$72+ Cheap flights from Ontario to Salt Lake City (ONT - SLC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Salt Lake City 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 Ontario to Salt Lake City are usually found in January or February, booked 65 days in advance, depart on a Thursday or Saturday and return on a Sunday
Cheap flight deals from Ontario to Salt Lake City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to Salt Lake CityExplore the most affordable flight options available from Ontario to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
Explore the most affordable flight options available from Ontario to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/146:30 am -
1 stop7h 51m
Wed 11/184:16 pm -
1 stop8h 35m
Deal found 10/16![Frontier logo]()
$127
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:00 am -
1 stop5h 32m
Mon 12/146:34 am -
1 stop5h 11m
Deal found 10/15![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:52 am -
1 stop11h 25m
Sat 11/78:00 am -
1 stop16h 51m
Deal found 10/15![Frontier logo]()
$154
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 am -
1 stop5h 32m
Tue 12/81:17 pm -
1 stop10h 00m
Deal found 10/15![Frontier logo]()
$159
This Super.com deal was found by Cheapflights users on 10/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop27h 08m
Tue 12/1511:03 am -
1 stop12h 14m
Deal found 10/15![Frontier logo]()
$173
This FlightHub deal was found by Cheapflights users on 10/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:30 am -
1 stop16h 10m
Tue 12/2211:57 am -
1 stop13h 16m
Deal found 10/15![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Tue 11/106:30 am -
1 stop7h 51m
Fri 11/134:16 pm -
1 stop19h 26m
Deal found 10/19![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/911:30 am -
1 stop9h 05m
Sun 12/131:17 pm -
1 stop22h 28m
Deal found 10/15![Frontier logo]()
$191
This Booking.com deal was found by Cheapflights users on 10/16. 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.
Sat 12/126:00 am -
1 stop5h 32m
Tue 12/156:34 am -
1 stop5h 11m
Deal found 10/16![Frontier logo]()
$192
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:35 am -
1 stop24h 41m
Sat 11/149:28 am -
1 stop7h 53m
Deal found 10/19![Frontier logo]()
$198
This Frontier deal was found by Cheapflights users on 10/19. 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 11/2411:40 am -
1 stop10h 54m
Wed 12/22:07 pm -
1 stop5h 04m
Deal found 10/19![Frontier logo]()
$200
Best flights from Ontario to Salt Lake CityDiscover carefully curated flight deals from Ontario to Salt Lake City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Ontario to Salt Lake City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This Southwest deal was found by Cheapflights users on 10/19. 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.
Tue 11/171:30 pm -
2 stops6h 45m
Tue 11/245:20 am -
1 stop3h 45m
Deal found 10/19![Southwest logo]()
$253
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
Nonstop1h 49m
Sat 11/2811:30 am -
Nonstop1h 50m
Deal found 10/14![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/16. 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 1/146:00 am -
Nonstop1h 51m
Sat 1/1611:35 am -
Nonstop1h 55m
Deal found 10/16![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
Nonstop1h 49m
Fri 11/2711:30 am -
Nonstop1h 50m
Deal found 10/15![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am -
Nonstop1h 49m
Wed 12/211:23 am -
Nonstop1h 54m
Deal found 10/14![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/16. 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 11/196:00 am -
Nonstop1h 49m
Sun 11/223:27 pm -
Nonstop1h 57m
Deal found 10/16![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/18. 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.
Fri 11/201:15 pm -
Nonstop1h 48m
Sun 11/223:27 pm -
Nonstop1h 57m
Deal found 10/18![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/18. 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.
Mon 11/236:00 am -
Nonstop1h 49m
Sat 11/2810:59 pm -
Nonstop1h 50m
Deal found 10/18![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/17. 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.
Mon 11/165:04 pm -
Nonstop1h 55m
Sat 11/219:25 pm -
Nonstop1h 51m
Deal found 10/17![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/221:00 pm -
Nonstop1h 52m
Tue 1/2611:35 am -
Nonstop1h 55m
Deal found 10/16![Delta logo]()
$359
Last-minute flights from Ontario to Salt Lake CityDiscover last-minute flight deals from Ontario to Salt Lake City. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Salt Lake City. Data last updated October 20, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:52 am -
1 stop11h 25m
Sat 11/78:00 am -
1 stop16h 51m
Deal found 10/15![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Tue 11/106:30 am -
1 stop7h 51m
Fri 11/134:16 pm -
1 stop19h 26m
Deal found 10/19![Frontier logo]()
$189
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:35 am -
1 stop24h 41m
Sat 11/149:28 am -
1 stop7h 53m
Deal found 10/19![Frontier logo]()
$198
This Booking.com deal was found by Cheapflights users on 10/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
1 stop7h 51m
Thu 11/1211:46 am -
1 stop23h 56m
Deal found 10/19![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/126:30 am -
1 stop7h 51m
Thu 11/194:16 pm -
1 stop8h 35m
Deal found 10/16![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/146:30 am -
1 stop7h 51m
Wed 11/184:16 pm -
1 stop8h 35m
Deal found 10/16![Frontier logo]()
$127
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
1 stop16h 47m
Wed 12/22:07 pm -
1 stop23h 53m
Deal found 10/19![Frontier logo]()
$207
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:01 pm -
1 stop6h 10m
Thu 11/263:16 pm -
1 stop9h 58m
Deal found 10/19![Frontier logo]()
$206
This Frontier deal was found by Cheapflights users on 10/19. 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 11/2411:40 am -
1 stop10h 54m
Wed 12/22:07 pm -
1 stop5h 04m
Deal found 10/19![Frontier logo]()
$200
One-way flights from Ontario to Salt Lake CitySearch for one-way flight options from Ontario to Salt Lake City. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Ontario to Salt Lake City. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:00 am -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$72
This Booking.com deal was found by Cheapflights users on 10/15. 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.
Fri 12/116:00 am -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$73
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:45 am -
1 stop4h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$79
This Trip.com deal was found by Cheapflights users on 10/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:00 am -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Frontier logo]()
$86
This Trip.com deal was found by Cheapflights users on 10/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:52 am -
1 stop26h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$93
This Trip.com deal was found by Cheapflights users on 10/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:30 am -
1 stop16h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 10/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:00 am -
1 stop4h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 10/19. 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 11/106:30 am -
1 stop7h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Frontier logo]()
$100
This Jetabroad deal was found by Cheapflights users on 10/15. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:00 am -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$102
This Trip.com deal was found by Cheapflights users on 10/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:52 am -
1 stop21h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$104
This Jetabroad deal was found by Cheapflights users on 10/15. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2211:42 am -
1 stop22h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 10/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
1 stop7h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$106
Find flight deals from Ontario to Salt Lake City
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Salt Lake City (SLC). 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 October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $127 (Kiwi.com) |
One-way from | $71 (Mytrip) |
Popular in | July |
Cheapest in | January |
Average price | $378 |
Good round-trip deal | $352 or less |
Good one-way deal | $193 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Salt Lake City 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 7,457,451 searches. Data last updated October 20, 2026.
Use the filters below to find and compare flights from Ontario to Salt Lake City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Thu 12/10
6:00 am-8:50 am
Nonstop1h 50m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Thu 12/31
6:00 am-8:53 am
Nonstop1h 53m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Sat 1/9
1:00 pm-3:52 pm
Nonstop1h 52m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Sun 12/13
1:11 pm-4:04 pm
Nonstop1h 53m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Wed 12/30
1:01 pm-3:59 pm
Nonstop1h 58m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
Quickest round-trip
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Sat 11/14
1:15 pm-4:00 pm
Nonstop1h 45m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Wed 11/25
6:00 am-8:49 am
Nonstop1h 49m
Salt Lake City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Tue 11/17
1:30 pm-9:15 pm
2 stops6h 45m
Salt Lake City
Tue 11/24
5:20 am-8:05 am
1 stop3h 45m
$253
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Sun 11/22
6:00 am-8:49 am
Nonstop1h 49m
Salt Lake City
Sat 11/28
11:30 am-12:20 pm
Nonstop1h 50m
$359
OntarioSalt Lake City
ONT Ontario - SLC Salt Lake City
ONTSLC
Ontario
Thu 1/14
6:00 am-8:51 am
Nonstop1h 51m
Salt Lake City
Sat 1/16
11:35 am-12:30 pm
Nonstop1h 55m
$359
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Ontario to Salt Lake City
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 Ontario to Salt Lake City in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Salt Lake City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Salt Lake City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Salt Lake City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Salt Lake City 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 Ontario-Salt Lake City 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 Ontario to Salt Lake City
Have a flexible travel schedule? Discover the best time to fly to Salt Lake City from Ontario with our price prediction graph.
ONT-SLC
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 Salt Lake City
Prices
Airlines
More
How far ahead should I book a flight from Ontario to Salt Lake City?
The price you pay for your flight from Ontario to Salt Lake City may vary depending on when you book. For the best chance of a lower fare, look to book 64 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 Ontario to Salt Lake City?
Currently, January is the cheapest month in which you can book a flight from Ontario to Salt Lake City (average of $238). Flying from Ontario to Salt Lake City 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 SLC?
Find hourly flight availability from Ontario to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 74% on flights from Ontario to Salt Lake City by exploring options for tickets in the evening.
What’s the top layover airport for flights from Ontario to Salt Lake City?
Share of 1-stop round-trip flights from Ontario to Salt Lake City chosen by Cheapflights users in the past 12 months, using the same layover each way.
Las Vegas (LAS) – chosen by Cheapflights users on 86% of 1-stop itineraries from Ontario to Salt Lake City on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Salt Lake City?
Average round-trip fare for 1-stop flights from Ontario to Salt Lake City, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $224.
What’s the fastest layover option from Ontario to Salt Lake City?
Shortest average travel time for 1-stop one-way flights from Ontario to Salt Lake City, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Sacramento (SMF) have the shortest average one-way travel time for 1-stop routes: 3h 40m.
Which airport typically offers the quickest layover for flights from Ontario to Salt Lake City?
Average layover duration for 1-stop one-way flights from Ontario to Salt Lake City, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Sacramento (SMF) offer the fastest connection on this route, with an average layover time of 0h 58m.
The best insider tips for Ontario to Salt Lake City 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 Ontario to Salt Lake City trip
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Reviews of airlines servicing Salt Lake City
Get insights into the airlines that provide service to Salt Lake City. 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 Salt Lake City. Reviews last updated October 20, 2026.
Read reviews from past customers who have flown Southwest,Delta, andFrontier from Ontario to Salt Lake City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Salt Lake City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Salt Lake City?
Book flights to Salt Lake City if you plan to visit one of these locationsLehi
Farmington
Midvale
West Valley City
Bountiful
Draper
Alta
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Top 3 airlines flying from Ontario to Salt Lake City
Discover the top 3 airlines that operate flights from Ontario to Salt Lake City. 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 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$345 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$268 | Average$396 | FlexibilityNo cancel fee | On-timeN/A |