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$52+ Cheap flights from Idaho 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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Cheap flight deals from Idaho to Utah

Keep the following information in mind while searching for Idaho to Utah flight deals. Data was last updated November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$138
(Kiwi.com)

One-way from

$52
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$339

Good round-trip deal

$358 or less

Good one-way deal

$192 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Salt Lake City flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Salt Lake City flights.
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From Idaho to Utah
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One-way flight from Idaho to Utah
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Highest demand for flights based on searches. 9% potential increase in price ($38 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 November 2025
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Price to beat on a round-trip flight from Idaho to Utah.
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Price to beat on a one-way flight from Idaho to Utah.
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Find flight deals from Idaho to Utah

Cheapest flights from Idaho to Utah
Explore the most affordable flight options available from Idaho to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This Expedia deal was found by Cheapflights users on 11/15. 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.
Thu 12/412:08 pmGEG - SLC
1 stop20h 19mMultiple Airlines
Sat 12/612:11 pmSLC - GEG
1 stop4h 36mMultiple Airlines
Deal found 11/15$170
This Expedia deal was found by Cheapflights users on 11/17. 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.
Thu 12/412:08 pmGEG - SLC
1 stop20h 19mFrontier
Sun 12/77:20 amSLC - GEG
1 stop4h 53mFrontier
Deal found 11/17$210
This Kiwi.com deal was found by Cheapflights users on 11/17. 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.
Mon 12/17:54 pmGEG - SLC
2 stops14h 43mMultiple Airlines
Wed 12/36:23 pmSLC - GEG
1 stop17h 50mMultiple Airlines
Deal found 11/17$216
This Delta deal was found by Cheapflights users on 11/17. 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 12/115:50 amBOI - SGU
1 stop5h 04mDelta
Thu 12/186:00 amSGU - BOI
1 stop4h 15mDelta
Deal found 11/17$218
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Sun 12/146:03 amBOI - SLC
1 stop5h 57mAlaska Airlines
Sun 12/215:30 amSLC - BOI
1 stop16h 56mAlaska Airlines
Deal found 11/16$222
This Kiwi.com deal was found by Cheapflights users on 11/17. 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.
Thu 12/45:01 pmGEG - SLC
2 stops15h 26mMultiple Airlines
Sun 12/78:04 pmSLC - GEG
1 stop14h 43mMultiple Airlines
Deal found 11/17$234
This Kiwi.com deal was found by Cheapflights users on 11/16. 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.
Sun 12/144:39 pmIDA - SLC
1 stop21h 04mMultiple Airlines
Sun 12/211:48 pmSLC - IDA
1 stop24h 32mMultiple Airlines
Deal found 11/16$234
This Alaska Airlines deal was found by Cheapflights users on 11/15. 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 12/85:59 pmBOI - SLC
1 stop18h 01mAlaska Airlines
Fri 12/128:43 pmSLC - BOI
1 stop18h 43mAlaska Airlines
Deal found 11/15$235
This Kiwi.com deal was found by Cheapflights users on 11/16. 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.
Tue 12/2312:02 pmGEG - SLC
1 stop19h 10mFrontier
Mon 12/298:58 pmSLC - GEG
1 stop15h 09mFrontier
Deal found 11/16$241
This Kiwi.com deal was found by Cheapflights users on 11/16. 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.
Mon 12/2210:41 pmBOI - SLC
1 stop22h 52mMultiple Airlines
Thu 12/2510:25 pmSLC - BOI
1 stop16h 39mMultiple Airlines
Deal found 11/16$242
This Kiwi.com deal was found by Cheapflights users on 11/16. 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.
Tue 12/162:26 pmIDA - SLC
1 stop19h 18mMultiple Airlines
Wed 12/245:21 pmSLC - IDA
1 stop23h 45mMultiple Airlines
Deal found 11/16$250
This Alaska Airlines deal was found by Cheapflights users on 11/14. 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.
Sat 12/137:47 pmGEG - SLC
1 stop15h 13mAlaska Airlines
Sun 1/1111:56 amSLC - GEG
1 stop11h 56mAlaska Airlines
Deal found 11/14$252

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 November 17, 2025.
Use the filters below to find and compare flights from Idaho to Utah that are best for you.

Fly from

Idaho

Fly to

Utah

Route

Depart

Return

Price

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Thu 12/4

12:08 pm-9:27 am

1 stop20h 19m

Salt Lake City

Sat 12/6

12:11 pm-3:47 pm

1 stop4h 36m

$170

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Thu 4/16

6:15 am-7:10 am

Nonstop0h 55m

Salt Lake City

Mon 4/20

9:20 pm-10:14 pm

Nonstop0h 54m

$179

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Tue 1/6

10:47 am-8:02 pm

1 stop9h 15m

Salt Lake City

Sat 1/24

8:20 am-12:54 pm

1 stop4h 34m

$194

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Wed 1/7

11:35 am-5:34 pm

1 stop5h 59m

Salt Lake City

Sat 1/31

8:20 am-8:04 pm

1 stop11h 44m

$194

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Wed 1/7

5:55 pm-11:17 am

1 stop17h 22m

Salt Lake City

Sat 1/24

8:20 am-12:54 pm

1 stop4h 34m

$194

Idaho FallsSalt Lake City

IDA - SLC

IDASLC

Idaho Falls Fanning Field

Sat 5/2

6:10 am-7:12 am

Nonstop1h 02m

Salt Lake City

Tue 5/5

9:15 pm-10:14 pm

Nonstop0h 59m

$199

PocatelloSalt Lake City

PIH - SLC

PIHSLC

Pocatello

Sat 3/7

12:29 pm-1:31 pm

Nonstop1h 02m

Salt Lake City

Wed 3/11

11:15 am-12:15 pm

Nonstop1h 00m

$199

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Fri 1/9

3:43 pm-8:58 pm

1 stop4h 15m

Salt Lake City

Mon 1/12

11:56 am-11:38 am

1 stop24h 42m

$203

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Wed 2/4

9:10 am-5:43 pm

1 stop8h 33m

Salt Lake City

Fri 2/6

11:56 am-12:54 pm

1 stop24h 58m

$203

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Sun 1/11

3:43 pm-11:43 pm

1 stop8h 00m

Salt Lake City

Thu 1/22

11:56 am-8:04 pm

1 stop8h 08m

$203

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

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

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

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

Currently, March is the cheapest month in which you can book a flight from Idaho to Utah (average of $149). Flying from Idaho to Utah in June is currently the most expensive (average of $227). 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 ID to UT?

Find hourly flight availability from Idaho 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 November 17, 2025.

It’s typically best to fly out from Idaho to Utah in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Idaho to Utah?

Use this chart to determine the cheapest time to fly round-trip from Idaho to Utah. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Idaho to Utah flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Idaho to Utah

Explore weekly flight availability from Idaho 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 November 17, 2025.

The most flights from USID to USUT are scheduled on a Saturday (13 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 on average).

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 November 17, 2025.
Read through reviews of airlines operating flights from Idaho to Utah, such as Alaska Airlines, Southwest, and Delta. 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
11,312 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Alaska Airlines
8.0
Very good
11,312 reviews
Alaska Airlines
8.0
Very good
11,312 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
11,312 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Delta
7.9
Good
8,007 reviews
Alaska Airlines
8.0
Very good
11,312 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.

Related info for your journey

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

  • How popular is this Idaho to Utah flight route?

    Flights from Idaho to Utah have been viewed 4 times in the past calendar month.

  • How long is the flight from Idaho to Utah?

    There are many flights that can get you from Idaho to Utah in 55m. Fly via Delta, Alaska Airlines, or Frontier to get the fastest option. The distance between Idaho and Utah is about 174 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Idaho to Utah are Frontier ($72), Alaska Airlines ($109), and Delta ($148).

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Idaho to Utah (average of $149). Flying from Idaho to Utah in June is currently the most expensive (average of $227). 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 Idaho to Utah

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Idaho to Utah

Discover the top 3 airlines that operate flights from Idaho 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 November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$141Average$347FlexibilityNo cancel feeOn-time75%
DeltaCheapest$149Average$354FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$202Average$414FlexibilityNo cancel feeOn-time63%

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