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$47+ Cheap flights from Ontario (ONT) to Utah

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SLC
Jan 28 — Feb 41
Tue 1/28
Tue 2/4
1 adult, Economy
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Cheap flight deals from Ontario to Utah

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Utah (USUT). 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 January 23, 2025.

Round-trip from

$108
(Kiwi.com)

One-way from

$47
(Trip.com)

Good round-trip deal

$236 or less

Good one-way deal

$135 or less
From Ontario to Utah
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One-way flight from Ontario to Utah
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Price to beat on a round-trip flight from Ontario to Utah.
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Price to beat on a one-way flight from Ontario to Utah.
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Find flight deals from Ontario to Utah

Cheapest flights from Ontario to Utah
Explore the most affordable flight options available from Ontario to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 1/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2812:59 amONT - SLC
1 stop5h 59mFrontier
Tue 3/412:40 pmSLC - ONT
1 stop7h 18mFrontier
Deal found 1/22$108
This American Airlines deal was found by Cheapflights users on 1/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/67:35 pmONT - SLC
1 stop4h 01mAmerican Airlines
Mon 3/103:43 pmSLC - ONT
1 stop3h 50mAmerican Airlines
Deal found 1/23$218
This Expedia deal was found by Cheapflights users on 1/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/256:00 amONT - SLC
1 stop9h 54mMultiple Airlines
Fri 2/286:00 amSLC - ONT
1 stop5h 25mMultiple Airlines
Deal found 1/22$246
This Southwest deal was found by Cheapflights users on 1/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/710:45 amONT - SLC
1 stop7h 20mSouthwest
Sat 5/106:40 amSLC - ONT
2 stops7h 15mSouthwest
Deal found 1/22$248
This United Airlines deal was found by Cheapflights users on 1/22. 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.
Wed 2/196:00 amONT - SLC
1 stop4h 58mUnited Airlines
Wed 2/264:35 pmSLC - ONT
1 stop5h 05mUnited Airlines
Deal found 1/22$287
This Delta deal was found by Cheapflights users on 1/22. 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.
Fri 3/146:00 amONT - SLC
Nonstop1h 46mDelta
Sun 3/1611:05 pmSLC - ONT
Nonstop1h 51mDelta
Deal found 1/22$299
This Trip.com deal was found by Cheapflights users on 1/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:00 amONT - SLC
1 stop7h 17mAlaska Airlines
Fri 10/175:50 pmSLC - ONT
1 stop5h 47mAlaska Airlines
Deal found 1/23$343
This American Airlines deal was found by Cheapflights users on 1/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/217:30 pmONT - SGU
1 stop16h 25mAmerican Airlines
Fri 2/288:00 pmSGU - ONT
1 stop17h 07mAmerican Airlines
Deal found 1/22$356
This Delta deal was found by Cheapflights users on 1/22. 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.
Wed 2/265:10 pmONT - SGU
1 stop4h 13mDelta
Sun 3/29:05 amSGU - ONT
1 stop4h 19mDelta
Deal found 1/22$378
This Delta deal was found by Cheapflights users on 1/22. 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.
Thu 2/61:21 pmONT - CDC
1 stop4h 04mDelta
Mon 2/107:00 pmCDC - ONT
1 stop5h 51mDelta
Deal found 1/22$444
This United Airlines deal was found by Cheapflights users on 1/22. 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.
Tue 2/185:05 amONT - SGU
1 stop16h 53mUnited Airlines
Tue 2/255:30 pmSGU - ONT
1 stop20h 12mUnited Airlines
Deal found 1/22$493

Find flights from Ontario to Utah within your budget

Customize your flight search to find flights from Ontario to Utah 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 January 23, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Fri 2/28

12:59 am-7:58 am

1 stop5h 59m

Salt Lake City

Tue 3/4

12:40 pm-6:58 pm

1 stop7h 18m

$108

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Thu 3/6

7:35 pm-12:36 am

1 stop4h 01m

Salt Lake City

Mon 3/10

3:43 pm-6:33 pm

1 stop3h 50m

$218

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Tue 2/25

6:00 am-4:54 pm

1 stop9h 54m

Salt Lake City

Fri 2/28

6:00 am-10:25 am

1 stop5h 25m

$246

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Wed 5/7

10:45 am-7:05 pm

1 stop7h 20m

Salt Lake City

Sat 5/10

6:40 am-12:55 pm

2 stops7h 15m

$248

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Wed 2/19

6:00 am-11:58 am

1 stop4h 58m

Salt Lake City

Wed 2/26

4:35 pm-8:40 pm

1 stop5h 05m

$287

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Fri 3/14

6:00 am-8:46 am

Nonstop1h 46m

Salt Lake City

Sun 3/16

11:05 pm-11:56 pm

Nonstop1h 51m

$299

OntarioSalt Lake City

ONT - SLC

ONTSLC

Ontario

Wed 5/7

11:46 am-8:54 pm

1 stop8h 08m

Salt Lake City

Sat 5/10

4:58 pm-10:51 am

2 stops18h 53m

$350

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Fri 2/21

7:30 pm-12:55 pm

1 stop16h 25m

Saint George

Fri 2/28

8:00 pm-12:07 pm

1 stop17h 07m

$356

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Wed 2/26

5:10 pm-10:23 pm

1 stop4h 13m

Saint George

Sun 3/2

9:05 am-12:24 pm

1 stop4h 19m

$378

OntarioCedar City

ONT - CDC

ONTCDC

Ontario

Thu 2/6

1:21 pm-6:25 pm

1 stop4h 04m

Cedar City

Mon 2/10

7:00 pm-11:51 pm

1 stop5h 51m

$444

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 22 results
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Best time to book a flight from Ontario to Utah

Have a flexible travel schedule? Discover the best time to fly to Utah from Ontario 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 Ontario to Utah

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

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Utah (average of $277). Flying from Ontario to Utah in March is currently the most expensive (average of $417). 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 ONT to UT?

Find hourly flight availability from Ontario to Utah. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 23, 2025.

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

Weekly flight availability from Ontario to Utah

Explore weekly flight availability from Ontario to Utah. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 23, 2025.

The most flights from ONT to USUT are scheduled on a Monday (7 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Utah by month

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

In terms of precipitation, rainfall in Utah ranges from 0.6 - 2.0 inches per month. April is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Utah when rainfall is around 0.6 in.

Temperature in Utah by month

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

If weather is an important factor for your trip to Utah, use this chart to help with planning. For those seeking warmer temperatures, July 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 January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Utah

Get insights into the airlines that provide service to Utah. 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 Utah. Reviews last updated January 23, 2025.
To help decide which airline to fly from Ontario to Utah, see what other customers have to say about Frontier, Southwest and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,652 reviews

Food

7.2

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,652 reviews
Southwest
8.1
Very good
4,652 reviews

Food

7.2

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,699 reviews
Southwest
8.1
Very good
4,652 reviews

Food

7.2

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,512 reviews
Southwest
8.1
Very good
4,652 reviews

Food

7.2

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
8,970 reviews
Southwest
8.1
Very good
4,652 reviews

Food

7.2

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,652 reviews

Food

7.2

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Utah. 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 from for flights from Ontario to Utah?

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

  • How popular is this Ontario to Utah flight route?

    Within the past month, 41 users have taken a look at flights from Ontario to Utah.

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

    One-way options have recently been found by users for as low as $47 on Frontier. Other airlines that offer cheap prices include American Airlines from $109 and Delta from $127 one-way.

  • What are the most popular routes from Ontario to Utah?

    When deciding which route to take from Ontario to Utah consider Ontario - Salt Lake City, Ontario - Saint George or Ontario - Cedar City as they are the most popular.

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

    Consider Frontier (100%), LATAM Airlines (100%) or Korean Air (100%) when booking your flight. These represent the most reliable airlines when flying from Ontario to Utah.

  • What are the cheapest flights from Ontario to Utah?

    Looking for the cheapest flight from Ontario to Utah? While on average our users pay $471, our data indicates the cheapest price to be $42. The most popular route (Ontario - Salt Lake City), is priced around $119.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Utah 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 Ontario to Utah?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Utah (average of $277). Flying from Ontario to Utah in March is currently the most expensive (average of $417). 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.

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Alternative routes for Ontario to Utah

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Utah

Discover the top 6 airlines that operate flights from Ontario to Utah. 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 January 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$33Average$136FlexibilityNo cancel feeOn-time65%
FrontierCheapest$43Average$111FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$91Average$183FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$138Average$264FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$370FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$276Average$332FlexibilityNo cancel feeOn-time63%
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