$72+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Sep 3 — Sep 101
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
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
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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 August 4, 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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Wed 9/234:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/911:45 am
ONT
- SLC
1 stop21h 56m
Frontier
Mon 9/214:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/31![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/1211:45 am
ONT
- SLC
1 stop26h 36m
Frontier
Sat 9/194:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/1411:45 am
ONT
- SLC
1 stop21h 56m
Frontier
Sat 9/194:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Sat 8/297:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/31![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/82:55 pm
ONT
- SLC
1 stop16h 08m
Frontier
Mon 10/129:28 pm
SLC
- ONT
1 stop14h 15m
Frontier
Deal found 7/30![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/156:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Fri 9/1811:40 am
SLC
- ONT
1 stop23h 50m
Frontier
Deal found 7/30![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/146:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Fri 9/1811:40 am
SLC
- ONT
1 stop23h 50m
Frontier
Deal found 7/30![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/257:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Wed 8/267:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/30![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/1211:45 am
ONT
- SLC
1 stop11h 14m
Frontier
Fri 9/1811:40 am
SLC
- ONT
1 stop23h 50m
Frontier
Deal found 7/30![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 9/310:49 am
ONT
- SLC
1 stop12h 10m
Frontier
Tue 9/87:08 pm
SLC
- ONT
1 stop16h 22m
Frontier
Deal found 7/29![Frontier logo]()
$166
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Sat 9/196:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Mon 9/284:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$168
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 August 4, 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 August 4, 2026.
This Frontier deal was found by Cheapflights users on 8/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am
ONT
- SLC
1 stop10h 29m
Frontier
Tue 9/224:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 8/3![Frontier logo]()
$202
This Southwest deal was found by Cheapflights users on 8/2. 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.
Fri 9/1112:50 pm
ONT
- SLC
1 stop7h 30m
Southwest
Sun 9/137:05 am
SLC
- ONT
1 stop4h 35m
Southwest
Deal found 8/2![Southwest logo]()
$303
This Delta deal was found by Cheapflights users on 8/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:11 pm
ONT
- SLC
Nonstop1h 55m
Delta
Mon 11/3011:04 pm
SLC
- ONT
Nonstop1h 54m
Delta
Deal found 8/1![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:24 pm
ONT
- SGU
1 stop7h 50m
United Airlines
Wed 10/148:30 am
SGU
- ONT
1 stop5h 16m
United Airlines
Deal found 7/30![United Airlines logo]()
$358
This Frontier deal was found by Cheapflights users on 8/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 am
ONT
- SLC
1 stop11h 23m
Frontier
Mon 9/76:05 am
SLC
- ONT
1 stop4h 59m
Frontier
Deal found 8/3![Frontier logo]()
$272
This Delta deal was found by Cheapflights users on 8/2. 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.
Wed 9/239:52 am
ONT
- SLC
Nonstop1h 54m
Delta
Sun 9/278:05 am
SLC
- ONT
Nonstop1h 57m
Delta
Deal found 8/2![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 11/236:00 am
ONT
- SLC
Nonstop1h 51m
Delta
Fri 11/279:15 pm
SLC
- ONT
Nonstop1h 53m
Delta
Deal found 7/31![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Sat 8/295:00 am
ONT
- SGU
1 stop7h 10m
United Airlines
Wed 9/21:50 pm
SGU
- ONT
1 stop8h 04m
United Airlines
Deal found 8/3![United Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 10/156:00 am
ONT
- SLC
Nonstop1h 54m
Delta
Tue 10/2011:30 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 8/2![Delta logo]()
$309
This KAYAK deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:02 am
ONT
- VEL
2 stops11h 58m
Multiple Airlines
Thu 9/178:30 am
VEL
- ONT
2 stops15h 54m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$806
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Sat 8/225:00 am
ONT
- SGU
1 stop7h 10m
United Airlines
Sat 8/291:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 8/2![United Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 8/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am
ONT
- SLC
Nonstop1h 49m
Delta
Sun 9/1310:55 pm
SLC
- ONT
Nonstop1h 52m
Delta
Deal found 8/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 8/2. 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.
Fri 11/206:00 am
ONT
- SLC
Nonstop1h 51m
Delta
Tue 11/2411:04 pm
SLC
- ONT
Nonstop1h 54m
Delta
Deal found 8/2![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/78:01 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 7/31![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 8/3. 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.
Thu 12/315:05 pm
ONT
- SLC
Nonstop1h 49m
Delta
Sat 1/210:55 pm
SLC
- ONT
Nonstop1h 53m
Delta
Deal found 8/3![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/281:18 pm
ONT
- SGU
1 stop7h 56m
United Airlines
Wed 9/25:00 am
SGU
- ONT
1 stop8h 50m
United Airlines
Deal found 7/30![United Airlines logo]()
$461
This Delta deal was found by Cheapflights users on 8/2. 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.
Fri 10/166:00 am
ONT
- SLC
Nonstop1h 54m
Delta
Mon 10/198:02 am
SLC
- ONT
Nonstop1h 53m
Delta
Deal found 8/2![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/315:00 am
ONT
- SGU
1 stop7h 15m
United Airlines
Fri 9/41:50 pm
SGU
- ONT
3 stops31h 11m
United Airlines
Deal found 7/31![United Airlines logo]()
$527
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 10/91:24 pm
ONT
- CDC
1 stop3h 54m
Delta
Mon 10/129:30 am
CDC
- ONT
1 stop3h 51m
Delta
Deal found 8/3![Delta logo]()
$362
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:00 am
ONT
- SGU
1 stop7h 15m
United Airlines
Sat 8/2910:55 am
SGU
- ONT
2 stops26h 17m
United Airlines
Deal found 7/30![United Airlines logo]()
$537
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/141:06 pm
ONT
- CDC
1 stop4h 12m
Delta
Tue 8/189:27 am
CDC
- ONT
1 stop3h 49m
Delta
Deal found 7/30![Delta logo]()
$462
This Delta deal was found by Cheapflights users on 8/3. 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.
Sat 9/126:00 am
ONT
- SGU
1 stop5h 40m
Delta
Mon 9/148:50 am
SGU
- ONT
1 stop4h 24m
Delta
Deal found 8/3![Delta logo]()
$479
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Sat 8/297:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/31![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/257:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Wed 8/267:08 pm
SLC
- ONT
1 stop5h 42m
Frontier
Deal found 7/30![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 9/310:49 am
ONT
- SLC
1 stop12h 10m
Frontier
Tue 9/87:08 pm
SLC
- ONT
1 stop16h 22m
Frontier
Deal found 7/29![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/911:45 am
ONT
- SLC
1 stop21h 56m
Frontier
Mon 9/214:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/31![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/116:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Thu 9/1711:40 am
SLC
- ONT
1 stop13h 07m
Frontier
Deal found 7/31![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/1211:45 am
ONT
- SLC
1 stop26h 36m
Frontier
Sat 9/194:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/1211:45 am
ONT
- SLC
1 stop11h 14m
Frontier
Fri 9/1811:40 am
SLC
- ONT
1 stop23h 50m
Frontier
Deal found 7/30![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/1411:45 am
ONT
- SLC
1 stop21h 56m
Frontier
Sat 9/194:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/146:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Fri 9/1811:40 am
SLC
- ONT
1 stop23h 50m
Frontier
Deal found 7/30![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/156:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Thu 9/1711:40 am
SLC
- ONT
1 stop13h 07m
Frontier
Deal found 7/30![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Wed 9/234:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$141
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Sat 9/196:15 am
ONT
- SLC
1 stop8h 06m
Frontier
Mon 9/284:16 pm
SLC
- ONT
1 stop8h 31m
Frontier
Deal found 7/30![Frontier logo]()
$168
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 August 4, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Mon 9/76:00 am
ONT
- SLC
1 stop24h 31m
Frontier
Deal found 7/30![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/911:45 am
ONT
- SLC
1 stop21h 56m
Frontier
Deal found 7/30![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/86:00 am
ONT
- SLC
1 stop16h 59m
Frontier
Deal found 7/31![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:35 pm
ONT
- SLC
1 stop16h 28m
Frontier
Deal found 7/30![Frontier logo]()
$75
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Wed 9/27:56 pm
ONT
- SLC
1 stop27h 03m
Frontier
Deal found 7/30![Frontier logo]()
$76
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:56 pm
ONT
- SLC
1 stop27h 03m
Frontier
Deal found 8/1![Frontier logo]()
$77
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Sat 8/227:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Deal found 7/30![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/17:56 pm
ONT
- SLC
1 stop10h 35m
Frontier
Deal found 7/30![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/276:00 am
ONT
- SLC
1 stop24h 31m
Frontier
Deal found 7/30![Frontier logo]()
$81
This Super.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Mon 10/58:00 am
ONT
- SLC
1 stop3h 43m
Frontier
Deal found 7/31![Frontier logo]()
$83
This Super.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Thu 9/172:30 pm
ONT
- SLC
1 stop3h 59m
Frontier
Deal found 7/30![Frontier logo]()
$84
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/291:18 pm
ONT
- SGU
1 stop22h 57m
United Airlines
Deal found 7/29![United Airlines logo]()
$252
Find flight deals from Ontario to Utah
Keep the following information in mind while searching for Ontario to Utah flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $141 (Kiwi.com) |
One-way from | $72 (Trip.com) |
Popular in | July |
Cheapest in | September |
Average price | $183 |
Good round-trip deal | $306 or less |
Good one-way deal | $202 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 August 4, 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
Thu 9/17
8:00 am-7:29 pm
1 stop10h 29m
Salt Lake City
Tue 9/22
4:16 pm-11:47 pm
1 stop8h 31m
$202
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 9/5
6:00 am-6:23 pm
1 stop11h 23m
Salt Lake City
Mon 9/7
6:05 am-10:04 am
1 stop4h 59m
$272
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 9/11
12:50 pm-9:20 pm
1 stop7h 30m
Salt Lake City
Sun 9/13
7:05 am-10:40 am
1 stop4h 35m
$303
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 11/26
5:11 pm-8:06 pm
Nonstop1h 55m
Salt Lake City
Mon 11/30
11:04 pm-11:58 pm
Nonstop1h 54m
$309
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Wed 9/23
9:52 am-12:46 pm
Nonstop1h 54m
Salt Lake City
Sun 9/27
8:05 am-9:02 am
Nonstop1h 57m
$309
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Mon 11/23
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
Fri 11/27
9:15 pm-10:08 pm
Nonstop1h 53m
$309
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 10/15
6:00 am-8:54 am
Nonstop1h 54m
Salt Lake City
Tue 10/20
11:30 am-12:21 pm
Nonstop1h 51m
$309
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Thu 9/10
6:00 am-8:49 am
Nonstop1h 49m
Salt Lake City
Sun 9/13
10:55 pm-11:47 pm
Nonstop1h 52m
$309
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Fri 11/20
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
Tue 11/24
11:04 pm-11:58 pm
Nonstop1h 54m
$309
Quickest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
Sat 9/5
1:06 pm-3:53 pm
Nonstop1h 47m
Salt Lake City
Mon 9/7
8:01 am-8:52 am
Nonstop1h 51m
$309
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Ontario to Utah
Have a flexible travel schedule? Discover the best time to fly to Utah from Ontario with our price prediction graph.
ONT-SLC
ONT-SGU
ONT-VEL
ONT-CDC
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Utah
ONT-USUT
ONT-SLC
ONT-SGU
ONT-VEL
ONT-CDC
What is the cheapest month to book a flight from Ontario to Utah?
Currently, January is the cheapest month in which you can book a flight from Ontario to Utah (average of $256). Flying from Ontario to Utah in July is currently the most expensive (average of $419). 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 August 4, 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 August 4, 2026.
The most flights from ONT to USUT are scheduled on a Sunday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Ontario to Utah?
Airfare is below average for this route at the moment.
Ontario to Utah flights typically cost between $199 and $339 in September.The cheapest round-trip price found within the last 5 days was $141 on Frontier (Sep 16-Sep 23).
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 August 4, 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
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Utah. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Utah
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Utah by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Utah by cabin class
Find flights from Ontario to Utah, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Utah flights
Browse other Ontario and Utah flight options. Last updated on August 4, 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$176 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$370 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$353 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$238 | Average$337 | FlexibilityNo cancel fee | On-time63% |