Cheap flights from Salt Lake City to Los Angeles from $72

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 7/19. 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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Cheap round-trip flights

Frontier Logo
5:03 pm - 8:52 pmSLC-ONT
4h 49m1 stop
Frontier Logo
6:00 am - 4:38 pmONT-SLC
9h 38m1 stop
$138Frontier
Find Deal
Fri, Aug 8 - Mon, Aug 11
Frontier Logo
5:03 pm - 8:52 pmSLC-ONT
4h 49m1 stop
Frontier Logo
6:00 am - 4:38 pmONT-SLC
9h 38m1 stop
$141Frontier
Find Deal
Fri, Jul 25 - Mon, Jul 28
Frontier Logo
5:03 pm - 8:52 pmSLC-ONT
4h 49m1 stop
Frontier Logo
6:00 am - 6:49 pmONT-SLC
11h 49m1 stop
$148Frontier
Find Deal
Mon, Aug 4 - Thu, Aug 7
Frontier Logo
5:03 pm - 8:52 pmSLC-ONT
4h 49m1 stop
Frontier Logo
7:22 pm - 6:49 pmONT-SLC
22h 27m1 stop
$151Frontier
Find Deal
Mon, Aug 4 - Wed, Aug 6
Southwest Logo
1:15 pm - 6:00 pmSLC-ONT
5h 45m1 stop
Southwest Logo
4:55 pm - 11:20 pmONT-SLC
5h 25m1 stop
$155Southwest
Find Deal
Sat, Aug 9 - Sat, Aug 16
Southwest Logo
9:00 am - 2:20 pmSLC-ONT
6h 20m2 stops
Southwest Logo
6:25 am - 12:40 pmONT-SLC
5h 15m1 stop
$160Southwest
Find Deal
Sat, Aug 9 - Sat, Aug 16
Southwest Logo
12:25 pm - 4:45 pmSLC-ONT
5h 20m1 stop
Southwest Logo
1:55 pm - 8:15 pmONT-SLC
5h 20m1 stop
$162Southwest
Find Deal
Wed, Aug 6 - Sat, Aug 9
Southwest Logo
9:00 am - 2:20 pmSLC-ONT
6h 20m2 stops
Southwest Logo
9:55 am - 5:30 pmONT-SLC
6h 35m2 stops
$165Southwest
Find Deal
Sat, Aug 9 - Sat, Aug 16
Frontier Logo
9:11 pm - 4:18 pmSLC-ONT
20h 07m1 stop
Frontier Logo
1:37 pm - 6:43 pmONT-SLC
4h 06m1 stop
$170Frontier
Find Deal
Mon, Sep 1 - Sat, Sep 6
Frontier Logo
6:34 pm - 11:50 pmSLC-ONT
6h 16m1 stop
Frontier Logo
5:21 pm - 11:10 pmONT-SLC
4h 49m1 stop
$174Frontier
Find Deal
Sat, Aug 2 - Sat, Aug 9

Frontier flights from Salt Lake City to Ontario

Our best Frontier deals on Salt Lake City to Ontario flight tickets
Frontier
Aug 8
SLC5:03 pmSalt Lake City
4h 49m
1 stop
ONT8:52 pmOntario
Aug 11
ONT6:00 amOntario
9h 38m
1 stop
SLC4:38 pmSalt Lake City
Frontier
Jul 25
SLC5:03 pmSalt Lake City
4h 49m
1 stop
ONT8:52 pmOntario
Jul 28
ONT6:00 amOntario
9h 38m
1 stop
SLC4:38 pmSalt Lake City
Frontier
Aug 4
SLC5:03 pmSalt Lake City
4h 49m
1 stop
ONT8:52 pmOntario
Aug 7
ONT6:00 amOntario
11h 49m
1 stop
SLC6:49 pmSalt Lake City

Southwest flights from Salt Lake City to Ontario

Our best Southwest deals on Salt Lake City to Ontario flight tickets
Southwest
Aug 9
SLC1:15 pmSalt Lake City
5h 45m
1 stop
ONT6:00 pmOntario
Aug 16
ONT4:55 pmOntario
5h 25m
1 stop
SLC11:20 pmSalt Lake City
Southwest
Aug 9
SLC9:00 amSalt Lake City
6h 20m
2 stops
ONT2:20 pmOntario
Aug 16
ONT6:25 amOntario
5h 15m
1 stop
SLC12:40 pmSalt Lake City
Southwest
Aug 6
SLC12:25 pmSalt Lake City
5h 20m
1 stop
ONT4:45 pmOntario
Aug 9
ONT1:55 pmOntario
5h 20m
1 stop
SLC8:15 pmSalt Lake City

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 $140. If you aren’t able to travel during the month of January, then book flights to Ontario from Salt Lake City during August instead. Flights to Ontario in August, while not as cheap as those in January, still average around $146.

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 $155. 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 $299.

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 $298 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 $233 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 $53 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 July 2025, prices for Salt Lake City to Ontario flights are approximately 60% cheaper 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

$72

Fastest flight time

3h 40m

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 $72. The best round-trip flight deal from Salt Lake City to Ontario found on momondo in the last 72 hours is $138.
The fastest flight from Salt Lake City to Ontario takes 3h 40m
Direct flights go from Salt Lake City to Ontario every day.
There is 1 airport near Ontario: Ontario (ONT)

  • 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 4h 09m 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 $44Free CancellationRating
5.9
3,271 reviews
Search Frontier flights
DeltaPriceFrom $193Free CancellationRating
8.0
7,952 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $218Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
  • Delta Flights From Salt Lake City to Ontario

    Delta flight deals from Salt Lake City to Ontario start from $193 round-trip. Over the 18 Delta flights for this route in a normal week, average airfare is usually $301 round-trip - but some users have found much cheaper deals with momondo.

  • Southwest Flights From Salt Lake City to Ontario

    The best Southwest deal for Salt Lake City to Ontario flight tickets found on momondo in the last 72 hours was $218, round-trip. It should be noted that an average Southwest flight deal for this route in this time was higher, at $307 round-trip. Southwest operates 6 flights out of Salt Lake City into Ontario in an average week, so prices vary by time and availability. 4,250 Southwest reviews by users on momondo have scored the airline at 8.0/10.


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.


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1 adult
Tue 7/15
Tue 7/22

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