Cheap flights from Salt Lake City to Los Angeles from $90
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 6/21. 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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Frontier flights from Salt Lake City to Ontario
Our best Frontier deals on Salt Lake City to Ontario flight tickets
Delta flights from Salt Lake City to Ontario
Our best Delta deals on Salt Lake City to Ontario flight tickets
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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 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 $147. 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 $272.
What is the cheapest time of day to depart on your flight to Ontario?
In the afternoon is the cheapest time of day to fly from Salt Lake City to Ontario when you can find flight prices for as low as $117. Flying to Ontario in the afternoon 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 24 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $233 when searching 24 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.
What is the cheapest airline that flies from Salt Lake City to Ontario?
Frontier, Southwest, and United Airlines are the most popular carriers operating from Salt Lake City to Ontario
What airlines fly to Ontario?
Delta, Frontier and Spirit Airlines are the top three most popular airlines that fly to Ontario from Salt Lake City according to our data. Delta is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 10 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from Salt Lake City to Ontario on average per day?
As of June 2025, 9 flights take off from Salt Lake City and land in Ontario each day. The most common flight departure time for this route is 10:00PM, with 49% of daily flights taking off in the evening.
How many flights depart from Salt Lake City to Ontario on average per week?
As of June 2025, 69 flights take off from Salt Lake City and land in Ontario each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
When to book flights from Salt Lake City to Ontario
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
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?
There are 4 operators available for flights from Salt Lake City Airport to Ontario Airport as of June 2025.
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?
Based on momondo bookings for flights between Salt Lake City and Ontario, the leading plane model is Embraer 175 (Enhanced Winglets), making up 21.60% of the total bookings. Other popular models include Boeing 737-800 with 12.04%, Airbus A220-100 with 11.88%, and Airbus A321-100/200 with 10.96%.
What is the most popular airline from Salt Lake City to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Salt Lake City to Ontario is Delta (48% of total bookings). The next most popular airlines are Frontier (45%), Southwest (5%), and American Airlines (2%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $45 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $159 | Free Cancellation | Rating 8.0 7,961 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $224 | Free Cancellation | Rating 8.0 4,285 reviews |
Delta Flights From Salt Lake City to Ontario
Delta flight deals from Salt Lake City to Ontario start from $159 round-trip. Over the 26 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.
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 $224, 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. 4,285 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.