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$80+ Cheap flights from Utah to Boise (BOI)

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOI
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Utah to Boise

Keep the following information in mind while searching for Utah to Boise flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$149
(Kiwi.com)

One-way from

$80
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$414

Good round-trip deal

$299 or less

Good one-way deal

$198 or less
From Utah to Boise Air Term. Gowen Fld
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One-way flight from Utah to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 10% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Utah to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from Utah to Boise Air Term. Gowen Fld.
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Find flight deals from Utah to Boise

Cheapest flights from Utah to Boise
Explore the most affordable flight options available from Utah to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/236:30 amSLC - BOI
1 stop5h 13mFrontier
jue. 10/3012:33 pmBOI - SLC
1 stop11h 28mFrontier
Deal found 9/10$149
This Priceline deal was found by Cheapflights users on 9/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/96:30 amSLC - BOI
1 stop5h 13mFrontier
jue. 10/1612:28 pmBOI - SLC
1 stop4h 32mFrontier
Deal found 9/11$157
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/32:27 pmSLC - BOI
1 stop22h 54mMultiple Airlines
dom. 10/512:22 pmBOI - SLC
1 stop19h 10mMultiple Airlines
Deal found 9/11$176
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/246:30 amSLC - BOI
1 stop5h 13mFrontier
dom. 10/2612:28 pmBOI - SLC
1 stop19h 04mFrontier
Deal found 9/10$188
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/188:50 amSLC - BOI
Nonstop1h 25mDelta
mar. 1/61:10 pmBOI - SLC
Nonstop1h 20mDelta
Deal found 9/11$199
This Delta deal was found by Cheapflights users on 9/9. 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.
sáb. 10/49:39 amSLC - BOI
Nonstop1h 09mDelta
sáb. 10/1111:12 amBOI - SLC
Nonstop1h 13mDelta
Deal found 9/9$229
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:35 pmSLC - BOI
1 stop24h 56mSpirit Airlines
jue. 10/22:16 pmBOI - SLC
1 stop23h 16mSpirit Airlines
Deal found 9/11$247
This Delta deal was found by Cheapflights users on 9/10. 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.
vie. 10/1010:47 pmSLC - BOI
Nonstop1h 12mDelta
dom. 10/126:00 amBOI - SLC
Nonstop1h 14mDelta
Deal found 9/10$249
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/246:05 pmSLC - BOI
1 stop19h 16mMultiple Airlines
vie. 9/269:26 pmBOI - SLC
1 stop21h 17mMultiple Airlines
Deal found 9/10$251
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/268:44 pmSLC - BOI
1 stop16h 37mMultiple Airlines
dom. 9/282:16 pmBOI - SLC
1 stop20h 26mMultiple Airlines
Deal found 9/11$255
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/125:18 amSGU - BOI
1 stop4h 24mUnited Airlines
dom. 9/145:00 amBOI - SGU
1 stop4h 56mUnited Airlines
Deal found 9/11$278
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/135:18 amSGU - BOI
1 stop4h 34mUnited Airlines
dom. 9/215:00 amBOI - SGU
1 stop4h 56mUnited Airlines
Deal found 9/11$328

Cheapflights Fare Finder

 
Customize your flight search to find flights from Utah to Boise 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Utah to Boise that are best for you.

Fly from

Utah

Fly to

Boise

Route

Depart

Return

Price

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 10/24

6:30 am-11:43 am

1 stop5h 13m

Boise Air Term. Gowen Fld

dom. 10/26

12:28 pm-7:32 am

1 stop19h 04m

$188

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 10/24

10:47 pm-11:59 pm

Nonstop1h 12m

Boise Air Term. Gowen Fld

dom. 10/26

8:55 am-10:14 am

Nonstop1h 19m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 2/20

8:59 am-10:24 am

Nonstop1h 25m

Boise Air Term. Gowen Fld

mar. 2/24

11:45 am-1:08 pm

Nonstop1h 23m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

mié. 11/12

11:15 pm-12:35 am

Nonstop1h 20m

Boise Air Term. Gowen Fld

sáb. 11/15

8:45 am-10:14 am

Nonstop1h 29m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

sáb. 10/11

5:55 pm-7:07 pm

Nonstop1h 12m

Boise Air Term. Gowen Fld

dom. 10/12

6:00 am-7:14 am

Nonstop1h 14m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 11/14

11:15 pm-12:35 am

Nonstop1h 20m

Boise Air Term. Gowen Fld

dom. 11/16

5:55 am-7:14 am

Nonstop1h 19m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 10/17

9:05 am-10:17 am

Nonstop1h 12m

Boise Air Term. Gowen Fld

dom. 10/19

8:55 am-10:14 am

Nonstop1h 19m

$199

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

mar. 3/3

9:05 am-12:18 pm

1 stop3h 13m

Boise Air Term. Gowen Fld

sáb. 3/7

1:10 pm-6:35 pm

1 stop5h 25m

$218

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

sáb. 10/4

3:30 pm-4:41 pm

Nonstop1h 11m

Boise Air Term. Gowen Fld

sáb. 10/11

11:12 am-12:25 pm

Nonstop1h 13m

$229

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

mar. 11/18

10:53 am-12:08 pm

Nonstop1h 15m

Boise Air Term. Gowen Fld

dom. 11/23

5:55 am-7:14 am

Nonstop1h 19m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 26 results
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Best time to book a flight from Utah to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise 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.

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Utah to Boise (average of $314). Flying from Utah to Boise in June is currently the most expensive (average of $398). 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 BOI?

Find hourly flight availability from Utah to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

When flying from Utah to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Utah to Boise

Explore weekly flight availability from Utah to Boise. 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 septiembre 11, 2025.

The most flights from USUT to BOI are scheduled on a Thursday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Related info for your journey

Find useful and relevant information for your journey from Utah to Boise. 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 Boise from Utah?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from Utah to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How long is the flight from Utah to Boise?

    Departing from Utah to Boise will take you 1h 12m. There are 290 mi between Utah and Boise. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $81. Users have also found prices from $82 and $120 on Frontier and Alaska Airlines, respectively.

  • What are the most reliable airlines from Utah to Boise?

    Consider SkyWest Airlines (97%), Aeromexico (91%) or Delta (89%) when booking your flight. These represent the most reliable airlines when flying from Utah to Boise.

  • What are the cheapest flights from Utah to Boise?

    Looking at all options, your cheapest flight can be booked for $168. While the most popular route (Salt Lake City - Boise Air Term. Gowen Fld) can be booked for $199 on average, our data indicates $334 when flying from Utah to Boise.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Utah to Boise (average of $314). Flying from Utah to Boise in June is currently the most expensive (average of $398). 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

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Alternative routes for Utah to Boise

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Top 3 airlines flying from Utah to Boise

Discover the top 3 airlines that operate flights from Utah to Boise. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$168Average$280FlexibilityNo cancel feeOn-time65%
DeltaCheapest$218Average$363FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$223Average$360FlexibilityNo cancel feeOn-time69%

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