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$49+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — ONT
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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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 January 21, 2025.

Round-trip from

$104
(Frontier)

One-way from

$49
(Cheapflightsfares)

Good round-trip deal

$118 or less

Good one-way deal

$69 or less
From Utah to Ontario
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One-way flight from Utah to Ontario
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Price to beat on a round-trip flight from Utah to Ontario.
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Price to beat on a one-way flight from Utah to Ontario.
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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 January 21, 2025.

This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/512:55 pmSLC - ONT
1 stop11h 52mFrontier
Thu 2/66:50 pmONT - SLC
Nonstop1h 48mFrontier
Deal found 1/20$104
This Southwest deal was found by Cheapflights users on 1/20. 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 5/73:10 pmSLC - ONT
2 stops6h 00mSouthwest
Sun 5/114:00 pmONT - SLC
1 stop7h 30mSouthwest
Deal found 1/20$274
This United Airlines deal was found by Cheapflights users on 1/21. 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 2/204:35 pmSLC - ONT
1 stop5h 05mUnited Airlines
Tue 2/256:00 amONT - SLC
1 stop4h 58mUnited Airlines
Deal found 1/21$287
This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 2/2010:55 pmSLC - ONT
Nonstop1h 56mDelta
Sun 2/235:10 pmONT - SLC
Nonstop1h 53mDelta
Deal found 1/21$299
This Orbitz deal was found by Cheapflights users on 1/20. 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.
Thu 1/306:15 amSLC - ONT
1 stop5h 12mMultiple Airlines
Mon 2/37:00 amONT - SLC
2 stops11h 45mMultiple Airlines
Deal found 1/20$316
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/38:00 amSLC - ONT
1 stop15h 13mAlaska Airlines
Mon 2/107:00 amONT - SLC
2 stops14h 59mAlaska Airlines
Deal found 1/20$318
This American Airlines deal was found by Cheapflights users on 1/20. 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 3/215:50 amSLC - ONT
1 stop3h 57mAmerican Airlines
Mon 3/247:35 pmONT - SLC
1 stop4h 00mAmerican Airlines
Deal found 1/20$324

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 2/5

12:55 pm-11:47 pm

1 stop11h 52m

Ontario

Thu 2/6

6:50 pm-9:38 pm

Nonstop1h 48m

$104

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 2/6

6:15 am-10:27 am

1 stop5h 12m

Ontario

Mon 2/10

7:00 am-10:59 pm

2 stops14h 59m

$202

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 2/13

8:30 am-12:07 pm

1 stop4h 37m

Ontario

Tue 2/18

12:50 pm-7:42 pm

1 stop5h 52m

$252

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Wed 5/7

3:10 pm-8:10 pm

2 stops6h 00m

Ontario

Sun 5/11

4:00 pm-12:30 am

1 stop7h 30m

$274

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 2/20

4:35 pm-8:40 pm

1 stop5h 05m

Ontario

Tue 2/25

6:00 am-11:58 am

1 stop4h 58m

$287

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 2/20

11:30 am-12:24 pm

Nonstop1h 54m

Ontario

Mon 2/24

6:00 am-8:50 am

Nonstop1h 50m

$299

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Mon 2/3

8:00 am-10:13 pm

1 stop15h 13m

Ontario

Mon 2/10

7:00 am-10:59 pm

2 stops14h 59m

$318

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 1/30

5:06 pm-6:00 pm

Nonstop1h 54m

$49

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Thu 5/22

4:39 pm-10:45 pm

1 stop7h 06m

$109

Salt Lake CityOntario

SLC - ONT

SLCONT

Salt Lake City

Tue 2/18

11:20 pm-10:32 pm

1 stop24h 12m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 13 results
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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 $310). 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 January 21, 2025.

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.

Weekly flight availability from Utah to Ontario

Explore weekly flight availability from Utah to Ontario. 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 21, 2025.

The most flights from USUT to ONT are scheduled on a Tuesday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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 January 21, 2025.
Peruse reviews from past customers who have flown with Frontier, American Airlines and United 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
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.7

Reviews

1 / 10

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

Southwest
8.1
Very good
4,662 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.7

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,706 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.7

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.7

Reviews

1 / 10

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

United Airlines
7.4
Good
8,984 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.7

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
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.7

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 $49. However, be on the lookout for offers from Delta and American 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: Frontier (100%), Air France (100%), 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 $119 on average our data indicates $234 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 $310). 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

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Alternative routes for Utah to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$92FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$50Average$109FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$72Average$193FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$132Average$277FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$238Average$327FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$253Average$359FlexibilityNo cancel feeOn-time71%
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