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$82+ Cheap flights from Illinois 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SLC
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Illinois to Utah

Keep the following information in mind while searching for Illinois to Utah flight deals. Data was last updated June 12, 2025.

Round-trip from

$214
(Frontier)

One-way from

$82
(FlightHub)

Popular in

December

Cheapest in

October

Average price

$421

Good round-trip deal

$152 or less

Good one-way deal

$166 or less
From Illinois to Utah
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One-way flight from Illinois to Utah
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Illinois to Utah.
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Price to beat on a one-way flight from Illinois to Utah.
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Find flight deals from Illinois to Utah

Cheapest flights from Illinois to Utah
Explore the most affordable flight options available from Illinois to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Frontier deal was found by Cheapflights users on 6/11. 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.
Thu 8/216:00 amORD - SLC
1 stop7h 39mFrontier
Sun 8/249:59 pmSLC - ORD
1 stop11h 38mFrontier
Deal found 6/11$214
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/254:45 pmORD - SLC
2 stops27h 39mSpirit Airlines
Mon 6/308:19 pmSLC - ORD
1 stop13h 31mSpirit Airlines
Deal found 6/11$215
This Delta deal was found by Cheapflights users on 6/10. 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 8/147:45 amORD - SLC
Nonstop3h 21mDelta
Thu 8/217:50 amSLC - ORD
Nonstop3h 08mDelta
Deal found 6/10$217
This Southwest deal was found by Cheapflights users on 6/12. 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.
Mon 8/49:35 pmMDW - SLC
Nonstop3h 30mSouthwest
Mon 8/115:10 amSLC - MDW
Nonstop3h 00mSouthwest
Deal found 6/12$217
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/142:44 pmMDW - SLC
1 stop10h 20mFrontier
Sun 8/178:44 pmSLC - MDW
1 stop13h 57mFrontier
Deal found 6/11$224
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/145:00 amORD - SLC
1 stop5h 38mUnited Airlines
Mon 8/184:10 pmSLC - ORD
Nonstop3h 15mUnited Airlines
Deal found 6/10$227
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/229:56 pmORD - SLC
1 stop19h 45mMultiple Airlines
Mon 6/308:19 pmSLC - ORD
1 stop8h 53mMultiple Airlines
Deal found 6/10$234
This Southwest deal was found by Cheapflights users on 6/11. 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.
Thu 8/147:30 amORD - SLC
2 stops11h 55mSouthwest
Thu 8/212:45 pmSLC - ORD
1 stop6h 35mSouthwest
Deal found 6/11$248
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/98:00 amORD - SLC
1 stop7h 48mAlaska Airlines
Tue 10/141:58 pmSLC - ORD
1 stop9h 01mAlaska Airlines
Deal found 6/10$255
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/175:00 amORD - SGU
1 stop5h 56mUnited Airlines
Mon 7/215:25 pmSGU - ORD
1 stop6h 05mUnited Airlines
Deal found 6/10$258
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 9/14:15 pmPIA - SLC
1 stop7h 34mAmerican Airlines
Thu 9/115:07 pmSLC - PIA
1 stop5h 12mAmerican Airlines
Deal found 6/11$259
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 amORD - SLC
1 stop9h 48mHawaiian Airlines
Tue 10/141:58 pmSLC - ORD
1 stop9h 01mHawaiian Airlines
Deal found 6/11$263

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 June 12, 2025.
Use the filters below to find and compare flights from Illinois to Utah that are best for you.

Fly from

Illinois

Fly to

Utah

Route

Depart

Return

Price

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Thu 8/21

6:00 am-12:39 pm

1 stop7h 39m

Salt Lake City

Sun 8/24

9:59 pm-10:37 am

1 stop11h 38m

$214

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Wed 6/25

4:45 pm-7:24 pm

2 stops27h 39m

Salt Lake City

Mon 6/30

8:19 pm-10:50 am

1 stop13h 31m

$215

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Thu 8/14

7:45 am-10:06 am

Nonstop3h 21m

Salt Lake City

Thu 8/21

7:50 am-11:58 am

Nonstop3h 08m

$217

ChicagoSalt Lake City

MDW - SLC

MDWSLC

Chicago Midway

Mon 8/4

9:35 pm-12:05 am

Nonstop3h 30m

Salt Lake City

Mon 8/11

5:10 am-9:10 am

Nonstop3h 00m

$217

ChicagoSalt Lake City

MDW - SLC

MDWSLC

Chicago Midway

Thu 8/14

2:44 pm-12:04 am

1 stop10h 20m

Salt Lake City

Sun 8/17

8:44 pm-11:41 am

1 stop13h 57m

$224

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Thu 8/14

5:00 am-9:38 am

1 stop5h 38m

Salt Lake City

Mon 8/18

4:10 pm-8:25 pm

Nonstop3h 15m

$227

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Sun 6/22

9:56 pm-4:41 pm

1 stop19h 45m

Salt Lake City

Mon 6/30

8:19 pm-6:12 am

1 stop8h 53m

$234

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Thu 8/14

7:30 am-6:25 pm

2 stops11h 55m

Salt Lake City

Thu 8/21

2:45 pm-10:20 pm

1 stop6h 35m

$248

ChicagoSaint George

ORD - SGU

ORDSGU

Chicago O'Hare Intl

Thu 7/17

5:00 am-9:56 am

1 stop5h 56m

Saint George

Mon 7/21

5:25 pm-12:30 am

1 stop6h 05m

$258

PeoriaSalt Lake City

PIA - SLC

PIASLC

Greater Peoria

Mon 9/1

4:15 pm-10:49 pm

1 stop7h 34m

Salt Lake City

Thu 9/11

5:07 pm-11:19 pm

1 stop5h 12m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Utah

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

Cheapflights Insights

Everything you need to know about your flight from Illinois to Utah

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

Currently, October is the cheapest month in which you can book a flight from Illinois to Utah (average of $277). Flying from Illinois 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 IL to UT?

Find hourly flight availability from Illinois 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 June 12, 2025.

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

Weekly flight availability from Illinois to Utah

Explore weekly flight availability from Illinois 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 June 12, 2025.

The most flights from USIL to USUT are scheduled on a Thursday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 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 June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Illinois to Utah. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $82. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Illinois to Utah for a low price.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Illinois to Utah (average of $277). Flying from Illinois 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.

See more FAQs

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Alternative routes for Illinois to Utah

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Utah

Discover the top 7 airlines that operate flights from Illinois 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$64Average$225FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$88Average$108FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$136Average$273FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$148Average$547FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$148Average$438FlexibilityNo cancel feeOn-time63%
DeltaCheapest$151Average$397FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$176Average$516FlexibilityNo cancel feeOn-time69%

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