$56+ Cheap flights from Ontario (ONT) to Utah
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
jun. 20 — jun. 271
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Utah with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Utah
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Cheapest flights from Ontario to UtahExplore the most affordable flight options available from Ontario to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mai 21, 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 mai 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
ti. 6/163:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/19![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
ti. 7/73:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
ti. 7/2110:41 pm
SLC
- ONT
1 stop12h 22m
Frontier
Deal found 5/16![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
on. 6/173:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/19![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
ti. 7/143:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
ma. 7/201:50 pm
SLC
- ONT
1 stop26h 17m
Frontier
Deal found 5/19![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
on. 6/243:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/18![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
to. 8/63:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
ma. 8/101:50 pm
SLC
- ONT
1 stop7h 03m
Frontier
Deal found 5/16![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
on. 7/83:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
ti. 7/141:47 pm
SLC
- ONT
1 stop26h 27m
Frontier
Deal found 5/20![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
ma. 6/1511:58 am
ONT
- SLC
1 stop20h 37m
Frontier
ti. 6/231:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/16![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
on. 6/173:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
on. 6/241:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/20![Frontier logo]()
$163
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 6/96:00 am
ONT
- SGU
1 stop3h 45m
Delta
ma. 6/158:50 am
SGU
- ONT
1 stop4h 20m
Delta
Deal found 5/20![Delta logo]()
$288
This American Airlines deal was found by Cheapflights users on 5/16. 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.
fr. 7/177:14 pm
ONT
- SGU
1 stop3h 48m
American Airlines
lø. 7/185:30 pm
SGU
- ONT
1 stop5h 15m
American Airlines
Deal found 5/16![American Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 6/96:00 am
ONT
- SGU
1 stop3h 45m
Delta
lø. 6/138:50 am
SGU
- ONT
1 stop4h 20m
Delta
Deal found 5/20![Delta logo]()
$356
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 mai 21, 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 mai 21, 2026.
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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. 10/165:05 pm
ONT
- SLC
Nonstop1h 49m
Delta
sø. 10/183:25 pm
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 5/19![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
fr. 6/58:45 pm
ONT
- SLC
1 stop3h 40m
Southwest
sø. 6/75:55 am
SLC
- ONT
2 stops6h 20m
Southwest
Deal found 5/18![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 5/16. 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.
ti. 7/145:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
to. 7/161:48 pm
SGU
- ONT
1 stop7h 54m
United Airlines
Deal found 5/16![United Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 5/16. 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.
fr. 7/177:14 pm
ONT
- SGU
1 stop3h 48m
American Airlines
sø. 7/195:31 pm
SGU
- ONT
1 stop5h 13m
American Airlines
Deal found 5/16![American Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 5/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 9/55:05 pm
ONT
- SLC
Nonstop1h 48m
Delta
ma. 9/711:35 am
SLC
- ONT
Nonstop1h 54m
Delta
Deal found 5/17![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 5/16. 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.
fr. 8/216:00 am
ONT
- SLC
Nonstop1h 48m
Delta
sø. 8/2311:16 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 5/16![Delta logo]()
$339
This KAYAK deal was found by Cheapflights users on 5/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/216:02 am
ONT
- VEL
2 stops12h 03m
Multiple Airlines
ma. 8/248:30 am
VEL
- ONT
2 stops15h 54m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$789
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
on. 7/81:00 pm
ONT
- SLC
Nonstop1h 47m
Delta
sø. 7/128:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Deal found 5/20![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
to. 6/181:00 pm
ONT
- SLC
Nonstop1h 45m
Delta
ma. 6/228:00 am
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 5/19![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
ti. 6/25:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
lø. 6/61:48 pm
SGU
- ONT
1 stop7h 58m
United Airlines
Deal found 5/18![United Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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
sø. 7/1911:21 am
SLC
- ONT
Nonstop1h 49m
Delta
Deal found 5/18![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 5/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 6/246:00 am
ONT
- SLC
Nonstop1h 51m
Delta
ti. 6/3010:59 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 5/17![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
ti. 8/45:00 am
ONT
- SGU
1 stop7h 13m
United Airlines
ti. 8/111:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 5/19![United Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
sø. 6/286:00 am
ONT
- SLC
Nonstop1h 51m
Delta
fr. 7/310:59 pm
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 5/20![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
lø. 8/151:18 pm
ONT
- SGU
1 stop7h 56m
United Airlines
on. 8/191:50 pm
SGU
- ONT
1 stop8h 03m
United Airlines
Deal found 5/19![United Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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. 9/47:00 am
ONT
- SLC
1 stop8h 40m
Delta
sø. 9/611:35 am
SLC
- ONT
Nonstop1h 54m
Delta
Deal found 5/20![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
to. 10/221:18 pm
ONT
- SGU
1 stop7h 59m
United Airlines
ti. 10/271:45 pm
SGU
- ONT
1 stop7h 35m
United Airlines
Deal found 5/21![United Airlines logo]()
$590
This Delta deal was found by Cheapflights users on 5/16. 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.
fr. 8/285:06 pm
ONT
- SGU
1 stop3h 50m
Delta
sø. 8/305:50 am
SGU
- ONT
1 stop3h 58m
Delta
Deal found 5/16![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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. 6/129:40 am
ONT
- SLC
Nonstop1h 49m
Delta
sø. 6/218:00 am
SLC
- ONT
Nonstop1h 50m
Delta
Deal found 5/20![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
lø. 10/31:00 pm
ONT
- CDC
1 stop4h 19m
Delta
sø. 10/47:00 pm
CDC
- ONT
1 stop5h 44m
Delta
Deal found 5/19![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 5/16. 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.
fr. 6/129:40 am
ONT
- SLC
Nonstop1h 49m
Delta
ma. 6/1511:19 am
SLC
- ONT
Nonstop1h 51m
Delta
Deal found 5/16![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
to. 6/41:29 pm
ONT
- CDC
1 stop3h 46m
Delta
sø. 6/76:55 pm
CDC
- ONT
1 stop5h 54m
Delta
Deal found 5/20![Delta logo]()
$432
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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. 7/171:00 pm
ONT
- CDC
1 stop4h 22m
Delta
lø. 7/187:00 pm
CDC
- ONT
1 stop4h 23m
Delta
Deal found 5/18![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
to. 6/116:00 am
ONT
- SGU
1 stop3h 45m
Delta
fr. 6/128:50 am
SGU
- ONT
1 stop4h 20m
Delta
Deal found 5/20![Delta logo]()
$500
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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. 6/51:29 pm
ONT
- CDC
1 stop3h 46m
Delta
ti. 6/99:27 am
CDC
- ONT
1 stop3h 43m
Delta
Deal found 5/20![Delta logo]()
$638
Last-minute flights from Ontario to UtahDiscover last-minute flight deals from Ontario to Utah. Data last updated mai 21, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Utah. Data last updated mai 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 6/96:00 am
ONT
- SGU
1 stop3h 45m
Delta
ma. 6/158:50 am
SGU
- ONT
1 stop4h 20m
Delta
Deal found 5/20![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 6/96:00 am
ONT
- SGU
1 stop3h 45m
Delta
lø. 6/138:50 am
SGU
- ONT
1 stop4h 20m
Delta
Deal found 5/20![Delta logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
ma. 6/1511:58 am
ONT
- SLC
1 stop20h 37m
Frontier
ti. 6/231:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/16![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
ma. 6/153:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ma. 6/221:50 pm
SLC
- ONT
1 stop26h 18m
Frontier
Deal found 5/16![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
ti. 6/163:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/19![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
ti. 6/163:34 pm
ONT
- SLC
2 stops14h 57m
Frontier
ti. 6/231:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/16![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
on. 6/173:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/19![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
on. 6/173:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
on. 6/241:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/20![Frontier logo]()
$163
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
to. 6/187:13 pm
ONT
- SGU
1 stop38h 50m
American Airlines
on. 6/2411:33 am
SGU
- ONT
1 stop11h 24m
American Airlines
Deal found 5/19![American Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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. 6/193:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/231:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/19![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
on. 6/243:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/18![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
to. 6/258:36 pm
ONT
- SLC
1 stop22h 49m
Frontier
ti. 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 5/17![Frontier logo]()
$169
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 mai 21, 2026.
Search for one-way flight options from Ontario to Utah. Find affordable one-way fares based on user searches. Data last updated mai 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
ti. 6/163:34 pm
ONT
- SLC
1 stop17h 01m
Frontier
Deal found 5/17![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 10/132:58 pm
ONT
- SLC
1 stop5h 05m
Frontier
Deal found 5/20![Frontier logo]()
$58
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
on. 8/123:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 5/20![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
ti. 9/292:55 pm
ONT
- SLC
1 stop8h 29m
Frontier
Deal found 5/19![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 7/286:00 am
ONT
- SLC
1 stop24h 31m
Frontier
Deal found 5/20![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
ti. 7/213:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 5/20![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
lø. 8/296:00 am
ONT
- SLC
1 stop16h 54m
Frontier
Deal found 5/16![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
on. 7/223:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 5/19![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
lø. 10/312:35 pm
ONT
- SLC
1 stop8h 49m
Frontier
Deal found 5/20![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
ma. 10/122:58 pm
ONT
- SLC
1 stop5h 05m
Frontier
Deal found 5/19![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
to. 9/242:58 pm
ONT
- SLC
1 stop5h 05m
Frontier
Deal found 5/20![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
to. 10/82:55 pm
ONT
- SLC
1 stop28h 38m
Frontier
Deal found 5/20![Frontier logo]()
$88
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 mai 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $113 (Kiwi.com) |
One-way from | $56 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $210 |
Good round-trip deal | $321 or less |
Good one-way deal | $152 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 mai 21, 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
fr. 10/16
5:05 pm-7:54 pm
Nonstop1h 49m
Salt Lake City
sø. 10/18
3:25 pm-4:12 pm
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
lø. 9/5
5:05 pm-7:53 pm
Nonstop1h 48m
Salt Lake City
ma. 9/7
11:35 am-12:29 pm
Nonstop1h 54m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
fr. 8/21
6:00 am-8:48 am
Nonstop1h 48m
Salt Lake City
sø. 8/23
11:16 am-12:05 pm
Nonstop1h 49m
$339
Quickest round-trip
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
on. 7/8
1:00 pm-3:47 pm
Nonstop1h 47m
Salt Lake City
sø. 7/12
8:00 am-8:47 am
Nonstop1h 47m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
to. 6/18
1:00 pm-3:45 pm
Nonstop1h 45m
Salt Lake City
ma. 6/22
8:00 am-8:50 am
Nonstop1h 50m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
fr. 7/17
9:40 am-12:28 pm
Nonstop1h 48m
Salt Lake City
sø. 7/19
11:21 am-12:10 pm
Nonstop1h 49m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
on. 6/24
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
ti. 6/30
10:59 pm-11:49 pm
Nonstop1h 50m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
sø. 6/28
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
fr. 7/3
10:59 pm-11:49 pm
Nonstop1h 50m
$339
OntarioSalt Lake City
ONT - SLC
ONTSLC
Ontario
fr. 9/4
7:00 am-4:40 pm
1 stop8h 40m
Salt Lake City
sø. 9/6
11:35 am-12:29 pm
Nonstop1h 54m
$349
OntarioSaint George
ONT - SGU
ONTSGU
Ontario
fr. 8/28
5:06 pm-9:56 pm
1 stop3h 50m
Saint George
sø. 8/30
5:50 am-8:48 am
1 stop3h 58m
$387
Showing 1-10 of 50 resultsSorted by cheapest first
Best time to book a flight from Ontario to Utah
Have a flexible travel schedule? Discover the best time to fly to Utah from Ontario with our price prediction graph.
ONT-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, September is the cheapest month in which you can book a flight from Ontario to Utah (average of $58). Flying from Ontario to Utah in July is currently the most expensive (average of $174). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to UT?
Find hourly flight availability from Ontario to Utah. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mai 21, 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 73% 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 mai 21, 2026.
The most flights from ONT to USUT are scheduled on a Tuesday (13 on average). You will have fewer flight options on Sunday, 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 mai 21, 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.
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Utah. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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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 mai 21, 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 mai 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$176 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$337 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$306 | FlexibilityNo cancel fee | On-time71% |