$66+ Cheap flights from Ontario (ONT) to Utah
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Aug 14 — Aug 211
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Utah with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Utah
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Cheapest flights from Ontario to UtahExplore the most affordable flight options available from Ontario to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 15, 2026.
Explore the most affordable flight options available from Ontario to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
ONT
- SLC
1 stop5h 27m
Frontier
Thu 8/207:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/14![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Wed 8/123:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Deal found 7/12![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Wed 8/197:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/13![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
ONT
- SLC
1 stop5h 27m
Frontier
Mon 8/173:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Deal found 7/13![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Sat 8/227:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/12![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Sat 8/158:16 am
SLC
- ONT
1 stop16h 34m
Frontier
Deal found 7/13![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am
ONT
- SLC
1 stop13h 33m
Frontier
Sun 9/209:28 pm
SLC
- ONT
1 stop27h 27m
Frontier
Deal found 7/13![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Sun 9/67:08 pm
SLC
- ONT
1 stop15h 56m
Frontier
Deal found 7/14![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
ONT
- SLC
1 stop16h 44m
Frontier
Mon 8/101:52 pm
SLC
- ONT
1 stop19h 11m
Frontier
Deal found 7/12![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:15 am
ONT
- SLC
1 stop17h 09m
Frontier
Sun 11/89:28 pm
SLC
- ONT
1 stop14h 15m
Frontier
Deal found 7/14![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:58 am
ONT
- SLC
2 stops27h 09m
Frontier
Thu 8/66:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Deal found 7/13![Frontier logo]()
$160
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:59 pm
ONT
- SGU
1 stop21h 11m
American Airlines
Tue 8/187:30 am
SGU
- ONT
1 stop29h 33m
American Airlines
Deal found 7/14![American Airlines logo]()
$303
Best flights from Ontario to UtahDiscover carefully curated flight deals from Ontario to Utah that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 15, 2026.
Discover carefully curated flight deals from Ontario to Utah that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 15, 2026.
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:35 am
ONT
- SLC
2 stops7h 20m
Southwest
Wed 8/1212:45 pm
SLC
- ONT
2 stops6h 05m
Southwest
Deal found 7/12![Southwest logo]()
$269
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Sun 9/69:35 pm
SLC
- ONT
Nonstop1h 48m
Delta
Deal found 7/14![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:00 am
ONT
- SGU
1 stop7h 10m
United Airlines
Sat 8/291:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 7/14![United Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:04 pm
ONT
- SLC
Nonstop1h 47m
Delta
Mon 10/510:55 pm
SLC
- ONT
Nonstop1h 52m
Delta
Deal found 7/13![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:35 pm
ONT
- SLC
2 stops5h 35m
Southwest
Sun 9/67:30 am
SLC
- ONT
2 stops7h 05m
Southwest
Deal found 7/14![Southwest logo]()
$304
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:06 pm
ONT
- SLC
Nonstop1h 47m
Delta
Mon 8/1710:45 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 7/13![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:06 pm
ONT
- SLC
Nonstop1h 47m
Delta
Wed 8/128:01 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 7/11![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:00 am
ONT
- SLC
1 stop3h 40m
Southwest
Fri 7/319:25 pm
SLC
- ONT
1 stop3h 45m
Southwest
Deal found 7/13![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/81:06 pm
ONT
- SLC
Nonstop1h 47m
Delta
Wed 8/1210:45 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 7/12![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:00 am
ONT
- SGU
1 stop7h 07m
United Airlines
Sat 11/78:30 am
SGU
- ONT
1 stop5h 12m
United Airlines
Deal found 7/14![United Airlines logo]()
$487
This Booking.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:30 am
ONT
- VEL
2 stops10h 40m
Multiple Airlines
Sat 12/268:50 am
VEL
- ONT
2 stops16h 09m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$993
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:55 am
ONT
- SLC
1 stop7h 56m
Delta
Fri 11/2710:55 pm
SLC
- ONT
Nonstop1h 53m
Delta
Deal found 7/11![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:00 am
ONT
- SGU
1 stop7h 15m
United Airlines
Tue 8/1810:55 am
SGU
- ONT
2 stops26h 17m
United Airlines
Deal found 7/14![United Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:06 pm
ONT
- CDC
1 stop4h 12m
Delta
Sat 8/296:53 pm
CDC
- ONT
1 stop4h 30m
Delta
Deal found 7/10![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:18 pm
ONT
- SGU
1 stop7h 56m
United Airlines
Mon 9/75:00 am
SGU
- ONT
1 stop16h 53m
United Airlines
Deal found 7/10![United Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:18 pm
ONT
- SGU
1 stop7h 56m
United Airlines
Mon 9/75:00 am
SGU
- ONT
1 stop16h 53m
United Airlines
Deal found 7/12![United Airlines logo]()
$526
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:00 pm
ONT
- SLC
Nonstop1h 47m
Delta
Tue 8/411:27 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 7/10![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:00 am
ONT
- SGU
1 stop7h 10m
United Airlines
Sat 8/225:00 am
SGU
- ONT
2 stops14h 12m
United Airlines
Deal found 7/13![United Airlines logo]()
$530
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Mon 8/310:45 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 7/10![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/185:00 am
ONT
- SGU
1 stop7h 04m
United Airlines
Mon 12/218:39 am
SGU
- ONT
1 stop5h 01m
United Airlines
Deal found 7/13![United Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:06 pm
ONT
- CDC
1 stop4h 12m
Delta
Mon 8/106:53 pm
CDC
- ONT
1 stop5h 41m
Delta
Deal found 7/14![Delta logo]()
$438
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/111:24 pm
ONT
- SGU
1 stop7h 50m
United Airlines
Mon 10/128:30 am
SGU
- ONT
1 stop5h 16m
United Airlines
Deal found 7/14![United Airlines logo]()
$564
This Gotogate deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:07 pm
ONT
- VEL
2 stops26h 53m
Multiple Airlines
Sun 8/238:30 am
VEL
- ONT
2 stops12h 54m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,020
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:06 pm
ONT
- CDC
1 stop4h 12m
Delta
Sat 8/226:53 pm
CDC
- ONT
1 stop4h 30m
Delta
Deal found 7/12![Delta logo]()
$546
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:04 pm
ONT
- CDC
1 stop4h 19m
Delta
Mon 9/287:00 pm
CDC
- ONT
1 stop5h 47m
Delta
Deal found 7/13![Delta logo]()
$874
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:00 pm
ONT
- CDC
1 stop4h 22m
Delta
Wed 8/59:27 am
CDC
- ONT
1 stop3h 49m
Delta
Deal found 7/12![Delta logo]()
$1,154
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated July 15, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated July 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:58 am
ONT
- SLC
2 stops27h 09m
Frontier
Thu 8/66:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Deal found 7/13![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:58 am
ONT
- SLC
1 stop10h 08m
Frontier
Wed 8/125:02 pm
SLC
- ONT
1 stop19h 00m
Frontier
Deal found 7/11![Frontier logo]()
$161
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Tue 8/111:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 7/12![United Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
ONT
- SLC
1 stop16h 44m
Frontier
Mon 8/101:52 pm
SLC
- ONT
1 stop19h 11m
Frontier
Deal found 7/12![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Wed 8/123:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Deal found 7/12![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Sat 8/158:16 am
SLC
- ONT
1 stop16h 34m
Frontier
Deal found 7/13![Frontier logo]()
$138
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:59 pm
ONT
- SGU
1 stop21h 11m
American Airlines
Tue 8/187:30 am
SGU
- ONT
1 stop29h 33m
American Airlines
Deal found 7/14![American Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Wed 8/197:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/13![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:38 pm
ONT
- SLC
1 stop18h 48m
Frontier
Sun 8/161:52 pm
SLC
- ONT
1 stop19h 11m
Frontier
Deal found 7/10![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
ONT
- SLC
1 stop5h 27m
Frontier
Thu 8/207:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/14![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
ONT
- SLC
1 stop5h 27m
Frontier
Mon 8/173:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Deal found 7/13![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Sat 8/227:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/12![Frontier logo]()
$137
One-way flights from Ontario to UtahSearch for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Deal found 7/14![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
ONT
- SLC
1 stop24h 31m
Frontier
Deal found 7/14![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:38 am
ONT
- SLC
1 stop11h 46m
Frontier
Deal found 7/13![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:00 am
ONT
- SLC
1 stop16h 44m
Frontier
Deal found 7/11![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:15 am
ONT
- SLC
1 stop17h 09m
Frontier
Deal found 7/12![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
ONT
- SLC
1 stop5h 27m
Frontier
Deal found 7/14![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am
ONT
- SLC
1 stop5h 36m
Frontier
Deal found 7/13![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
ONT
- SLC
1 stop24h 31m
Frontier
Deal found 7/14![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:58 am
ONT
- SLC
1 stop10h 03m
Frontier
Deal found 7/10![Frontier logo]()
$77
This Trip.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:58 pm
ONT
- SLC
1 stop5h 05m
Frontier
Deal found 7/12![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:58 pm
ONT
- SLC
1 stop17h 35m
Frontier
Deal found 7/11![Frontier logo]()
$81
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:18 pm
ONT
- SGU
1 stop27h 54m
United Airlines
Deal found 7/13![United Airlines logo]()
$252
Find flight deals from Ontario to Utah
Keep the following information in mind while searching for Ontario to Utah flight deals. Data was last updated July 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $127 (Kiwi.com) |
One-way from | $66 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $262 |
Good round-trip deal | $339 or less |
Good one-way deal | $205 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Utah that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 15, 2026.
Use the filters below to find and compare flights from Ontario to Utah that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 8/8
10:35 am-6:55 pm
2 stops7h 20m
Salt Lake City
Wed 8/12
12:45 pm-5:50 pm
2 stops6h 05m
$269
Quickest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Wed 9/2
6:00 am-8:48 am
Nonstop1h 48m
Salt Lake City
Sun 9/6
9:35 pm-10:23 pm
Nonstop1h 48m
$299
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 10/2
1:04 pm-3:51 pm
Nonstop1h 47m
Salt Lake City
Mon 10/5
10:55 pm-11:47 pm
Nonstop1h 52m
$299
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 8/13
1:06 pm-3:53 pm
Nonstop1h 47m
Salt Lake City
Mon 8/17
10:45 pm-11:34 pm
Nonstop1h 49m
$299
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Wed 9/2
3:35 pm-10:10 pm
2 stops5h 35m
Salt Lake City
Sun 9/6
7:30 am-1:35 pm
2 stops7h 05m
$304
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Tue 8/4
1:06 pm-3:53 pm
Nonstop1h 47m
Salt Lake City
Wed 8/12
8:01 am-8:52 am
Nonstop1h 51m
$349
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 8/8
1:06 pm-3:53 pm
Nonstop1h 47m
Salt Lake City
Wed 8/12
10:45 pm-11:34 pm
Nonstop1h 49m
$349
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 11/21
11:55 am-8:51 pm
1 stop7h 56m
Salt Lake City
Fri 11/27
10:55 pm-11:48 pm
Nonstop1h 53m
$349
OntarioCedar City
ONT - CDC
ONTCDC
Ontario
Fri 8/28
1:06 pm-6:18 pm
1 stop4h 12m
Cedar City
Sat 8/29
6:53 pm-10:23 pm
1 stop4h 30m
$352
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Sat 8/22
5:00 am-1:10 pm
1 stop7h 10m
Saint George
Sat 8/29
1:50 pm-8:53 pm
1 stop8h 03m
$383
Showing 1-10 of 50 resultsSorted by cheapest first
Best time to book a flight from Ontario to Utah
Have a flexible travel schedule? Discover the best time to fly to Utah from Ontario with our price prediction graph.
ONT-SLC
ONT-SGU
ONT-VEL
ONT-CDC
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Utah
ONT-USUT
ONT-SLC
ONT-SGU
ONT-VEL
ONT-CDC
What is the cheapest month to book a flight from Ontario to Utah?
Currently, September is the cheapest month in which you can book a flight from Ontario to Utah (average of $58). Flying from Ontario to Utah in March is currently the most expensive (average of $148). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to UT?
Find hourly flight availability from Ontario to Utah. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 15, 2026.
A simple way to save on the total cost of your ticket is to fly from Ontario to Utah in the evening. If you’re flexible enough to do this you can expect to save up to 74% on your trip compared to booking a flight at noon.
Weekly flight availability from Ontario to Utah
Explore weekly flight availability from Ontario to Utah. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 15, 2026.
The most flights from ONT to USUT are scheduled on a Monday (11 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Ontario to Utah?
How far ahead should I book a flight from Ontario to Utah?
Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Utah. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Utah
Get insights into the airlines that provide service to Utah. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Utah. Reviews last updated July 15, 2026.
Read through reviews of airlines operating flights from Ontario to Utah, such as Southwest,Delta, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Utah. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Utah
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Utah by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Utah by cabin class
Find flights from Ontario to Utah, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Utah flights
Browse other Ontario and Utah flight options. Last updated on July 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Utah flights
Consider these flights traveling from Ontario to Utah.
Top 4 airlines flying from Ontario to Utah
Discover the top 4 airlines that operate flights from Ontario to Utah. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$177 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$352 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$338 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$353 | FlexibilityNo cancel fee | On-time71% |