$71+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Jul 17 — Jul 241
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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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 June 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 June 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Tue 7/141:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/16![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Fri 7/33:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Tue 7/141:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/14![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:55 pm
ONT
- SLC
1 stop8h 29m
Frontier
Wed 9/167:25 am
SLC
- ONT
1 stop7h 32m
Frontier
Deal found 6/16![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Tue 7/211:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/16![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:49 am
ONT
- SLC
1 stop11h 55m
Frontier
Tue 8/181:12 pm
SLC
- ONT
1 stop21h 53m
Frontier
Deal found 6/16![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- SLC
1 stop19h 02m
Frontier
Wed 7/83:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Deal found 6/16![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 6/301:33 pm
ONT
- SLC
1 stop19h 02m
Frontier
Sat 7/41:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/15![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/156:00 am
ONT
- SLC
1 stop16h 44m
Frontier
Wed 7/226:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Deal found 6/15![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Fri 7/33:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Fri 7/171:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/14![Frontier logo]()
$199
This Delta deal was found by Cheapflights users on 6/14. 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.
Sun 7/126:00 am
ONT
- SGU
1 stop3h 43m
Delta
Sun 7/195:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/14![Delta logo]()
$288
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:11 am
ONT
- SGU
1 stop4h 10m
American Airlines
Sat 7/117:25 am
SGU
- ONT
1 stop5h 37m
American Airlines
Deal found 6/16![American Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/276:10 am
ONT
- SGU
1 stop3h 53m
American Airlines
Tue 6/307:25 am
SGU
- ONT
1 stop5h 39m
American Airlines
Deal found 6/16![American Airlines logo]()
$338
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 June 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 June 17, 2026.
This Delta deal was found by Cheapflights users on 6/14. 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.
Sun 7/126:00 am
ONT
- SGU
1 stop3h 43m
Delta
Sun 7/195:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/14![Delta logo]()
$288
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:11 am
ONT
- SGU
1 stop4h 10m
American Airlines
Sat 7/117:25 am
SGU
- ONT
1 stop5h 37m
American Airlines
Deal found 6/16![American Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 6/16. 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.
Fri 7/246:10 am
ONT
- SLC
1 stop5h 05m
Southwest
Sun 7/266:05 am
SLC
- ONT
2 stops6h 10m
Southwest
Deal found 6/16![Southwest logo]()
$374
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/155:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Wed 7/221:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/17![United Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 9/36:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Sun 9/611:27 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 6/12![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/13. 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.
Tue 7/211:00 pm
ONT
- SLC
Nonstop1h 47m
Delta
Sun 7/268:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/13![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 6/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:10 am
ONT
- SLC
2 stops7h 25m
Southwest
Sat 7/113:15 pm
SLC
- ONT
2 stops7h 45m
Southwest
Deal found 6/15![Southwest logo]()
$404
This Delta deal was found by Cheapflights users on 6/16. 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 7/241:00 pm
ONT
- SLC
Nonstop1h 47m
Delta
Sun 7/268:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/16![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/14. 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 6/235:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Sat 6/271:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/14![United Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 6/16. 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 9/51:06 pm
ONT
- SLC
Nonstop1h 47m
Delta
Mon 9/710:45 pm
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 6/16![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/14. 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 7/145:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Tue 7/211:48 pm
SGU
- ONT
2 stops23h 24m
United Airlines
Deal found 6/14![United Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 6/15. 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 8/71:06 pm
ONT
- SLC
Nonstop1h 47m
Delta
Sun 8/98:01 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 6/15![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/14. 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 7/169:40 am
ONT
- SLC
Nonstop1h 48m
Delta
Sun 7/198:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/14![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Mon 7/61:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/16![United Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 6/16. 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 7/176:00 am
ONT
- SGU
1 stop5h 35m
Delta
Fri 7/245:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/16![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 6/15. 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 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 15m
United Airlines
Sun 8/305:00 am
SGU
- ONT
2 stops32h 12m
United Airlines
Deal found 6/15![United Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 6/15. 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 7/69:40 am
ONT
- SGU
1 stop4h 03m
Delta
Sun 7/125:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/15![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/185:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Fri 7/241:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/17![United Airlines logo]()
$521
This Booking.com deal was found by Cheapflights users on 6/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:02 am
ONT
- VEL
2 stops12h 03m
Multiple Airlines
Thu 6/258:30 am
VEL
- ONT
2 stops13h 06m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$1,555
This Delta deal was found by Cheapflights users on 6/12. 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 7/41:00 pm
ONT
- SLC
Nonstop1h 48m
Delta
Fri 7/178:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/12![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Wed 6/245:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Mon 6/291:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/14![United Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 6/16. 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 7/31:00 pm
ONT
- SLC
Nonstop1h 45m
Delta
Sat 7/189:35 pm
SLC
- ONT
Nonstop1h 48m
Delta
Deal found 6/16![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:00 am
ONT
- SGU
1 stop12h 12m
United Airlines
Sun 8/305:00 am
SGU
- ONT
2 stops32h 12m
United Airlines
Deal found 6/16![United Airlines logo]()
$570
This Delta deal was found by Cheapflights users on 6/16. 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.
Thu 7/91:00 pm
ONT
- CDC
1 stop4h 22m
Delta
Fri 7/107:00 pm
CDC
- ONT
1 stop5h 48m
Delta
Deal found 6/16![Delta logo]()
$560
This Delta deal was found by Cheapflights users on 6/13. 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.
Sat 7/111:00 pm
ONT
- CDC
1 stop4h 22m
Delta
Sat 7/187:00 pm
CDC
- ONT
1 stop4h 23m
Delta
Deal found 6/13![Delta logo]()
$773
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated June 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated June 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/276:10 am
ONT
- SGU
1 stop3h 53m
American Airlines
Tue 6/307:25 am
SGU
- ONT
1 stop5h 39m
American Airlines
Deal found 6/16![American Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Mon 6/295:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Fri 7/31:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/14![United Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- SLC
1 stop19h 02m
Frontier
Wed 7/83:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Deal found 6/16![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 6/301:33 pm
ONT
- SLC
1 stop19h 02m
Frontier
Sat 7/41:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/15![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Fri 7/33:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Tue 7/141:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/14![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Fri 7/33:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Fri 7/171:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/14![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Tue 7/141:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/16![Frontier logo]()
$145
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:11 am
ONT
- SGU
1 stop4h 10m
American Airlines
Sat 7/117:25 am
SGU
- ONT
1 stop5h 37m
American Airlines
Deal found 6/16![American Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 6/14. 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.
Sun 7/126:00 am
ONT
- SGU
1 stop3h 43m
Delta
Sun 7/195:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/14![Delta logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Tue 7/211:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/16![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/156:00 am
ONT
- SLC
1 stop16h 44m
Frontier
Wed 7/226:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Deal found 6/15![Frontier logo]()
$197
This Delta deal was found by Cheapflights users on 6/16. 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 7/176:00 am
ONT
- SGU
1 stop5h 35m
Delta
Fri 7/245:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/16![Delta logo]()
$348
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 June 17, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated June 17, 2026.
This Trip.com deal was found by Cheapflights users on 6/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/13![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:38 pm
ONT
- SLC
1 stop18h 48m
Frontier
Deal found 6/16![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 8/126:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Deal found 6/15![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 stop16h 44m
Frontier
Deal found 6/17![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:49 am
ONT
- SLC
1 stop19h 42m
Frontier
Deal found 6/16![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Deal found 6/16![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Fri 7/33:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Deal found 6/15![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/2210:49 am
ONT
- SLC
1 stop11h 55m
Frontier
Deal found 6/17![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/156:00 am
ONT
- SLC
1 stop16h 44m
Frontier
Deal found 6/17![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 6/17. 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.
Tue 9/156:00 am
ONT
- SLC
1 stop5h 36m
Frontier
Deal found 6/17![Frontier logo]()
$105
This Delta deal was found by Cheapflights users on 6/15. 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 7/161:00 pm
ONT
- CDC
1 stop4h 22m
Delta
Deal found 6/15![Delta logo]()
$268
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/265:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Deal found 6/16![United Airlines logo]()
$280
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 June 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $145 (Kiwi.com) |
One-way from | $71 (Trip.com) |
Popular in | April |
Cheapest in | September |
Average price | $245 |
Good round-trip deal | $345 or less |
Good one-way deal | $209 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 June 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
Sun 7/12
6:00 am-10:43 am
1 stop3h 43m
Saint George
Sun 7/19
5:50 am-8:47 am
1 stop3h 57m
$288
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Wed 7/8
6:11 am-11:21 am
1 stop4h 10m
Saint George
Sat 7/11
7:25 am-12:02 pm
1 stop5h 37m
$318
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 9/3
6:00 am-8:48 am
Nonstop1h 48m
Salt Lake City
Sun 9/6
11:27 am-12:16 pm
Nonstop1h 49m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Tue 7/21
1:00 pm-3:47 pm
Nonstop1h 47m
Salt Lake City
Sun 7/26
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 7/24
1:00 pm-3:47 pm
Nonstop1h 47m
Salt Lake City
Sun 7/26
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 9/5
1:06 pm-3:53 pm
Nonstop1h 47m
Salt Lake City
Mon 9/7
10:45 pm-11:34 pm
Nonstop1h 49m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 8/7
1:06 pm-3:53 pm
Nonstop1h 47m
Salt Lake City
Sun 8/9
8:01 am-8:52 am
Nonstop1h 51m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 7/16
9:40 am-12:28 pm
Nonstop1h 48m
Salt Lake City
Sun 7/19
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Fri 7/17
6:00 am-12:35 pm
1 stop5h 35m
Saint George
Fri 7/24
5:50 am-8:47 am
1 stop3h 57m
$348
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 7/24
6:10 am-12:15 pm
1 stop5h 05m
Salt Lake City
Sun 7/26
6:05 am-11:15 am
2 stops6h 10m
$374
Showing 1-10 of 46 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-CDC
ONT-VEL
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-CDC
ONT-VEL
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 June 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 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 June 17, 2026.
The most flights from ONT to USUT are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 June 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.
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
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.
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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 June 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 June 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$179 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$383 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$337 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$353 | FlexibilityNo cancel fee | On-time71% |