HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$29+ Cheap flights from Utah to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — ONT
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Utah to Ontario with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Utah to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Utah (USUT) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$91
(Cheapflightsfares)

One-way from

$29
(Frontier)
From Utah to Ontario
Search Deals
One-way flight from Utah to Ontario
Search Deals

Find flight deals from Utah to Ontario

Cheapest flights from Utah to Ontario
Explore the most affordable flight options available from Utah to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/295:10 pmSLC - ONT
Nonstop1h 55mFrontier
Sun 1/51:29 pmONT - SLC
Nonstop1h 41mFrontier
Deal found 12/21$172
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3011:20 amSLC - ONT
Nonstop2h 00mDelta
Thu 1/25:30 amONT - SLC
Nonstop1h 55mDelta
Deal found 12/21$599
This Alaska Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/305:43 pmSLC - ONT
1 stop7h 16mAlaska Airlines
Tue 1/1411:14 amONT - SLC
2 stops11h 35mAlaska Airlines
Deal found 12/21$638
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/266:17 pmSLC - ONT
1 stop5h 43mUnited Airlines
Sat 1/410:39 amONT - SLC
1 stop4h 53mUnited Airlines
Deal found 12/21$653
This Orbitz deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/276:29 pmSLC - ONT
1 stop6h 30mMultiple Airlines
Sat 1/46:00 amONT - SLC
2 stops7h 37mMultiple Airlines
Deal found 12/21$720

Find flights from Utah to Ontario within your budget

Customize your flight search to find flights from Utah 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, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sun 1/12

6:15 am-10:18 am

1 stop5h 03m

Ontario

Thu 1/16

6:50 pm-9:38 pm

Nonstop1h 48m

$91

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 5/14

9:25 am-3:12 pm

1 stop6h 47m

Ontario

Tue 5/20

11:30 am-7:52 pm

1 stop7h 22m

$220

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Fri 1/24

3:13 pm-5:57 pm

1 stop3h 44m

Ontario

Sun 1/26

7:00 am-10:59 pm

2 stops14h 59m

$271

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 1/23

3:32 pm-6:24 pm

1 stop3h 52m

Ontario

Mon 1/27

12:48 pm-6:16 pm

1 stop4h 28m

$288

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 2/13

10:55 pm-11:51 pm

Nonstop1h 56m

Ontario

Sat 3/1

6:00 am-8:50 am

Nonstop1h 50m

$299

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Sat 1/18

2:25 pm-7:05 pm

2 stops5h 40m

Ontario

Sun 1/19

6:15 am-1:15 pm

1 stop6h 00m

$322

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Fri 2/21

7:45 pm-8:52 pm

1 stop26h 07m

Ontario

Tue 2/25

6:00 am-11:58 am

1 stop4h 58m

$359

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 1/16

5:06 pm-6:00 pm

Nonstop1h 54m

$29

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Mon 3/10

5:49 pm-11:24 pm

1 stop6h 35m

$110

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 2/19

1:35 pm-6:31 pm

1 stop5h 56m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 12 results
1
2

Best time to book a flight from Utah to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Utah with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Utah to Ontario

Get recent, data-driven insights about flights from Utah to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Utah to Ontario?

Currently, August is the cheapest month in which you can book a flight from Utah to Ontario (average of $246). Flying from Utah to Ontario in March is currently the most expensive (average of $317). 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.

What is the cheapest time of day to fly from UT to ONT?

Find hourly flight availability from Utah to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Utah to Ontario as you normally would.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated December 22, 2024.
Peruse reviews from past customers who have flown with United Airlines, Frontier and Alaska Airlines from Utah to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,804 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,537 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,594 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,028 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Utah to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Utah?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Utah.

  • How popular is this Utah to Ontario flight route?

    Flights from Utah to Ontario have been viewed 17 times in the past calendar month.

  • What are the cheapest airlines to fly from Utah to Ontario one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $29. However, be on the lookout for offers from Alaska Airlines and United Airlines, as they are both options that can get you from Utah to Ontario for a low price.

  • What are the most reliable airlines from Utah to Ontario?

    Before booking your flight to Ontario from Utah, check out the most reliable airlines to get you to your destination on time: Air France (99%), KLM (98%), SkyWest Airlines( 98%).

  • What are the cheapest flights from Utah to Ontario?

    Looking at all options, your cheapest flight can be booked for $39. While the most popular route (Salt Lake City - Ontario) can be booked for $78 on average our data indicates $277 when flying from Utah to Ontario.

  • Can I find deals for flights from Utah to Ontario that include hotel bookings?

    Yes. In addition to deals on Utah to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Utah to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Utah to Ontario.

  • Can I find deals for business class flights from Utah to Ontario?

    Yes. Cheapflights offers flight deals from Utah to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Utah to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Utah to Ontario (average of $246). Flying from Utah to Ontario in March is currently the most expensive (average of $317). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Utah to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Dallas/Fort Worth to Las Vegas flights
Newark to Los Angeles flights
San Francisco to Las Vegas flights
Seattle to Las Vegas flights
Seattle to Los Angeles flights
Dallas/Fort Worth to Los Angeles flights
John F Kennedy Intl to San Francisco flights
Newark to Las Vegas flights
O'Hare Intl to Las Vegas flights
Los Angeles to Las Vegas flights
O'Hare Intl to Los Angeles flights
San Francisco to Los Angeles flights
Minneapolis to Las Vegas flights
Boston to Los Angeles flights
Atlanta to Las Vegas flights
LaGuardia to Los Angeles flights
Hobby to Las Vegas flights
Denver to Las Vegas flights
Santa Ana to Las Vegas flights
LaGuardia to Las Vegas flights
Newark to San Francisco flights
Dulles Intl to Las Vegas flights
Baltimore to Las Vegas flights
Reagan-National to Los Angeles flights
San Jose to Las Vegas flights
Burbank to Las Vegas flights
Seattle to San Diego flights
Dulles Intl to Los Angeles flights
George Bush Intcntl to Las Vegas flights
Baltimore to Los Angeles flights
Oakland to Las Vegas flights
Hobby to Los Angeles flights
Los Angeles to San Francisco flights
Boston to Las Vegas flights
Seattle to San Francisco flights
Seattle to Ontario flights
Philadelphia to Las Vegas flights
Atlanta to Los Angeles flights
Midway to Las Vegas flights
Seattle to Santa Ana flights
Detroit to Las Vegas flights
Love Field to Las Vegas flights
Portland to Los Angeles flights
Austin to Las Vegas flights
John F Kennedy Intl to San Diego flights
San Jose to Los Angeles flights
George Bush Intcntl to Los Angeles flights
Oakland to Santa Ana flights

Top 6 airlines flying from Utah to Ontario

Discover the top 6 airlines that operate flights from Utah to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$91FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$54Average$114FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$72Average$171FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$132Average$274FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$238Average$327FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$253Average$359FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.