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Cheap flights from Salt Lake City to Los Angeles from $71

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 11/2. 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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Find the cheapest flights from Salt Lake City to Los Angeles (SLC-ONT)

Cheap round-trip flights

Frontier Logo
5:34 pm - 8:42 pmSLC-ONT
4h 08m1 stop
Frontier Logo
10:05 am - 3:42 pmONT-SLC
4h 37m1 stop
$142Frontier
Find Deal
Tue, Oct 28 - Thu, Nov 6
Frontier Logo
10:05 pm - 11:50 pmSLC-ONT
26h 45m1 stop
Frontier Logo
6:53 am - 11:35 amONT-SLC
27h 42m1 stop
$143Frontier
Find Deal
Fri, Oct 17 - Mon, Oct 20
Frontier Logo
1:25 pm - 9:55 pmSLC-ONT
9h 30m1 stop
Frontier Logo
8:00 am - 5:15 pmONT-SLC
8h 15m1 stop
$144Frontier
Find Deal
Fri, Sep 5 - Tue, Sep 30
Frontier Logo
2:07 pm - 9:56 pmSLC-ONT
8h 49m1 stop
Frontier Logo
8:59 pm - 10:26 pmONT-SLC
24h 27m1 stop
$145Frontier
Find Deal
Sat, Sep 20 - Mon, Sep 22
Frontier Logo
7:38 pm - 7:17 amSLC-ONT
12h 39m1 stop
Frontier Logo
8:59 pm - 10:26 pmONT-SLC
24h 27m1 stop
$146Frontier
Find Deal
Sat, Sep 6 - Mon, Sep 8
Logo
3:34 pm - 8:42 pmSLC-ONT
6h 08m1 stop
Logo
8:00 am - 10:19 pmONT-SLC
13h 19m2 stops
$193
Find Deal
Wed, Oct 8 - Wed, Oct 15
Logo
9:59 pm - 8:42 pmSLC-ONT
23h 43m2 stops
Logo
8:00 am - 2:22 pmONT-SLC
5h 22m1 stop
$195
Find Deal
Fri, Oct 17 - Wed, Oct 22
Delta Logo
11:30 am - 12:14 pmSLC-ONT
1h 44mnonstop
Delta Logo
9:50 am - 12:42 pmONT-SLC
1h 52mnonstop
$199Delta
Find Deal
Tue, Oct 14 - Wed, Oct 22
Delta Logo
11:30 am - 12:14 pmSLC-ONT
1h 44mnonstop
Delta Logo
6:00 am - 8:50 amONT-SLC
1h 50mnonstop
$201Delta
Find Deal
Sat, Oct 11 - Sun, Oct 19
Southwest Logo
5:25 am - 9:25 amSLC-ONT
5h 00m1 stop
Southwest Logo
5:45 am - 12:35 pmONT-SLC
5h 50m2 stops
$247Southwest
Find Deal
Tue, Oct 28 - Wed, Oct 29

Frontier flights from Salt Lake City to Ontario

Our best Frontier deals on Salt Lake City to Ontario flight tickets
Frontier
Oct 28
SLC5:34 pmSalt Lake City
4h 08m
1 stop
ONT8:42 pmOntario
Nov 6
ONT10:05 amOntario
4h 37m
1 stop
SLC3:42 pmSalt Lake City
$142
Find similar
Frontier
Oct 17
SLC10:05 pmSalt Lake City
26h 45m
1 stop
ONT11:50 pmOntario
Oct 20
ONT6:53 amOntario
27h 42m
1 stop
SLC11:35 amSalt Lake City
$143
Find similar
Frontier
Sep 5
SLC1:25 pmSalt Lake City
9h 30m
1 stop
ONT9:55 pmOntario
Sep 30
ONT8:00 amOntario
8h 15m
1 stop
SLC5:15 pmSalt Lake City
$144
Find similar

Delta flights from Salt Lake City to Ontario

Our best Delta deals on Salt Lake City to Ontario flight tickets
Delta
Oct 14
SLC11:30 amSalt Lake City
1h 44m
ONT12:14 pmOntario
Oct 22
ONT9:50 amOntario
1h 52m
SLC12:42 pmSalt Lake City
$199
Find similar
Delta
Oct 11
SLC11:30 amSalt Lake City
1h 44m
ONT12:14 pmOntario
Oct 19
ONT6:00 amOntario
1h 50m
SLC8:50 amSalt Lake City
$201
Find similar
Delta
Oct 13
SLC10:55 pmSalt Lake City
1h 44m
ONT11:39 pmOntario
Oct 22
ONT7:35 amOntario
5h 42m
1 stop
SLC2:17 pmSalt Lake City
$209
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 August 26, 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

Tue 10/28

5:34 pm-8:42 pm

1 stop4h 08m

Ontario

Thu 11/6

10:05 am-3:42 pm

1 stop4h 37m

$142

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Fri 10/17

10:05 pm-11:50 pm

1 stop26h 45m

Ontario

Mon 10/20

6:53 am-11:35 am

1 stop27h 42m

$143

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Fri 9/5

1:25 pm-9:55 pm

1 stop9h 30m

Ontario

Tue 9/30

8:00 am-5:15 pm

1 stop8h 15m

$144

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sat 9/20

2:07 pm-9:56 pm

1 stop8h 49m

Ontario

Mon 9/22

8:59 pm-10:26 pm

1 stop24h 27m

$145

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sat 9/6

7:38 pm-7:17 am

1 stop12h 39m

Ontario

Mon 9/8

8:59 pm-10:26 pm

1 stop24h 27m

$146

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 10/8

3:34 pm-8:42 pm

1 stop6h 08m

Ontario

Wed 10/15

8:00 am-10:19 pm

2 stops13h 19m

$193

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Fri 10/17

9:59 pm-8:42 pm

2 stops23h 43m

Ontario

Wed 10/22

8:00 am-2:22 pm

1 stop5h 22m

$195

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Tue 10/14

11:30 am-12:14 pm

Nonstop1h 44m

Ontario

Wed 10/22

9:50 am-12:42 pm

Nonstop1h 52m

$199

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sat 10/11

11:30 am-12:14 pm

Nonstop1h 44m

Ontario

Sun 10/19

6:00 am-8:50 am

Nonstop1h 50m

$201

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Tue 10/28

5:25 am-9:25 am

1 stop5h 00m

Ontario

Wed 10/29

5:45 am-12:35 pm

2 stops5h 50m

$247

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $140. If you aren’t able to travel during the month of January, then book flights to Ontario from Salt Lake City during September instead. Flights to Ontario in September, while not as cheap as those in January, still average around $213.

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 Sunday when prices can be found for as low as $205. 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 $348.

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 $256 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 $162 on momondo.

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

There are 4 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 August 2025, prices for Salt Lake City to Ontario flights are approximately 18% 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

$348

Fastest flight time

1h 44m

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 $348. The best round-trip flight deal from Salt Lake City to Ontario found on momondo in the last 72 hours is $199.
The fastest flight from Salt Lake City to Ontario takes 1h 44m
Direct flights go from Salt Lake City to Ontario every day.
There is 1 airport near Ontario: 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 44m 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 $68Free CancellationRating
5.8
3,200 reviews
Search Frontier flights
DeltaPriceFrom $207Free CancellationRating
7.9
7,979 reviews
Search Delta flights
SouthwestPriceFrom $214Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Southwest Flights From Salt Lake City to Ontario

    Southwest flight deals from Salt Lake City to Ontario start from $214 round-trip. Over the 3 Southwest flights for this route in a normal week, average airfare is usually $297 round-trip - but some users have found much cheaper deals with momondo.

  • Delta Flights From Salt Lake City to Ontario

    The best Delta deal for Salt Lake City to Ontario flight tickets found on momondo in the last 72 hours was $207, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $302 round-trip. Delta operates 16 flights out of Salt Lake City into Ontario in an average week, so prices vary by time and availability. 7,979 Delta reviews by users on momondo have scored the airline at 7.9/10.

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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