$60+ Cheap flights from Salt Lake City to Ontario (SLC - ONT)
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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — ONT
Jul 20 — Jul 271
Round-trip
1 adult, Economy
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Find cheap flights from Salt Lake City to Ontario 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.Cheapflights Tip: The best prices from Salt Lake City to Ontario are usually found in August or April, booked 67 days in advance, depart on a Tuesday or Thursday and return on a Thursday
Cheap flight deals from Salt Lake City to Ontario
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Best
Last-minute
One-way
Cheapest flights from Salt Lake City to OntarioExplore the most affordable flight options available from Salt Lake City to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
Explore the most affordable flight options available from Salt Lake City to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Tue 9/221:31 pm
SLC
- ONT
1 stop11h 24m
Frontier
Tue 9/296:00 am
ONT
- SLC
1 stop5h 36m
Frontier
Deal found 6/18![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:05 am
SLC
- ONT
2 stops10h 09m
Frontier
Tue 7/213:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/15![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Sat 8/88:16 am
SLC
- ONT
1 stop16h 34m
Frontier
Mon 8/1010:49 am
ONT
- SLC
1 stop19h 42m
Frontier
Deal found 6/19![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Wed 7/226:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Mon 7/273:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/18![Frontier logo]()
$207
This Frontier deal was found by Cheapflights users on 6/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:51 pm
SLC
- ONT
1 stop7h 03m
Frontier
Wed 10/72:55 pm
ONT
- SLC
1 stop8h 29m
Frontier
Deal found 6/19![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Fri 8/143:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Mon 8/176:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Deal found 6/19![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Wed 7/298:58 am
ONT
- SLC
1 stop10h 08m
Frontier
Deal found 6/16![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Sat 8/153:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Mon 8/176:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Deal found 6/18![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:45 pm
SLC
- ONT
1 stop6h 10m
Frontier
Sat 9/196:00 am
ONT
- SLC
1 stop5h 36m
Frontier
Deal found 6/16![Frontier logo]()
$215
This Booking.com deal was found by Cheapflights users on 6/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:05 am
SLC
- ONT
1 stop4h 59m
Frontier
Tue 8/43:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/18![Frontier logo]()
$217
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:05 am
SLC
- ONT
1 stop4h 59m
Frontier
Wed 8/56:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Deal found 6/16![Frontier logo]()
$220
Best flights from Salt Lake City to OntarioDiscover carefully curated flight deals from Salt Lake City to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
Discover carefully curated flight deals from Salt Lake City to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
This Delta deal was found by Cheapflights users on 6/20. 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.
Fri 7/2410:59 pm
SLC
- ONT
Nonstop1h 49m
Delta
Sun 7/266:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/20![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 6/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:35 am
SLC
- ONT
2 stops6h 45m
Southwest
Mon 7/2712:50 pm
ONT
- SLC
1 stop5h 45m
Southwest
Deal found 6/19![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 6/19. 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.
Sat 8/83:29 pm
SLC
- ONT
Nonstop1h 55m
Delta
Sun 8/96:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/19![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:35 am
SLC
- ONT
2 stops6h 45m
Southwest
Sun 8/24:50 pm
ONT
- SLC
2 stops6h 05m
Southwest
Deal found 6/17![Southwest logo]()
$339
This Delta deal was found by Cheapflights users on 6/18. 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.
Sat 7/259:35 pm
SLC
- ONT
Nonstop1h 48m
Delta
Sun 7/266:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/18![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:25 pm
SLC
- ONT
2 stops5h 50m
Southwest
Sat 7/114:55 pm
ONT
- SLC
2 stops6h 20m
Southwest
Deal found 6/15![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am
SLC
- ONT
Nonstop1h 53m
Delta
Sun 9/209:45 am
ONT
- SLC
Nonstop1h 51m
Delta
Deal found 6/16![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/18. 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.
Wed 7/228:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Mon 7/276:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/18![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:35 am
SLC
- ONT
2 stops6h 45m
Southwest
Sun 7/194:50 pm
ONT
- SLC
2 stops6h 05m
Southwest
Deal found 6/16![Southwest logo]()
$408
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Sun 7/266:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/16![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/19. 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.
Sun 7/128:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Sun 7/196:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/19![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:00 am
SLC
- ONT
Nonstop1h 47m
Delta
Tue 7/216:00 am
ONT
- SLC
Nonstop1h 48m
Delta
Deal found 6/15![Delta logo]()
$389
Last-minute flights from Salt Lake City to OntarioDiscover last-minute flight deals from Salt Lake City to Ontario. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Salt Lake City to Ontario. Data last updated June 20, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Sat 7/253:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/16![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Sat 7/1111:52 am
ONT
- SLC
1 stop20h 34m
Frontier
Deal found 6/15![Frontier logo]()
$224
This Booking.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:05 am
SLC
- ONT
1 stop4h 59m
Frontier
Tue 7/71:38 pm
ONT
- SLC
1 stop18h 48m
Frontier
Deal found 6/15![Frontier logo]()
$232
This Frontier deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/113:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Wed 7/156:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Deal found 6/17![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:05 am
SLC
- ONT
2 stops10h 09m
Frontier
Tue 7/213:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/15![Frontier logo]()
$198
This Frontier deal was found by Cheapflights users on 6/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:12 pm
SLC
- ONT
1 stop11h 38m
Frontier
Wed 7/158:58 am
ONT
- SLC
1 stop10h 08m
Frontier
Deal found 6/18![Frontier logo]()
$230
This Booking.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:05 am
SLC
- ONT
1 stop4h 59m
Frontier
Thu 7/1610:49 am
ONT
- SLC
1 stop11h 55m
Frontier
Deal found 6/16![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Wed 7/226:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Mon 7/273:40 pm
ONT
- SLC
1 stop16h 46m
Frontier
Deal found 6/18![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Wed 7/298:58 am
ONT
- SLC
1 stop10h 08m
Frontier
Deal found 6/16![Frontier logo]()
$213
This Frontier deal was found by Cheapflights users on 6/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:41 pm
SLC
- ONT
1 stop9h 09m
Frontier
Sun 7/268:58 am
ONT
- SLC
1 stop10h 08m
Frontier
Deal found 6/19![Frontier logo]()
$235
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:05 am
SLC
- ONT
1 stop4h 59m
Frontier
Wed 8/56:00 am
ONT
- SLC
1 stop7h 55m
Frontier
Deal found 6/16![Frontier logo]()
$220
One-way flights from Salt Lake City to OntarioSearch for one-way flight options from Salt Lake City to Ontario. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
Search for one-way flight options from Salt Lake City to Ontario. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This Trip.com deal was found by Cheapflights users on 6/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/20![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/17![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:47 pm
SLC
- ONT
1 stop19h 16m
Frontier
Deal found 6/16![Frontier logo]()
$76
This Trip.com deal was found by Cheapflights users on 6/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:50 pm
SLC
- ONT
1 stop7h 01m
Frontier
Deal found 6/18![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
Tue 8/46:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Deal found 6/20![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
Tue 9/159:28 pm
SLC
- ONT
1 stop17h 29m
Frontier
Deal found 6/20![Frontier logo]()
$82
This Trip.com deal was found by Cheapflights users on 6/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:05 am
SLC
- ONT
1 stop18h 50m
Frontier
Deal found 6/19![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:05 am
SLC
- ONT
1 stop18h 45m
Frontier
Deal found 6/15![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:58 pm
SLC
- ONT
1 stop19h 12m
Frontier
Deal found 6/17![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:51 pm
SLC
- ONT
1 stop26h 19m
Frontier
Deal found 6/17![Frontier logo]()
$94
Find flight deals from Salt Lake City to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $189 (Kiwi.com) |
One-way from | $60 (Trip.com) |
Popular in | June |
Cheapest in | August |
Average price | $419 |
Good round-trip deal | $339 or less |
Good one-way deal | $218 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Salt Lake City to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 20, 2026.
Use the filters below to find and compare flights from Salt Lake City to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Fri 7/24
10:59 pm-11:48 pm
Nonstop1h 49m
Ontario
Sun 7/26
6:00 am-8:48 am
Nonstop1h 48m
$299
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Sat 8/8
3:29 pm-4:24 pm
Nonstop1h 55m
Ontario
Sun 8/9
6:00 am-8:48 am
Nonstop1h 48m
$299
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Thu 7/23
5:35 am-11:20 am
2 stops6h 45m
Ontario
Mon 7/27
12:50 pm-7:35 pm
1 stop5h 45m
$329
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Fri 7/31
5:35 am-11:20 am
2 stops6h 45m
Ontario
Sun 8/2
4:50 pm-11:55 pm
2 stops6h 05m
$339
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Sat 7/25
9:35 pm-10:23 pm
Nonstop1h 48m
Ontario
Sun 7/26
6:00 am-8:48 am
Nonstop1h 48m
$339
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Thu 9/17
8:00 am-8:53 am
Nonstop1h 53m
Ontario
Sun 9/20
9:45 am-12:36 pm
Nonstop1h 51m
$339
Quickest round-trip
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Wed 7/22
8:00 am-8:47 am
Nonstop1h 47m
Ontario
Mon 7/27
6:00 am-8:48 am
Nonstop1h 48m
$339
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Wed 7/22
8:00 am-8:47 am
Nonstop1h 47m
Ontario
Sun 7/26
6:00 am-8:48 am
Nonstop1h 48m
$339
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Sun 7/12
8:00 am-8:47 am
Nonstop1h 47m
Ontario
Sun 7/19
6:00 am-8:48 am
Nonstop1h 48m
$349
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Tue 7/7
5:25 pm-10:15 pm
2 stops5h 50m
Ontario
Sat 7/11
4:55 pm-12:15 am
2 stops6h 20m
$357
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Salt Lake City to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Salt Lake City to Ontario in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Salt Lake City-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Salt Lake City-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Salt Lake City-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Salt Lake City-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Salt Lake City-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Salt Lake City to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Salt Lake City with our price prediction graph.
SLC-ONT
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 Salt Lake City to Ontario
Prices
Airlines
How far ahead should I book a flight from Salt Lake City to Ontario?
The price you pay for your flight from Salt Lake City to Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Salt Lake City to Ontario?
Currently, August is the cheapest month in which you can book a flight from Salt Lake City to Ontario (average of $239). Flying from Salt Lake City to Ontario in June 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 SLC to ONT?
Find hourly flight availability from Salt Lake City to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 20, 2026.
It’s typically best to fly out from Salt Lake City to Ontario at noon. Doing so could potentially save you 71% on the flight price compared to flying in the afternoon, which is usually more expensive.
The best insider tips for Salt Lake City to Ontario flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Salt Lake City to Ontario trip
Our travel experts
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated June 20, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andFrontier from Salt Lake City to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Salt Lake City to Ontario. 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 Salt Lake City to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Salt Lake City to Ontario by cabin class
Find flights from Salt Lake City to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 20, 2026.
Salt Lake City and Ontario flights
Browse other Salt Lake City and Ontario flight options. Last updated on June 20, 2026.
Other flights from Salt Lake City
Browse through other flights departing from Salt Lake City. Flights are based on user searches made on Cheapflights and were last updated on June 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Salt Lake City to Ontario
Discover the top 3 airlines that operate flights from Salt Lake City to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$69 | Average$183 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$346 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$214 | Average$275 | FlexibilityNo cancel fee | On-time63% |