska Airlines
Portland — Ontario
10h 44m
including layover
Find flight
from$244
6:15 am — 6:19 pm
6:15 am — 8:03 am AS2263 Alaska Airlines
San Jose — Portland
5h 30m stop
1:33 pm — 2:32 pm AS1008 Alaska Airlines
Portland — Seattle
1h 17m stop
3:49 pm — 6:19 pm AS1086 Alaska Airlines
Seattle — Ontario
12h 4m
including layover
Find flight
from$282
6:15 am — 3:26 pm
6:15 am — 8:03 am AS2263 Alaska Airlines
San Jose — Portland
2h 29m stop
10:32 am — 11:27 am AS2229 Alaska Airlines
Portland — Seattle
1h 32m stop
12:59 pm — 3:26 pm AS1097 Alaska Airlines
Seattle — Ontario
9h 11m
including layover
Find flight
from$340
6:15 am — 6:05 pm
6:15 am — 8:03 am AS2263 Alaska Airlines
San Jose — Portland
5h 31m stop
1:34 pm — 3:28 pm UA1247 United Airlines
Portland — San Francisco
1h 9m stop
4:37 pm — 6:05 pm UA1932 United Airlines
San Francisco — Ontario
11h 50m
including layover
Find flight
from$438
8:12 am — 6:19 pm
6:15 am — 8:37 am AS1079 Alaska Airlines
San Jose — Seattle
5h 19m stop
3:02 pm — 5:35 pm AS1086 Alaska Airlines
Seattle — Ontario
10h 7m
including layover
Find flight
from$212
8:12 am — 4:59 pm
8:12 am — 10:30 am AS1079 Alaska Airlines
San Jose — Seattle
1h 6m stop
11:36 am — 12:33 pm AS1039 Alaska Airlines
Seattle — Portland
2h 12m stop
2:45 pm — 4:59 pm AS2074 Alaska Airlines
Portland — Ontario
8h 47m
including layover
Find flight
from$244
8:12 am — 6:05 pm
8:12 am — 10:30 am AS1079 Alaska Airlines
San Jose — Seattle
2h 7m stop
12:37 pm — 2:55 pm UA1482 United Airlines
Seattle — San Francisco
1h 42m stop
4:37 pm — 6:05 pm UA1932 United Airlines
San Francisco — Ontario
9h 53m
including layover
Find flight
from$442
8:44 am — 6:19 pm
8:30 am — 10:23 am AS2133 Alaska Airlines
San Jose — Portland
3h 1m stop
1:52 pm — 2:53 pm AS1008 Alaska Airlines
Portland — Seattle
1h 17m stop
3:40 pm — 6:13 pm AS1086 Alaska Airlines
Seattle — Ontario
9h 35m
including layover
Find flight
from$166
8:44 am — 6:19 pm
8:30 am — 10:23 am AS2133 Alaska Airlines
San Jose — Portland
1h 8m stop
11:45 am — 12:46 pm AS970 Alaska Airlines
Portland — Seattle
3h 8m stop
3:40 pm — 6:13 pm AS1086 Alaska Airlines
Seattle — Ontario
9h 35m
including layover
Find flight
from$166
8:44 am — 4:59 pm
8:44 am — 10:32 am AS2133 Alaska Airlines
San Jose — Portland
4h 13m stop
2:45 pm — 4:59 pm AS2074 Alaska Airlines
Portland — Ontario
8h 15m
including layover
Find flight
from$266
8:44 am — 6:05 pm
8:44 am — 10:32 am AS2133 Alaska Airlines
San Jose — Portland
3h 2m stop
1:34 pm — 3:28 pm UA1247 United Airlines
Portland — San Francisco
1h 9m stop
4:37 pm — 6:05 pm UA1932 United Airlines
San Francisco — Ontario
9h 21m
including layover
Find flight
from$454
8:46 pm — 11:02 am
+1 day
5:56 pm — 8:14 pm AS1185 Alaska Airlines
San Jose — Seattle
9h 25m stop
8:00 am — 10:33 am AS1254 Alaska Airlines
Seattle — Ontario
14h 16m
including layover
Find flight
from$187
*Departure and arrival times are local. Last updated on 02/23/2025

Flight Information

There are 21 flight by Alaska 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 10:06 am to 8:46 pm. Nonstop flight is 4h 50m. The time difference between San Jose and Ontario is 0h.

  • The fastest flight 4h 50m
  • Average flight time 9h 35m
  • The earliest flight 10:06 am
  • The latest flight 8:46 pm
  • Distance 334 ml

The cheapest months for traveling to Ontario are february (from 166 $), january (from 181 $), november (from 299 $).

The cheapest flight by Alaska Airlines that our users were able to find is $166. This airfare is economy class on one-way AS2133 flight for February 21, 2025 leaving San Jose Municipal in San Jose at 8:44 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Alaska Airlines there are other 3 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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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • 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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