$58+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
May 17 — May 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
Best
Last-minute
One-way
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 April 17, 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 April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/74:04 pm
ONT
- SLC
1 stop16h 26m
Frontier
Sat 5/91:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/14![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/264:39 pm
ONT
- SLC
1 stop15h 51m
Frontier
Wed 6/31:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/15![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/253:30 pm
ONT
- SLC
1 stop17h 00m
Frontier
Wed 6/31:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/15![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/276:00 am
ONT
- SLC
1 stop8h 44m
Frontier
Sun 5/311:32 pm
SLC
- ONT
1 stop26h 37m
Frontier
Deal found 4/14![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/276:00 am
ONT
- SLC
1 stop16h 19m
Frontier
Wed 6/31:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/15![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/253:30 pm
ONT
- SLC
1 stop17h 00m
Frontier
Fri 5/291:32 pm
SLC
- ONT
1 stop19h 32m
Frontier
Deal found 4/15![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/1210:50 am
ONT
- SLC
1 stop19h 48m
Frontier
Wed 5/134:29 pm
SLC
- ONT
1 stop8h 20m
Frontier
Deal found 4/13![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/910:50 am
ONT
- SLC
1 stop7h 39m
Frontier
Tue 5/191:32 pm
SLC
- ONT
1 stop27h 12m
Frontier
Deal found 4/13![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/74:04 pm
ONT
- SLC
1 stop16h 26m
Frontier
Fri 5/158:30 pm
SLC
- ONT
1 stop14h 35m
Frontier
Deal found 4/13![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/276:00 am
ONT
- SLC
1 stop16h 19m
Frontier
Fri 6/510:54 pm
SLC
- ONT
1 stop12h 11m
Frontier
Deal found 4/15![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/288:59 am
ONT
- SLC
1 stop10h 35m
Frontier
Tue 6/21:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/14![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/910:50 am
ONT
- SLC
1 stop7h 39m
Frontier
Fri 5/158:30 pm
SLC
- ONT
1 stop14h 35m
Frontier
Deal found 4/13![Frontier logo]()
$137
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 April 17, 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 April 17, 2026.
This Delta deal was found by Cheapflights users on 4/16. 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 5/136:00 am
ONT
- SGU
1 stop3h 42m
Delta
Wed 5/205:50 am
SGU
- ONT
1 stop4h 03m
Delta
Deal found 4/16![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 4/16. 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 9/1712:50 pm
ONT
- SLC
1 stop7h 25m
Southwest
Wed 9/2312:45 pm
SLC
- ONT
2 stops6h 05m
Southwest
Deal found 4/16![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 4/13. 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 5/95:00 am
ONT
- SGU
1 stop7h 16m
United Airlines
Wed 5/135:37 pm
SGU
- ONT
2 stops19h 45m
United Airlines
Deal found 4/13![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 4/12. 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 8/285:05 pm
ONT
- SGU
1 stop6h 00m
Delta
Sun 8/305:50 am
SGU
- ONT
1 stop4h 11m
Delta
Deal found 4/12![Delta logo]()
$278
This Delta deal was found by Cheapflights users on 4/13. 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 9/45:05 pm
ONT
- SLC
Nonstop1h 48m
Delta
Mon 9/78:10 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 4/13![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/12. 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.
Tue 5/124:57 pm
ONT
- SLC
Nonstop1h 52m
Delta
Sat 5/169:55 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 4/12![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/13. 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 6/125:24 pm
ONT
- SLC
Nonstop1h 56m
Delta
Mon 6/2210:55 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 4/13![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/13. 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 6/121:00 pm
ONT
- SLC
Nonstop1h 45m
Delta
Sun 6/2110:55 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 4/13![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/16. 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
Sun 5/3110:45 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 4/16![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/12. 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.
Mon 6/85:24 pm
ONT
- SLC
Nonstop1h 56m
Delta
Sun 6/1410:55 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 4/12![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/14. 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 7/236:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Tue 7/2811:19 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 4/14![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/12. 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.
Tue 7/216:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Sun 7/263:39 pm
SLC
- ONT
Nonstop1h 56m
Delta
Deal found 4/12![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/14. 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 6/41:29 pm
ONT
- SLC
Nonstop1h 49m
Delta
Mon 6/810:55 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 4/14![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/15. 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.
Mon 6/86:00 am
ONT
- SLC
Nonstop1h 51m
Delta
Mon 6/227:58 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 4/15![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/16. 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 9/16:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Thu 9/103:25 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 4/16![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 4/15. 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 9/186:00 am
ONT
- SGU
1 stop3h 43m
Delta
Mon 9/211:10 pm
SGU
- ONT
1 stop4h 04m
Delta
Deal found 4/15![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 4/15. 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 9/246:00 am
ONT
- SGU
1 stop3h 43m
Delta
Sun 9/271:10 pm
SGU
- ONT
1 stop4h 04m
Delta
Deal found 4/15![Delta logo]()
$412
This Delta deal was found by Cheapflights users on 4/16. 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 5/11:29 pm
ONT
- CDC
1 stop3h 46m
Delta
Tue 5/59:25 am
CDC
- ONT
1 stop3h 49m
Delta
Deal found 4/16![Delta logo]()
$432
This Delta deal was found by Cheapflights users on 4/16. 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 5/136:00 am
ONT
- SGU
1 stop3h 42m
Delta
Fri 5/225:50 am
SGU
- ONT
1 stop4h 03m
Delta
Deal found 4/16![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 4/16. 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.
Sun 5/311:29 pm
ONT
- CDC
1 stop3h 46m
Delta
Sun 6/77:00 pm
CDC
- ONT
1 stop5h 45m
Delta
Deal found 4/16![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 4/14. 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.
Fri 7/109:40 am
ONT
- SGU
1 stop4h 00m
Delta
Sun 7/128:50 am
SGU
- ONT
1 stop4h 18m
Delta
Deal found 4/14![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 5/181:29 pm
ONT
- CDC
1 stop3h 46m
Delta
Thu 5/219:30 am
CDC
- ONT
1 stop3h 49m
Delta
Deal found 4/13![Delta logo]()
$540
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated April 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/74:04 pm
ONT
- SLC
1 stop16h 26m
Frontier
Sat 5/91:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/14![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/74:04 pm
ONT
- SLC
1 stop16h 26m
Frontier
Fri 5/158:30 pm
SLC
- ONT
1 stop14h 35m
Frontier
Deal found 4/13![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/910:50 am
ONT
- SLC
1 stop7h 39m
Frontier
Tue 5/191:32 pm
SLC
- ONT
1 stop27h 12m
Frontier
Deal found 4/13![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/910:50 am
ONT
- SLC
1 stop7h 39m
Frontier
Fri 5/158:30 pm
SLC
- ONT
1 stop14h 35m
Frontier
Deal found 4/13![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/1210:50 am
ONT
- SLC
1 stop19h 48m
Frontier
Wed 5/134:29 pm
SLC
- ONT
1 stop8h 20m
Frontier
Deal found 4/13![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/253:30 pm
ONT
- SLC
1 stop17h 00m
Frontier
Wed 6/31:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/15![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/253:30 pm
ONT
- SLC
1 stop17h 00m
Frontier
Fri 5/291:32 pm
SLC
- ONT
1 stop19h 32m
Frontier
Deal found 4/15![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/264:39 pm
ONT
- SLC
1 stop15h 51m
Frontier
Wed 6/31:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/15![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/276:00 am
ONT
- SLC
1 stop8h 44m
Frontier
Sun 5/311:32 pm
SLC
- ONT
1 stop26h 37m
Frontier
Deal found 4/14![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/276:00 am
ONT
- SLC
1 stop16h 19m
Frontier
Wed 6/31:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/15![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/276:00 am
ONT
- SLC
1 stop16h 19m
Frontier
Fri 6/510:54 pm
SLC
- ONT
1 stop12h 11m
Frontier
Deal found 4/15![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/288:59 am
ONT
- SLC
1 stop10h 35m
Frontier
Tue 6/21:32 pm
SLC
- ONT
1 stop7h 00m
Frontier
Deal found 4/14![Frontier logo]()
$132
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 April 17, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 6/13:30 pm
ONT
- SLC
1 stop17h 00m
Frontier
Deal found 4/15![Frontier logo]()
$58
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/124:39 pm
ONT
- SLC
1 stop15h 51m
Frontier
Deal found 4/14![Frontier logo]()
$59
This Super.com deal was found by Cheapflights users on 4/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:59 am
ONT
- SLC
1 stop6h 02m
Frontier
Deal found 4/12![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 6/153:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Deal found 4/15![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 4/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:22 pm
ONT
- SLC
1 stop4h 45m
Frontier
Deal found 4/13![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Sat 5/166:00 am
ONT
- SLC
1 stop24h 38m
Frontier
Deal found 4/14![Frontier logo]()
$72
This Super.com deal was found by Cheapflights users on 4/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2010:50 am
ONT
- SLC
1 stop19h 48m
Frontier
Deal found 4/14![Frontier logo]()
$75
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:00 am
ONT
- SLC
1 stop24h 38m
Frontier
Deal found 4/14![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 stop8h 44m
Frontier
Deal found 4/15![Frontier logo]()
$79
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:39 pm
ONT
- SLC
1 stop15h 51m
Frontier
Deal found 4/15![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 4/15. 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.
Fri 5/112:59 am
ONT
- SLC
1 stop6h 02m
Frontier
Deal found 4/15![Frontier logo]()
$89
This Frontier deal was found by Cheapflights users on 4/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:59 am
ONT
- SLC
1 stop6h 02m
Frontier
Deal found 4/14![Frontier logo]()
$90
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 April 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $112 (Kiwi.com) |
One-way from | $58 (Kiwi.com) |
Popular in | January |
Cheapest in | September |
Average price | $228 |
Good round-trip deal | $315 or less |
Good one-way deal | $192 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 April 17, 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
Wed 5/13
6:00 am-10:42 am
1 stop3h 42m
Saint George
Wed 5/20
5:50 am-8:53 am
1 stop4h 03m
$278
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Fri 8/28
5:05 pm-12:05 am
1 stop6h 00m
Saint George
Sun 8/30
5:50 am-9:01 am
1 stop4h 11m
$278
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 9/4
5:05 pm-7:53 pm
Nonstop1h 48m
Salt Lake City
Mon 9/7
8:10 am-9:01 am
Nonstop1h 51m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Tue 5/12
4:57 pm-7:49 pm
Nonstop1h 52m
Salt Lake City
Sat 5/16
9:55 pm-10:45 pm
Nonstop1h 50m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 6/12
5:24 pm-8:20 pm
Nonstop1h 56m
Salt Lake City
Mon 6/22
10:55 pm-11:45 pm
Nonstop1h 50m
$339
Quickest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 6/12
1:00 pm-3:45 pm
Nonstop1h 45m
Salt Lake City
Sun 6/21
10:55 pm-11:45 pm
Nonstop1h 50m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 5/30
5:55 pm-8:47 pm
Nonstop1h 52m
Salt Lake City
Sun 5/31
10:45 pm-11:34 pm
Nonstop1h 49m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Mon 6/8
5:24 pm-8:20 pm
Nonstop1h 56m
Salt Lake City
Sun 6/14
10:55 pm-11:45 pm
Nonstop1h 50m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 7/23
6:00 am-8:48 am
Nonstop1h 48m
Salt Lake City
Tue 7/28
11:19 am-12:08 pm
Nonstop1h 49m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Tue 7/21
6:00 am-8:48 am
Nonstop1h 48m
Salt Lake City
Sun 7/26
3:39 pm-4:35 pm
Nonstop1h 56m
$339
Showing 1-10 of 44 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, 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 July is currently the most expensive (average of $174). 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 April 17, 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 72% 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 April 17, 2026.
The most flights from ONT to USUT are scheduled on a Wednesday (11 on average). You will have fewer flight options on Saturday, 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?
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 April 17, 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.
Food
7.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
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 April 17, 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 April 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$75 | Average$174 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$375 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$202 | Average$330 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$306 | FlexibilityNo cancel fee | On-time71% |