SLC's expanded security checkpoint ensures a smooth departure. Enjoy local dining options like craft beer and tacos at The Plaza post-security.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $128 (Frontier) |
One-way from | $63 (Trip.com) |
Popular in | November |
Cheapest in | January |
Average price | $299 |
Good round-trip deal | $369 or less |
Good one-way deal | $198 or less |
Fly from
Fly to
Route
Depart
Return
Price
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Wed 2/4
7:30 pm-7:53 pm
1 stop25h 23m
Ontario
Sat 2/7
7:15 am-6:54 pm
1 stop10h 39m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Tue 1/6
3:32 pm-10:12 pm
1 stop7h 40m
Ontario
Thu 1/22
11:27 am-2:15 pm
Nonstop1h 48m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Thu 3/5
2:13 pm-11:59 pm
1 stop10h 46m
Ontario
Mon 3/9
5:10 pm-7:43 am
1 stop13h 33m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Fri 2/6
3:58 pm-4:51 pm
Nonstop1h 53m
Ontario
Sat 2/7
7:15 am-6:54 pm
1 stop10h 39m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Thu 3/5
12:20 pm-1:13 pm
Nonstop1h 53m
Ontario
Sun 3/8
6:15 am-7:55 am
1 stop24h 40m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Mon 2/23
2:12 pm-5:48 pm
1 stop4h 36m
Ontario
Fri 2/27
6:00 am-5:59 pm
1 stop10h 59m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Tue 1/6
5:30 am-12:14 am
1 stop19h 44m
Ontario
Fri 1/30
11:53 am-11:17 am
1 stop22h 24m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Fri 1/23
7:00 am-11:56 pm
1 stop17h 56m
Ontario
Tue 1/27
11:53 am-5:36 pm
1 stop28h 43m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Mon 2/2
7:00 am-3:08 pm
1 stop9h 08m
Ontario
Sat 2/7
4:03 pm-11:43 pm
1 stop6h 40m
Salt Lake CityOntario
SLC - ONT
SLCONT
Salt Lake City
Fri 1/9
9:15 am-2:54 pm
1 stop6h 39m
Ontario
Sun 1/11
8:31 am-5:01 pm
1 stop7h 30m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
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 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Ontario (average of $48). Flying from Salt Lake City to Ontario in July is currently the most expensive (average of $91). 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.
It’s typically best to fly out from Salt Lake City to Ontario at noon. Doing so could potentially save you 67% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their Salt Lake City to Ontario flight should consider departing on Friday at noon when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Boarding
Food
Entertainment
Crew
Comfort
Reviews
Walter,Aug 2025
OAK - SAN
Overall
Boarding
Food
Entertainment
Crew
Comfort
Reviews
Walter,Aug 2025
OAK - SAN
Overall
Boarding
Food
Entertainment
Crew
Comfort
Reviews
Walter,Aug 2025
OAK - SAN
Overall
Boarding
Food
Entertainment
Crew
Comfort
Reviews
Walter,Aug 2025
OAK - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$70 | Average$172 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$214 | Average$273 | FlexibilityNo cancel fee | On-time63% |