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$67+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap 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 December 28, 2025.

This United Airlines deal was found by Cheapflights users on 12/25. 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.
Mon 12/295:12 pmBOI - SGU
1 stop5h 52mUnited Airlines
Fri 1/25:10 amSGU - BOI
1 stop4h 51mUnited Airlines
Deal found 12/25$298
This Delta deal was found by Cheapflights users on 12/26. 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 12/266:57 pmIDA - SLC
Nonstop1h 23mDelta
Fri 1/29:45 pmSLC - IDA
Nonstop1h 07mDelta
Deal found 12/26$369
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Mon 12/295:05 amGEG - SGU
1 stop7h 08mUnited Airlines
Thu 1/11:51 pmSGU - GEG
1 stop8h 07mUnited Airlines
Deal found 12/26$441
This Frontier deal was found by Cheapflights users on 12/26. 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.
Sat 12/2712:54 pmBOI - SLC
1 stop11h 13mFrontier
Sat 1/37:20 amSLC - BOI
1 stop4h 39mFrontier
Deal found 12/26$462
This Orbitz deal was found by Cheapflights users on 12/26. 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.
Sun 12/2812:02 pmGEG - SLC
1 stop22h 35mMultiple Airlines
Sat 1/107:00 amSLC - GEG
1 stop5h 12mMultiple Airlines
Deal found 12/26$466
This Delta deal was found by Cheapflights users on 12/26. 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 12/291:15 pmGEG - SGU
1 stop3h 52mDelta
Sat 1/35:50 amSGU - GEG
1 stop4h 18mDelta
Deal found 12/26$538
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Tue 12/305:30 amGEG - SLC
1 stop8h 15mAlaska Airlines
Tue 1/63:24 pmSLC - GEG
1 stop4h 22mAlaska Airlines
Deal found 12/26$539
This Delta deal was found by Cheapflights users on 12/26. 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.
Sat 12/276:19 pmBOI - SLC
Nonstop1h 23mDelta
Sat 1/38:25 amSLC - BOI
Nonstop1h 43mDelta
Deal found 12/26$539
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Tue 12/307:00 amGEG - SLC
1 stop6h 45mAlaska Airlines
Fri 1/27:17 amSLC - GEG
1 stop6h 31mAlaska Airlines
Deal found 12/26$558
This Delta deal was found by Cheapflights users on 12/26. 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.
Sun 12/285:55 amGEG - SLC
Nonstop1h 50mDelta
Sat 1/109:55 pmSLC - GEG
Nonstop1h 56mDelta
Deal found 12/26$569
This eDestinos deal was found by Cheapflights users on 12/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amGEG - SLC
1 stop6h 45mMultiple Airlines
Tue 1/63:32 pmSLC - GEG
3 stops53h 36mMultiple Airlines
Deal found 12/25$576
This Delta deal was found by Cheapflights users on 12/26. 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.
Sat 12/2711:10 amBOI - SLC
Nonstop1h 22mDelta
Mon 12/2910:50 pmSLC - BOI
Nonstop1h 29mDelta
Deal found 12/26$579

Find flight deals from Idaho to Utah

Keep the following information in mind while searching for Idaho to Utah flight deals. Data was last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$163
(Travelocity)

One-way from

$67
(Trip.com)

Popular in

January

Cheapest in

August

Average price

$421

Good round-trip deal

$369 or less

Good one-way deal

$214 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Salt Lake City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Salt Lake City flights.
Search Deals
From Idaho to Utah
Search Deals
One-way flight from Idaho to Utah
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Idaho to Utah.
Search Deals
Price to beat on a one-way flight from Idaho to Utah.
Search Deals

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 December 28, 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

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Fri 3/13

6:15 am-7:11 am

Nonstop0h 56m

Salt Lake City

Tue 3/17

1:40 pm-2:34 pm

Nonstop0h 54m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Mon 2/2

3:35 pm-4:33 pm

Nonstop0h 58m

Salt Lake City

Mon 2/9

9:45 pm-10:49 pm

Nonstop1h 04m

$189

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Tue 3/3

5:40 am-11:48 am

1 stop5h 08m

Salt Lake City

Sat 3/7

6:12 pm-9:37 pm

1 stop4h 25m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Tue 3/3

12:00 pm-5:18 pm

1 stop4h 18m

Salt Lake City

Tue 3/10

12:45 pm-5:03 pm

1 stop5h 18m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Mon 3/2

12:00 pm-5:18 pm

1 stop4h 18m

Salt Lake City

Fri 3/6

6:12 pm-12:29 pm

1 stop19h 17m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Wed 3/4

5:57 pm-11:58 pm

1 stop5h 01m

Salt Lake City

Fri 3/6

6:12 pm-8:57 am

1 stop15h 45m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Wed 3/4

5:57 pm-11:58 pm

1 stop5h 01m

Salt Lake City

Tue 3/10

12:45 pm-6:12 pm

1 stop6h 27m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Mon 3/2

12:00 pm-5:18 pm

1 stop4h 18m

Salt Lake City

Sun 3/8

6:20 am-11:01 pm

1 stop17h 41m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Wed 3/4

7:05 am-11:58 pm

1 stop15h 53m

Salt Lake City

Sun 3/8

6:20 am-6:12 pm

1 stop12h 52m

$204

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Wed 2/4

5:45 am-8:58 pm

1 stop14h 13m

Salt Lake City

Sun 2/8

7:00 am-11:12 am

1 stop5h 12m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

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 December 28, 2025.

It’s typically best to fly out from Idaho to Utah in the evening. Doing so could potentially save you 27% 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 27, 2025.

Travelers seeking maximum savings on their Idaho to Utah flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday 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 December 28, 2025.

The most flights from USID to USUT are scheduled on a Saturday (14 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Idaho to Utah?

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 December 28, 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
11,554 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Alaska Airlines
8.0
Very good
11,554 reviews
Alaska Airlines
8.0
Very good
11,554 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Southwest
8.0
Very good
4,250 reviews
Alaska Airlines
8.0
Very good
11,554 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Delta
7.9
Good
8,016 reviews
Alaska Airlines
8.0
Very good
11,554 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

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 5 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 56m. Fly via Delta, Alaska Airlines, or United Airlines to get the fastest option. The distance between Idaho and Utah is about 174 mi. This flight may include one or multiple stops.

  • 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$138Average$347FlexibilityNo cancel feeOn-time75%
DeltaCheapest$149Average$352FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$202Average$414FlexibilityNo cancel feeOn-time63%

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