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Cheap flights from Salt Lake City to Los Angeles from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Salt Lake City to Los Angeles departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:49 pm - 11:24 pm
SLC
-
ONT
8h 35m1 stop
Frontier Logo
5:57 pm - 8:45 pm
ONT
-
SLC
1h 48mnonstop
$94Frontier
Sat, Jan 24 - Sun, Jan 25
Frontier Logo
8:35 am - 3:07 pm
SLC
-
ONT
7h 32m1 stop
Frontier Logo
3:07 pm - 6:00 pm
ONT
-
SLC
25h 53m1 stop
$128Frontier
Tue, Feb 3 - Wed, Feb 4
Frontier Logo
7:16 pm - 9:18 am
SLC
-
ONT
15h 02m1 stop
Frontier Logo
3:07 pm - 6:00 pm
ONT
-
SLC
25h 53m1 stop
$129Frontier
Sat, Jan 24 - Wed, Jan 28
Frontier Logo
9:19 pm - 11:24 pm
SLC
-
ONT
27h 05m1 stop
Frontier Logo
7:15 am - 8:40 am
ONT
-
SLC
24h 25m1 stop
$130Frontier
Fri, Jan 23 - Sat, Jan 31
Frontier Logo
11:48 am - 11:56 pm
SLC
-
ONT
13h 08m1 stop
Frontier Logo
7:15 am - 11:00 pm
ONT
-
SLC
14h 45m1 stop
$132Frontier
Mon, Jan 12 - Wed, Jan 14
Frontier Logo
8:35 am - 3:07 pm
SLC
-
ONT
7h 32m1 stop
Frontier Logo
11:27 am - 2:15 pm
ONT
-
SLC
1h 48mnonstop
$133Frontier
Wed, Jan 28 - Mon, Feb 2
Frontier Logo
8:35 am - 3:07 pm
SLC
-
ONT
7h 32m1 stop
Frontier Logo
7:15 am - 8:40 am
ONT
-
SLC
24h 25m1 stop
$134Frontier
Wed, Jan 21 - Sat, Jan 31
Frontier Logo
8:35 am - 3:07 pm
SLC
-
ONT
7h 32m1 stop
Frontier Logo
7:15 am - 8:40 am
ONT
-
SLC
24h 25m1 stop
$135Frontier
Wed, Jan 21 - Sat, Jan 31
Frontier Logo
9:39 am - 10:32 am
SLC
-
ONT
1h 53mnonstop
Frontier Logo
11:27 am - 2:15 pm
ONT
-
SLC
1h 48mnonstop
$136Frontier
Thu, Jan 29 - Mon, Feb 2
Frontier Logo
9:39 am - 10:32 am
SLC
-
ONT
1h 53mnonstop
Frontier Logo
11:27 am - 2:15 pm
ONT
-
SLC
1h 48mnonstop
$138Frontier
Thu, Jan 22 - Thu, Jan 29

Frontier flights from Salt Lake City to Ontario

Our best Frontier deals on Salt Lake City to Ontario flight tickets
Frontier
Jan 24
SLC3:49 pmSalt Lake City
8h 35m
1 stop
ONT11:24 pmOntario
Jan 25
ONT5:57 pmOntario
1h 48m
SLC8:45 pmSalt Lake City
$94
Find similar
Frontier
Feb 3
SLC8:35 amSalt Lake City
7h 32m
1 stop
ONT3:07 pmOntario
Feb 4
ONT3:07 pmOntario
25h 53m
1 stop
SLC6:00 pmSalt Lake City
$128
Find similar
Frontier
Jan 24
SLC7:16 pmSalt Lake City
15h 02m
1 stop
ONT9:18 amOntario
Jan 28
ONT3:07 pmOntario
25h 53m
1 stop
SLC6:00 pmSalt Lake City
$129
Find similar

Delta flights from Salt Lake City to Ontario

Our best Delta deals on Salt Lake City to Ontario flight tickets
Delta
Jan 5
SLC8:55 pmSalt Lake City
1h 53m
ONT9:48 pmOntario
Jan 13
ONT3:30 pmOntario
28h 40m
1 stop
SLC9:10 pmSalt Lake City
$342
Find similar
Delta
Jan 5
SLC5:10 pmSalt Lake City
6h 41m
1 stop
ONT10:51 pmOntario
Jan 17
ONT3:30 pmOntario
28h 40m
1 stop
SLC9:10 pmSalt Lake City
$352
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
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

Price

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sat 1/24

3:49 pm-11:24 pm

1 stop8h 35m

Ontario

Sun 1/25

5:57 pm-8:45 pm

Nonstop1h 48m

$94

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Tue 2/3

8:35 am-3:07 pm

1 stop7h 32m

Ontario

Wed 2/4

3:07 pm-6:00 pm

1 stop25h 53m

$128

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sat 1/24

7:16 pm-9:18 am

1 stop15h 02m

Ontario

Wed 1/28

3:07 pm-6:00 pm

1 stop25h 53m

$129

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Fri 1/23

9:19 pm-11:24 pm

1 stop27h 05m

Ontario

Sat 1/31

7:15 am-8:40 am

1 stop24h 25m

$130

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Mon 1/12

11:48 am-11:56 pm

1 stop13h 08m

Ontario

Wed 1/14

7:15 am-11:00 pm

1 stop14h 45m

$132

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 1/28

8:35 am-3:07 pm

1 stop7h 32m

Ontario

Mon 2/2

11:27 am-2:15 pm

Nonstop1h 48m

$133

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 1/21

8:35 am-3:07 pm

1 stop7h 32m

Ontario

Sat 1/31

7:15 am-8:40 am

1 stop24h 25m

$134

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 1/21

8:35 am-3:07 pm

1 stop7h 32m

Ontario

Sat 1/31

7:15 am-8:40 am

1 stop24h 25m

$135

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 1/29

9:39 am-10:32 am

Nonstop1h 53m

Ontario

Mon 2/2

11:27 am-2:15 pm

Nonstop1h 48m

$136

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 1/22

9:39 am-10:32 am

Nonstop1h 53m

Ontario

Thu 1/29

11:27 am-2:15 pm

Nonstop1h 48m

$138

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Salt Lake City to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ontario?

In general, January is the cheapest month to fly from Salt Lake City to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $159. If you aren’t able to travel during the month of January, then book flights to Ontario from Salt Lake City during June instead. Flights to Ontario in June, while not as cheap as those in January, still average around $239.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $239. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Salt Lake City to Ontario for around $349.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Salt Lake City to Ontario when you can find flight prices for as low as $97. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $299 on average. Flights to Ontario from Salt Lake City in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Salt Lake City to Ontario flight route?

Fly from Salt Lake City to Ontario for the best Salt Lake City - Ontario flight prices

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $264 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Salt Lake City for as low as $233 on momondo.

What cabin class options are available on Salt Lake City to Ontario flights?

There are 3 cabin classes available to choose from on Salt Lake City to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Salt Lake City to Ontario flight prices changed over time?

As of December 2025, prices for Salt Lake City to Ontario flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Salt Lake City to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Salt Lake City to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Salt Lake City to Ontario (SLC to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to Ontario

Best Price Found

$198

Fastest flight time

1h 47m

Direct flights

Every day

Airports in Ontario

1 airport
The best one-way flight to Ontario from Salt Lake City in the past 72 hours is $198. The best round-trip flight deal from Salt Lake City to Ontario found on momondo in the last 72 hours is $299.
The fastest flight from Salt Lake City to Ontario takes 1h 47m
Direct flights go from Salt Lake City to Ontario every day.
There is 1 airport in Ontario. From Salt Lake City there are direct flights to Ontario (ONT).
Search flight deals

  • How far is Salt Lake City to Ontario by plane?

    The distance between Salt Lake City and Ontario is about 559.9 mi. Typically, this will take 1h 47m by plane in normal conditions.

  • When did momondo last update prices for flights from Salt Lake City Airport to Ontario Airport?

    Prices for flights from Salt Lake City Airport to Ontario Airport are updated daily.

  • How many operators does momondo search for flights from Salt Lake City Airport to Ontario Airport?

  • How old do you have to be to fly from Salt Lake City Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Salt Lake City Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Salt Lake City to Ontario?

  • What is the most popular airline from Salt Lake City to Ontario?

Best airlines flying from Salt Lake City to Ontario

Compare and see reviews for airlines that fly from Salt Lake City to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $70Free CancellationRating
5.8
3,075 reviews
Search Frontier flights
DeltaPriceFrom $199Free CancellationRating
7.9
8,014 reviews
Search Delta flights
SouthwestPriceFrom $214Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

  • Delta Flights From Salt Lake City to Ontario

    Delta flight deals from Salt Lake City to Ontario start from $199 round-trip. Over the 13 Delta flights for this route in a normal week, average airfare is usually $299 round-trip - but some users have found much cheaper deals with momondo.

Why use momondo?

Why should I use momondo to find a flight deal from Salt Lake City to Ontario?

Finding the right flight to Ontario from Salt Lake City is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Salt Lake City to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Salt Lake City to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Salt Lake City to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Salt Lake City to Ontario.

I’m not ready to book a flight from Salt Lake City to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Salt Lake City to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ontario trip

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