United Airlines Phoenix to Ontario Flights

Return flight: Ontario – Phoenix

Cheapflightsplus.com will find cheap United Airlines flights from Phoenix to Ontario. Compare airline ticket prices and book air tickets starting from $217 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 Phoenix (AZ) — 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 - $217, two-way – $372.
Direct flights
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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
10:30 am — 6:19 pm
10:30 am — 11:45 am UA1871 United Airlines
Phoenix — San Francisco
5h 5m stop
4:50 pm — 6:19 pm UA251 United Airlines
San Francisco — Ontario
8h 49m
including layover
Find flight
from$278
10:51 am — 9:10 pm
10:51 am — 12:45 pm UA1715 United Airlines
Phoenix — Denver
6h 59m stop
7:44 pm — 9:10 pm UA1574 United Airlines
Denver — Ontario
11h 19m
including layover
Find flight
from$219
10:53 am — 8:55 pm
10:53 am — 12:45 pm UA489 United Airlines
Phoenix — Denver
6h 43m stop
7:28 pm — 8:55 pm UA351 United Airlines
Denver — Ontario
11h 2m
including layover
Find flight
from$265
11:11 am — 6:05 pm
11:11 am — 12:26 pm UA348 United Airlines
Phoenix — San Francisco
4h 11m stop
4:37 pm — 6:05 pm UA1932 United Airlines
San Francisco — Ontario
7h 54m
including layover
Find flight
from$297
11:11 am — 8:40 pm
11:11 am — 12:26 pm UA348 United Airlines
Phoenix — San Francisco
6h 44m stop
7:10 pm — 8:40 pm UA794 United Airlines
San Francisco — Ontario
10h 29m
including layover
Find flight
from$297
1:03 pm — 8:55 pm
1:03 pm — 2:55 pm UA1356 United Airlines
Phoenix — Denver
4h 33m stop
7:28 pm — 8:55 pm UA351 United Airlines
Denver — Ontario
8h 52m
including layover
Find flight
from$265
2:45 pm — 9:10 pm
2:45 pm — 4:40 pm UA726 United Airlines
Phoenix — Denver
3h 4m stop
7:44 pm — 9:10 pm UA1574 United Airlines
Denver — Ontario
7h 25m
including layover
Find flight
from$465
3:20 pm — 9:57 pm
3:20 pm — 6:58 pm UA1885 United Airlines
Phoenix — Houston
1h 17m stop
8:15 pm — 9:57 pm UA1563 United Airlines
Houston — Ontario
7h 37m
including layover
Find flight
from$654
5:00 am — 12:41 pm
5:00 am — 6:53 am UA2601 United Airlines
Phoenix — Denver
4h 22m stop
11:15 am — 12:41 pm UA430 United Airlines
Denver — Ontario
8h 41m
including layover
Find flight
from$260
5:00 am — 9:10 pm
5:00 am — 6:53 am UA2601 United Airlines
Phoenix — Denver
12h 51m stop
7:44 pm — 9:10 pm UA1574 United Airlines
Denver — Ontario
17h 10m
including layover
Find flight
from$260
5:45 pm — 9:58 am
+1 day
5:45 pm — 7:40 pm UA1637 United Airlines
Phoenix — Denver
10h 20m 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
17h 13m
including layover
Find flight
from$266
7:00 am — 9:10 pm
7:00 am — 8:54 am UA2247 United Airlines
Phoenix — Denver
10h 50m stop
7:44 pm — 9:10 pm UA1574 United Airlines
Denver — Ontario
15h 10m
including layover
Find flight
from$260
7:00 am — 12:43 pm
7:00 am — 8:54 am UA2247 United Airlines
Phoenix — Denver
2h 23m stop
11:17 am — 12:43 pm UA430 United Airlines
Denver — Ontario
6h 43m
including layover
Find flight
from$465
7:05 am — 8:55 pm
7:05 am — 9:00 am UA1498 United Airlines
Phoenix — Denver
10h 28m stop
7:28 pm — 8:55 pm UA351 United Airlines
Denver — Ontario
14h 50m
including layover
Find flight
from$264
7:19 pm — 9:58 am
+1 day
7:19 pm — 9:14 pm UA1745 United Airlines
Phoenix — Denver
8h 46m 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
15h 39m
including layover
Find flight
from$266
8:00 am — 6:19 pm
8:00 am — 9:15 am UA2166 United Airlines
Phoenix — San Francisco
7h 35m stop
4:50 pm — 6:19 pm UA251 United Airlines
San Francisco — Ontario
11h 19m
including layover
Find flight
from$316
8:10 am — 9:10 pm
8:10 am — 10:04 am UA1836 United Airlines
Phoenix — Denver
9h 40m stop
7:44 pm — 9:10 pm UA1574 United Airlines
Denver — Ontario
14h
including layover
Find flight
from$217
8:10 am — 12:41 pm
8:10 am — 10:04 am UA1836 United Airlines
Phoenix — Denver
1h 11m stop
11:15 am — 12:41 pm UA430 United Airlines
Denver — Ontario
5h 31m
including layover
Find flight
from$466
8:37 am — 6:05 pm
8:37 am — 9:52 am UA2166 United Airlines
Phoenix — San Francisco
6h 45m stop
4:37 pm — 6:05 pm UA1932 United Airlines
San Francisco — Ontario
10h 28m
including layover
Find flight
from$297
8:39 pm — 0:18 am
+1 day
8:39 pm — 9:50 pm UA1603 United Airlines
Phoenix — San Francisco
1h stop
10:50 pm — 0:18 am UA1870 United Airlines
San Francisco — Ontario
4h 39m
including layover
Find flight
from$475
8:40 am — 8:55 pm
8:40 am — 10:35 am UA2005 United Airlines
Phoenix — Denver
8h 53m stop
7:28 pm — 8:55 pm UA351 United Airlines
Denver — Ontario
13h 15m
including layover
Find flight
from$264
8:40 am — 12:42 pm
8:40 am — 10:35 am UA2005 United Airlines
Phoenix — Denver
40m stop
11:15 am — 12:42 pm UA430 United Airlines
Denver — Ontario
5h 2m
including layover
Find flight
from$504
*Departure and arrival times are local. Last updated on 12/22/2024

Flight Information

There are 23 flights by United Airlines from Phoenix to Ontario every week with departures from Sky Harbor Intl, Phoenix-Deer Valley, Luke AFB, Scottsdale Municipal, Williams Gateway. All flights arrive at Ontario Int. and International Heliport.

Departures start from 10:30 am to 8:40 am. Nonstop flight is 4h 39m. The time difference between Phoenix and Ontario is 1h.

  • The fastest flight 4h 39m
  • Average flight time 10h 29m
  • The earliest flight 10:30 am
  • The latest flight 8:40 am
  • Distance 324 ml

The cheapest months for traveling to Ontario are january (from 217 $), february (from 264 $).

The cheapest flight by United Airlines that our users were able to find is $217. This airfare is economy class on one-way UA1836 flight for January 22, 2025 leaving Sky Harbor Intl in Phoenix at 8:10 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 Phoenix and Ontario. Please review schedules and prices from the most popular airlines to find the best airfare deals from Phoenix to Ontario.

Nonstop flights

There are 1 direct flights every day from Phoenix. Airlines and fares are below:

  • F9 - Frontier Airlines
    from $51
    Find
See more direct flights

Connecting Flights

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

  • from $119
    Find
  • F9 - Frontier Airlines
    from $51
    Find
  • HA - Hawaiian Airlines
    from $469
    Find
  • Y4 - Volaris
    from $346
    Find
See more connecting flights

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.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • 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.

    To find a plane ticket, please select dates.

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