$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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Jul 6 — Jul 131
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 Juni 6, 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 Juni 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Di 6/303:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Di 7/71:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/2![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Di 8/113:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Mi 8/191:50 pm
SLC
- ONT
1 stop6h 58m
Frontier
Deal found 6/1![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Di 6/233:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Mi 6/241:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/2![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mi 7/13:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Di 7/71:47 pm
SLC
- ONT
1 stop26h 27m
Frontier
Deal found 6/4![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Mi 8/196:00 am
ONT
- SLC
1 stop16h 54m
Frontier
Mo 8/245:06 pm
SLC
- ONT
1 stop20h 36m
Frontier
Deal found 6/5![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mi 8/1910:50 am
ONT
- SLC
1 stop12h 04m
Frontier
Do 8/201:50 pm
SLC
- ONT
1 stop6h 58m
Frontier
Deal found 6/4![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Di 8/43:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
So 8/91:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/2![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mi 7/223:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Mo 7/275:02 pm
SLC
- ONT
1 stop20h 51m
Frontier
Deal found 6/2![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mi 9/23:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Mo 9/71:50 pm
SLC
- ONT
1 stop26h 19m
Frontier
Deal found 6/4![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mi 7/13:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Mo 7/61:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/4![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Sa 9/262:55 pm
ONT
- SLC
1 stop8h 29m
Frontier
Do 10/110:28 am
SLC
- ONT
1 stop6h 42m
Frontier
Deal found 6/4![Frontier logo]()
$178
This Delta deal was found by Cheapflights users on 6/4. 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.
Mi 7/156:00 am
ONT
- SGU
1 stop5h 35m
Delta
So 7/195:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/4![Delta logo]()
$308
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 Juni 6, 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 Juni 6, 2026.
This Southwest deal was found by Cheapflights users on 6/1. 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.
Di 8/116:50 am
ONT
- SLC
2 stops6h 15m
Southwest
Mi 8/1912:45 pm
SLC
- ONT
2 stops6h 40m
Southwest
Deal found 6/1![Southwest logo]()
$295
This Delta deal was found by Cheapflights users on 6/4. 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.
Mi 7/156:00 am
ONT
- SGU
1 stop5h 35m
Delta
So 7/195:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/4![Delta logo]()
$308
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Fr 6/195:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
So 6/211:48 pm
SGU
- ONT
1 stop7h 58m
United Airlines
Deal found 6/1![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 6/1. 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.
Do 11/51:35 pm
ONT
- SLC
2 stops7h 55m
Southwest
So 11/85:25 pm
SLC
- ONT
1 stop5h 30m
Southwest
Deal found 6/1![Southwest logo]()
$334
This Delta deal was found by Cheapflights users on 6/3. 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.
Fr 7/179:40 am
ONT
- SLC
Nonstop1h 48m
Delta
So 7/198:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/3![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/2. 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.
Sa 7/46:00 am
ONT
- SLC
Nonstop1h 51m
Delta
Di 7/78:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/2![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 6/2. 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.
Sa 6/274:55 pm
ONT
- SLC
2 stops6h 15m
Southwest
Do 7/29:25 pm
SLC
- ONT
1 stop3h 40m
Southwest
Deal found 6/2![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Mi 6/175:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
So 6/211:48 pm
SGU
- ONT
1 stop7h 58m
United Airlines
Deal found 6/2![United Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 6/2. 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.
Fr 7/31:00 pm
ONT
- SLC
Nonstop1h 45m
Delta
So 7/510:59 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 6/2![Delta logo]()
$339
This Booking.com deal was found by Cheapflights users on 6/4. 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.
Sa 6/2010:54 am
ONT
- VEL
2 stops31h 11m
Multiple Airlines
Mi 6/248:30 am
VEL
- ONT
2 stops29h 39m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$871
This Delta deal was found by Cheapflights users on 6/3. 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.
Do 7/161:00 pm
ONT
- SLC
Nonstop1h 47m
Delta
Mo 7/208:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/3![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Do 6/185:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Mo 6/221:48 pm
SGU
- ONT
1 stop7h 58m
United Airlines
Deal found 6/2![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 6/5. 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.
So 6/215:05 am
ONT
- SLC
1 stop5h 30m
Southwest
Fr 6/265:35 am
SLC
- ONT
2 stops6h 45m
Southwest
Deal found 6/5![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 6/2. 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.
Sa 7/46:00 am
ONT
- SLC
Nonstop1h 51m
Delta
Mo 7/68:00 am
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 6/2![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Di 6/95:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
So 6/141:48 pm
SGU
- ONT
1 stop7h 58m
United Airlines
Deal found 6/4![United Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 6/3. 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.
Mi 7/81:00 pm
ONT
- CDC
1 stop4h 17m
Delta
So 7/129:27 am
CDC
- ONT
1 stop3h 43m
Delta
Deal found 6/3![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Sa 8/225:00 am
ONT
- SGU
1 stop7h 10m
United Airlines
Di 8/251:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 6/1![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 6/5. 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.
Sa 9/512:55 pm
ONT
- SLC
Nonstop1h 48m
Delta
Mo 9/711:16 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 6/5![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Fr 7/35:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Fr 7/101:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 6/5![United Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 6/5. 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.
Fr 7/241:00 pm
ONT
- SLC
Nonstop1h 47m
Delta
So 7/268:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 6/5![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Fr 8/75:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Mo 8/105:10 am
SGU
- ONT
1 stop16h 32m
United Airlines
Deal found 6/3![United Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 6/2. 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.
Do 7/161:00 pm
ONT
- CDC
1 stop4h 22m
Delta
Mo 7/207:00 pm
CDC
- ONT
1 stop5h 48m
Delta
Deal found 6/2![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Di 8/45:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Di 8/111:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 6/4![United Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Sa 6/205:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Mi 6/241:48 pm
SGU
- ONT
1 stop7h 58m
United Airlines
Deal found 6/5![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Fr 8/285:00 am
ONT
- SGU
1 stop7h 15m
United Airlines
So 8/301:50 pm
SGU
- ONT
2 stops23h 22m
United Airlines
Deal found 6/1![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Sa 8/155:00 am
ONT
- SGU
1 stop7h 10m
United Airlines
Sa 8/225:00 am
SGU
- ONT
2 stops14h 16m
United Airlines
Deal found 6/1![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 6/3. 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.
Fr 7/31:00 pm
ONT
- CDC
1 stop4h 17m
Delta
Sa 7/119:27 am
CDC
- ONT
2 stops14h 25m
Delta
Deal found 6/3![Delta logo]()
$530
This Delta deal was found by Cheapflights users on 6/3. 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.
Mo 7/61:00 pm
ONT
- CDC
1 stop4h 17m
Delta
Fr 7/107:00 pm
CDC
- ONT
2 stops28h 52m
Delta
Deal found 6/3![Delta logo]()
$530
This Delta deal was found by Cheapflights users on 6/3. 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.
Do 7/25:21 pm
ONT
- CDC
1 stop23h 56m
Delta
Do 7/99:27 am
CDC
- ONT
1 stop3h 43m
Delta
Deal found 6/3![Delta logo]()
$590
This Delta deal was found by Cheapflights users on 6/5. 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.
Do 6/181:00 pm
ONT
- CDC
1 stop4h 17m
Delta
Fr 6/196:55 pm
CDC
- ONT
1 stop5h 54m
Delta
Deal found 6/5![Delta logo]()
$650
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated Juni 6, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated Juni 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Mo 6/228:36 pm
ONT
- SLC
1 stop22h 49m
Frontier
Mi 6/241:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/3![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Di 6/233:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Mi 6/241:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/2![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Di 6/303:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Di 7/71:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/2![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mi 7/13:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Di 7/71:47 pm
SLC
- ONT
1 stop26h 27m
Frontier
Deal found 6/4![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mi 7/13:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Mo 7/61:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/4![Frontier logo]()
$171
This Delta deal was found by Cheapflights users on 6/3. 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.
Fr 7/31:00 pm
ONT
- CDC
1 stop4h 17m
Delta
Do 7/99:27 am
CDC
- ONT
1 stop3h 43m
Delta
Deal found 6/3![Delta logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Sa 7/48:36 pm
ONT
- SLC
1 stop22h 30m
Frontier
Di 7/71:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/1![Frontier logo]()
$192
This Delta deal was found by Cheapflights users on 6/3. 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.
Di 7/71:00 pm
ONT
- CDC
1 stop4h 17m
Delta
Mo 7/137:00 pm
CDC
- ONT
1 stop5h 48m
Delta
Deal found 6/3![Delta logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Fr 7/103:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Di 7/141:47 pm
SLC
- ONT
1 stop26h 27m
Frontier
Deal found 6/3![Frontier logo]()
$194
This Delta deal was found by Cheapflights users on 6/4. 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.
Mi 7/156:00 am
ONT
- SGU
1 stop5h 35m
Delta
So 7/195:50 am
SGU
- ONT
1 stop3h 57m
Delta
Deal found 6/4![Delta logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Di 7/213:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Sa 7/251:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/2![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mi 7/223:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Mo 7/275:02 pm
SLC
- ONT
1 stop20h 51m
Frontier
Deal found 6/2![Frontier logo]()
$162
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 Juni 6, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated Juni 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Di 11/1012:57 pm
ONT
- SLC
1 stop6h 50m
Frontier
Deal found 6/3![Frontier logo]()
$58
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Di 8/2510:50 am
ONT
- SLC
1 stop12h 04m
Frontier
Deal found 6/3![Frontier logo]()
$59
This Trip.com deal was found by Cheapflights users on 6/3. 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.
Di 7/73:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/3![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Di 7/141:38 pm
ONT
- SLC
1 stop18h 48m
Frontier
Deal found 6/3![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Di 6/303:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Deal found 6/3![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Di 10/69:49 pm
ONT
- SLC
1 stop15h 07m
Frontier
Deal found 6/3![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Mi 9/26:00 am
ONT
- SLC
1 stop24h 31m
Frontier
Deal found 6/3![Frontier logo]()
$71
This Trip.com deal was found by Cheapflights users on 6/5. 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.
Di 7/283:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/5![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Mi 10/2812:57 pm
ONT
- SLC
1 stop6h 50m
Frontier
Deal found 6/5![Frontier logo]()
$74
This Delta deal was found by Cheapflights users on 6/3. 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.
Mo 7/69:40 am
ONT
- SGU
1 stop4h 03m
Delta
Deal found 6/3![Delta logo]()
$245
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Di 7/75:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Deal found 6/5![United Airlines logo]()
$250
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sa 8/85:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
Deal found 6/2![United Airlines logo]()
$253
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 Juni 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $124 (Kiwi.com) |
One-way from | $58 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $225 |
Good round-trip deal | $337 or less |
Good one-way deal | $160 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 Juni 6, 2026.
Use the filters below to find and compare flights from Ontario to Utah that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Di 8/11
6:50 am-2:05 pm
2 stops6h 15m
Salt Lake City
Mi 8/19
12:45 pm-6:25 pm
2 stops6h 40m
$295
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
Mi 7/15
6:00 am-12:35 pm
1 stop5h 35m
Saint George
So 7/19
5:50 am-8:47 am
1 stop3h 57m
$308
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Do 11/5
1:35 pm-10:30 pm
2 stops7h 55m
Salt Lake City
So 11/8
5:25 pm-9:55 pm
1 stop5h 30m
$334
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fr 7/17
9:40 am-12:28 pm
Nonstop1h 48m
Salt Lake City
So 7/19
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sa 7/4
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
Di 7/7
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fr 7/3
1:00 pm-3:45 pm
Nonstop1h 45m
Salt Lake City
So 7/5
10:59 pm-11:49 pm
Nonstop1h 50m
$339
Quickest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Do 7/16
1:00 pm-3:47 pm
Nonstop1h 47m
Salt Lake City
Mo 7/20
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sa 7/4
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
Mo 7/6
8:00 am-8:50 am
Nonstop1h 50m
$339
OntarioCedar City
ONT - CDC
ONTCDC
Ontario
Mi 7/8
1:00 pm-6:17 pm
1 stop4h 17m
Cedar City
So 7/12
9:27 am-12:10 pm
1 stop3h 43m
$342
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sa 6/27
4:55 pm-12:10 am
2 stops6h 15m
Salt Lake City
Do 7/2
9:25 pm-12:05 am
1 stop3h 40m
$343
Showing 1-10 of 58 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 Juni 6, 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.
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 Juni 6, 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.
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
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.
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 Juni 6, 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 Juni 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$178 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$337 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$306 | FlexibilityNo cancel fee | On-time71% |