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Utah

$86+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$181
(Booking.com)

One-way from

$86
(Frontier)

Popular in

April

Cheapest in

September

Average price

$450

Good round-trip deal

$268 or less

Good one-way deal

$140 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 ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This Booking.com deal was found by Cheapflights users on 4/28. 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 5/152:57 pmBOI - SLC
1 stop9h 38mFrontier
Sat 5/172:57 pmSLC - BOI
1 stop22h 40mFrontier
Deal found 4/28$181
This Booking.com deal was found by Cheapflights users on 4/27. 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.
Fri 5/1612:16 pmBOI - SLC
1 stop7h 03mMultiple Airlines
Sat 5/172:57 pmSLC - BOI
1 stop22h 40mMultiple Airlines
Deal found 4/27$188
This Delta deal was found by Cheapflights users on 4/29. 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 8/26:15 amTWF - SLC
Nonstop0h 56mDelta
Sun 8/31:40 pmSLC - TWF
Nonstop0h 58mDelta
Deal found 4/29$189
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 6/106:20 amPIH - SLC
Nonstop0h 55mDelta
Wed 6/1812:52 pmSLC - PIH
Nonstop0h 58mDelta
Deal found 4/29$199
This Expedia deal was found by Cheapflights users on 4/28. 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 5/2012:26 pmGEG - SLC
1 stop10h 03mMultiple Airlines
Wed 5/287:33 pmSLC - GEG
1 stop5h 21mMultiple Airlines
Deal found 4/28$210
This Delta deal was found by Cheapflights users on 4/28. 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 5/2212:50 pmBOI - SGU
1 stop5h 49mDelta
Mon 5/266:10 amSGU - BOI
1 stop3h 56mDelta
Deal found 4/28$218
This Delta deal was found by Cheapflights users on 4/29. 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 5/291:04 pmJAC - SLC
Nonstop1h 10mDelta
Sun 6/19:40 amSLC - JAC
Nonstop1h 03mDelta
Deal found 4/29$219
This Frontier deal was found by Cheapflights users on 4/29. 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.
Tue 5/2711:49 amGEG - SLC
1 stop10h 15mFrontier
Sun 6/17:20 amSLC - GEG
1 stop4h 43mFrontier
Deal found 4/29$220
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/135:00 amIDA - SGU
1 stop4h 53mUnited Airlines
Sat 5/175:05 amSGU - IDA
1 stop4h 27mUnited Airlines
Deal found 4/27$228
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/279:30 amGEG - SLC
1 stop4h 12mAlaska Airlines
Wed 6/46:48 amSLC - GEG
1 stop5h 05mAlaska Airlines
Deal found 4/29$238
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 9/203:46 pmGEG - SGU
1 stop7h 20mAmerican Airlines
Tue 9/236:37 amSGU - GEG
1 stop7h 14mAmerican Airlines
Deal found 4/28$238
This Delta deal was found by Cheapflights users on 4/28. 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 7/115:20 pmLWS - SLC
Nonstop1h 35mDelta
Thu 7/174:00 pmSLC - LWS
Nonstop1h 34mDelta
Deal found 4/28$249

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 April 30, 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

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 5/15

2:57 pm-12:35 am

1 stop9h 38m

Salt Lake City

Sat 5/17

2:57 pm-1:37 pm

1 stop22h 40m

$181

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Fri 5/16

12:16 pm-7:19 pm

1 stop7h 03m

Salt Lake City

Sat 5/17

2:57 pm-1:37 pm

1 stop22h 40m

$188

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Sat 8/2

6:15 am-7:11 am

Nonstop0h 56m

Salt Lake City

Sun 8/3

1:40 pm-2:38 pm

Nonstop0h 58m

$189

PocatelloSalt Lake City

PIH - SLC

PIHSLC

Pocatello

Tue 6/10

2:30 pm-3:29 pm

Nonstop0h 59m

Salt Lake City

Wed 6/18

12:52 pm-1:50 pm

Nonstop0h 58m

$199

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Tue 5/20

12:26 pm-11:29 pm

1 stop10h 03m

Salt Lake City

Wed 5/28

7:33 pm-11:54 pm

1 stop5h 21m

$210

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 5/22

12:50 pm-6:39 pm

1 stop5h 49m

Saint George

Mon 5/26

6:10 am-10:06 am

1 stop3h 56m

$218

JacksonSalt Lake City

JAC - SLC

JACSLC

Jackson Hole

Thu 5/29

1:04 pm-2:14 pm

Nonstop1h 10m

Salt Lake City

Sun 6/1

9:40 am-10:43 am

Nonstop1h 03m

$219

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Tue 5/27

11:49 am-11:04 pm

1 stop10h 15m

Salt Lake City

Sun 6/1

7:20 am-11:03 am

1 stop4h 43m

$220

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 5/13

5:00 am-9:53 am

1 stop4h 53m

Saint George

Sat 5/17

5:05 am-9:32 am

1 stop4h 27m

$228

SpokaneSalt Lake City

GEG - SLC

GEGSLC

Spokane

Tue 5/27

9:30 am-2:42 pm

1 stop4h 12m

Salt Lake City

Wed 6/4

6:48 am-10:53 am

1 stop5h 05m

$238

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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, October is the cheapest month in which you can book a flight from Idaho to Utah (average of $277). Flying from Idaho 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 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 April 30, 2025.

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

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 April 30, 2025.
To help decide which airline to fly from Idaho to Utah, see what other customers have to say about Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

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
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

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
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

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 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 12 times in the past calendar month.

  • 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 ($86), Spirit Airlines ($115), and Alaska Airlines ($119).

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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to Utah

Discover the top 5 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$188FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$141Average$332FlexibilityNo cancel feeOn-time75%
DeltaCheapest$148Average$354FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$243Average$378FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$368Average$432FlexibilityNo cancel feeOn-time63%

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