$65+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Apr 12 — Apr 191
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 March 13, 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 March 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Tue 4/71:09 pm
ONT
- SLC
1 stop4h 32m
Frontier
Tue 4/1412:59 pm
SLC
- ONT
1 stop6h 50m
Frontier
Deal found 3/10![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 4/157:44 pm
ONT
- SLC
1 stop12h 18m
Frontier
Sat 4/183:19 pm
SLC
- ONT
1 stop9h 36m
Frontier
Deal found 3/12![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 4/810:03 pm
ONT
- SLC
1 stop9h 59m
Frontier
Fri 4/101:00 pm
SLC
- ONT
1 stop8h 07m
Frontier
Deal found 3/11![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 4/810:03 pm
ONT
- SLC
1 stop20h 42m
Frontier
Sun 4/129:55 pm
SLC
- ONT
1 stop11h 09m
Frontier
Deal found 3/12![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/110:03 pm
ONT
- SLC
1 stop9h 59m
Frontier
Sat 4/48:30 pm
SLC
- ONT
1 stop12h 34m
Frontier
Deal found 3/9![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/612:59 am
ONT
- SLC
1 stop6h 02m
Frontier
Thu 5/710:33 pm
SLC
- ONT
1 stop10h 31m
Frontier
Deal found 3/8![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Fri 4/106:20 am
ONT
- SLC
1 stop24h 45m
Frontier
Mon 4/1310:52 pm
SLC
- ONT
1 stop12h 52m
Frontier
Deal found 3/13![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Thu 4/1611:47 am
ONT
- SLC
1 stop5h 20m
Frontier
Sat 4/183:19 pm
SLC
- ONT
1 stop9h 36m
Frontier
Deal found 3/11![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/69:02 pm
ONT
- SLC
1 stop13h 02m
Frontier
Mon 4/139:17 pm
SLC
- ONT
1 stop27h 38m
Frontier
Deal found 3/8![Frontier logo]()
$156
This Priceline deal was found by Cheapflights users on 3/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:21 pm
ONT
- SLC
Nonstop1h 52m
Frontier
Fri 4/101:00 pm
SLC
- ONT
1 stop8h 07m
Frontier
Deal found 3/9![Frontier logo]()
$159
This Delta deal was found by Cheapflights users on 3/9. 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 8/286:00 am
ONT
- SGU
1 stop3h 43m
Delta
Sun 8/301:10 pm
SGU
- ONT
1 stop4h 04m
Delta
Deal found 3/9![Delta logo]()
$258
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 3/216:15 am
ONT
- SGU
1 stop4h 06m
American Airlines
Wed 3/2512:15 pm
SGU
- ONT
1 stop5h 07m
American Airlines
Deal found 3/8![American Airlines logo]()
$268
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 March 13, 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 March 13, 2026.
This American Airlines deal was found by Cheapflights users on 3/8. 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 3/246:15 am
ONT
- SGU
1 stop4h 06m
American Airlines
Sat 3/284:31 pm
SGU
- ONT
1 stop3h 36m
American Airlines
Deal found 3/8![American Airlines logo]()
$268
This Delta deal was found by Cheapflights users on 3/10. 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 6/269:55 am
ONT
- SGU
1 stop3h 45m
Delta
Mon 6/298:50 am
SGU
- ONT
1 stop4h 39m
Delta
Deal found 3/10![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 3/9. 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.
Thu 4/168:10 am
ONT
- SLC
1 stop6h 30m
Southwest
Fri 4/174:20 pm
SLC
- ONT
1 stop7h 20m
Southwest
Deal found 3/9![Southwest logo]()
$299
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 am
ONT
- SLC
1 stop8h 14m
Alaska Airlines
Wed 4/156:00 am
SLC
- ONT
2 stops15h 23m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$362
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Wed 3/255:15 am
ONT
- SGU
1 stop7h 00m
United Airlines
Sun 3/291:51 pm
SGU
- ONT
1 stop7h 45m
United Airlines
Deal found 3/10![United Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 3/8. 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 7/19:55 am
ONT
- SLC
Nonstop1h 48m
Delta
Mon 7/68:10 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 3/8![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 3/8. 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.
Mon 4/67:55 pm
ONT
- SLC
1 stop3h 55m
Southwest
Mon 4/138:05 am
SLC
- ONT
2 stops7h 55m
Southwest
Deal found 3/8![Southwest logo]()
$345
This Delta deal was found by Cheapflights users on 3/8. 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 5/299:50 am
ONT
- SLC
Nonstop1h 50m
Delta
Sun 5/3111:30 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 3/8![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 3/8. 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 6/201:00 pm
ONT
- SLC
Nonstop1h 49m
Delta
Thu 6/253:25 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 3/8![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 3/8. 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 4/166:00 am
ONT
- SLC
Nonstop1h 50m
Delta
Mon 4/2010:55 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 3/8![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 3/8. 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 5/271:29 pm
ONT
- CDC
1 stop3h 46m
Delta
Sat 5/309:30 am
CDC
- ONT
1 stop3h 49m
Delta
Deal found 3/8![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 3/7. 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 4/171:29 pm
ONT
- CDC
1 stop3h 46m
Delta
Mon 4/206:50 pm
CDC
- ONT
1 stop5h 54m
Delta
Deal found 3/7![Delta logo]()
$332
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 9/75:00 am
ONT
- SGU
1 stop7h 04m
United Airlines
Mon 9/141:45 pm
SGU
- ONT
1 stop8h 07m
United Airlines
Deal found 3/8![United Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 3/11. 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.
Thu 4/161:29 pm
ONT
- SLC
Nonstop1h 46m
Delta
Sat 4/189:55 pm
SLC
- ONT
Nonstop1h 48m
Delta
Deal found 3/11![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 3/12. 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 3/315:10 am
ONT
- SGU
1 stop7h 01m
United Airlines
Sun 4/51:51 pm
SGU
- ONT
1 stop7h 45m
United Airlines
Deal found 3/12![United Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 3/10. 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 4/116:00 am
ONT
- SLC
Nonstop1h 50m
Delta
Thu 4/1610:55 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 3/10![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 3/11. 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.
Wed 4/296:00 am
ONT
- SLC
Nonstop1h 50m
Delta
Sat 5/23:30 pm
SLC
- ONT
Nonstop1h 55m
Delta
Deal found 3/11![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Wed 3/255:15 am
ONT
- SGU
1 stop7h 00m
United Airlines
Wed 4/11:51 pm
SGU
- ONT
1 stop7h 45m
United Airlines
Deal found 3/12![United Airlines logo]()
$618
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:00 am
ONT
- SGU
1 stop7h 04m
United Airlines
Sun 8/305:30 pm
SGU
- ONT
2 stops19h 42m
United Airlines
Deal found 3/11![United Airlines logo]()
$620
This Delta deal was found by Cheapflights users on 3/12. 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.
Fri 4/171:29 pm
ONT
- CDC
1 stop3h 46m
Delta
Fri 4/246:50 pm
CDC
- ONT
1 stop5h 54m
Delta
Deal found 3/12![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 3/12. 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 5/305:55 pm
ONT
- SLC
Nonstop1h 52m
Delta
Tue 6/211:30 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 3/12![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 3/10. 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 4/251:29 pm
ONT
- SGU
1 stop4h 07m
Delta
Tue 4/2811:25 am
SGU
- ONT
1 stop6h 00m
Delta
Deal found 3/10![Delta logo]()
$452
This Delta deal was found by Cheapflights users on 3/11. 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.
Thu 4/236:00 am
ONT
- SGU
1 stop3h 45m
Delta
Sun 4/261:15 pm
SGU
- ONT
1 stop4h 10m
Delta
Deal found 3/11![Delta logo]()
$502
This Delta deal was found by Cheapflights users on 3/11. 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.
Thu 3/261:20 pm
ONT
- CDC
1 stop3h 55m
Delta
Mon 3/306:50 pm
CDC
- ONT
1 stop6h 01m
Delta
Deal found 3/11![Delta logo]()
$568
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated March 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:59 pm
ONT
- SGU
1 stop3h 26m
American Airlines
Sat 3/2112:15 pm
SGU
- ONT
1 stop5h 07m
American Airlines
Deal found 3/10![American Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 3/216:15 am
ONT
- SGU
1 stop4h 06m
American Airlines
Wed 3/2512:15 pm
SGU
- ONT
1 stop5h 07m
American Airlines
Deal found 3/8![American Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/110:03 pm
ONT
- SLC
1 stop9h 59m
Frontier
Sat 4/48:30 pm
SLC
- ONT
1 stop12h 34m
Frontier
Deal found 3/9![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/69:02 pm
ONT
- SLC
1 stop13h 02m
Frontier
Mon 4/139:17 pm
SLC
- ONT
1 stop27h 38m
Frontier
Deal found 3/8![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Tue 4/71:09 pm
ONT
- SLC
1 stop4h 32m
Frontier
Tue 4/1412:59 pm
SLC
- ONT
1 stop6h 50m
Frontier
Deal found 3/10![Frontier logo]()
$131
This Priceline deal was found by Cheapflights users on 3/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:21 pm
ONT
- SLC
Nonstop1h 52m
Frontier
Fri 4/101:00 pm
SLC
- ONT
1 stop8h 07m
Frontier
Deal found 3/9![Frontier logo]()
$159
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 4/75:09 pm
ONT
- SGU
1 stop3h 44m
Delta
Tue 4/148:50 am
SGU
- ONT
1 stop4h 24m
Delta
Deal found 3/10![Delta logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 4/810:03 pm
ONT
- SLC
1 stop9h 59m
Frontier
Fri 4/101:00 pm
SLC
- ONT
1 stop8h 07m
Frontier
Deal found 3/11![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 4/810:03 pm
ONT
- SLC
1 stop20h 42m
Frontier
Sun 4/129:55 pm
SLC
- ONT
1 stop11h 09m
Frontier
Deal found 3/12![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Fri 4/106:20 am
ONT
- SLC
1 stop24h 45m
Frontier
Mon 4/1310:52 pm
SLC
- ONT
1 stop12h 52m
Frontier
Deal found 3/13![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 4/157:44 pm
ONT
- SLC
1 stop12h 18m
Frontier
Sat 4/183:19 pm
SLC
- ONT
1 stop9h 36m
Frontier
Deal found 3/12![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Thu 4/1611:47 am
ONT
- SLC
1 stop5h 20m
Frontier
Sat 4/183:19 pm
SLC
- ONT
1 stop9h 36m
Frontier
Deal found 3/11![Frontier logo]()
$154
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 March 13, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 4/110:03 pm
ONT
- SLC
1 stop9h 59m
Frontier
Deal found 3/11![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/412:22 pm
ONT
- SLC
1 stop25h 44m
Frontier
Deal found 3/9![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/810:03 pm
ONT
- SLC
1 stop9h 59m
Frontier
Deal found 3/10![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 4/1411:44 am
ONT
- SLC
1 stop23h 15m
Frontier
Deal found 3/13![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 5/136:00 am
ONT
- SLC
1 stop16h 19m
Frontier
Deal found 3/13![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Fri 4/2412:59 am
ONT
- SLC
1 stop6h 02m
Frontier
Deal found 3/9![Frontier logo]()
$78
This Super.com deal was found by Cheapflights users on 3/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:23 pm
ONT
- SLC
1 stop4h 06m
Frontier
Deal found 3/8![Frontier logo]()
$79
This Expedia deal was found by Cheapflights users on 3/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:33 pm
ONT
- SLC
1 stop5h 35m
Frontier
Deal found 3/9![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:59 am
ONT
- SLC
1 stop6h 02m
Frontier
Deal found 3/9![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/910:27 pm
ONT
- SLC
1 stop11h 07m
Frontier
Deal found 3/10![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 3/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:20 am
ONT
- SLC
1 stop26h 34m
Frontier
Deal found 3/9![Frontier logo]()
$85
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Sun 4/196:10 am
ONT
- SGU
1 stop4h 19m
American Airlines
Deal found 3/8![American Airlines logo]()
$196
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 March 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $131 (Kiwi.com) |
One-way from | $65 (Kiwi.com) |
Popular in | January |
Cheapest in | August |
Average price | $196 |
Good round-trip deal | $274 or less |
Good one-way deal | $178 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 March 13, 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
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Tue 3/24
6:15 am-11:21 am
1 stop4h 06m
Saint George
Sat 3/28
4:31 pm-7:07 pm
1 stop3h 36m
$268
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Fri 6/26
9:55 am-2:40 pm
1 stop3h 45m
Saint George
Mon 6/29
8:50 am-12:29 pm
1 stop4h 39m
$278
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 4/16
8:10 am-3:40 pm
1 stop6h 30m
Salt Lake City
Fri 4/17
4:20 pm-10:40 pm
1 stop7h 20m
$299
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Wed 7/1
9:55 am-12:43 pm
Nonstop1h 48m
Salt Lake City
Mon 7/6
8:10 am-9:01 am
Nonstop1h 51m
$319
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 5/29
9:50 am-12:40 pm
Nonstop1h 50m
Salt Lake City
Sun 5/31
11:30 am-12:19 pm
Nonstop1h 49m
$319
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 6/20
1:00 pm-3:49 pm
Nonstop1h 49m
Salt Lake City
Thu 6/25
3:25 pm-4:14 pm
Nonstop1h 49m
$319
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 4/16
6:00 am-8:50 am
Nonstop1h 50m
Salt Lake City
Mon 4/20
10:55 pm-11:44 pm
Nonstop1h 49m
$320
OntarioCedar City
ONT - CDC
ONTCDC
Ontario
Wed 5/27
1:29 pm-6:15 pm
1 stop3h 46m
Cedar City
Sat 5/30
9:30 am-12:19 pm
1 stop3h 49m
$322
OntarioCedar City
ONT - CDC
ONTCDC
Ontario
Fri 4/17
1:29 pm-6:15 pm
1 stop3h 46m
Cedar City
Mon 4/20
6:50 pm-11:44 pm
1 stop5h 54m
$332
Quickest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 4/16
1:29 pm-4:15 pm
Nonstop1h 46m
Salt Lake City
Sat 4/18
9:55 pm-10:43 pm
Nonstop1h 48m
$339
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-SGU
ONT-SLC
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-SGU
ONT-SLC
ONT-CDC
What is the cheapest month to book a flight from Ontario to Utah?
Currently, April is the cheapest month in which you can book a flight from Ontario to Utah (average of $50). Flying from Ontario to Utah in July is currently the most expensive (average of $89). 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 March 13, 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 71% on your trip compared to booking a flight in the afternoon.
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 March 13, 2026.
The most flights from ONT to USUT are scheduled on a Monday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).
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 March 13, 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
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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.
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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 March 13, 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 March 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$178 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$320 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$199 | Average$313 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$202 | Average$332 | FlexibilityNo cancel fee | On-time63% |