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$64+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOI
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap 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 diciembre 12, 2025.

This Flightnetwork deal was found by Cheapflights users on 12/10. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/198:58 pmSLC - BOI
1 stop15h 01mFrontier
dom. 12/2112:38 pmBOI - SLC
1 stop19h 34mFrontier
Deal found 12/10$227
This Frontier deal was found by Cheapflights users on 12/11. 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.
dom. 12/287:20 amSLC - BOI
1 stop4h 23mFrontier
sáb. 1/312:54 pmBOI - SLC
1 stop11h 13mFrontier
Deal found 12/11$258
This Delta deal was found by Cheapflights users on 12/11. 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.
vie. 12/127:15 pmSGU - BOI
1 stop5h 27mDelta
sáb. 1/241:00 pmBOI - SGU
1 stop5h 32mDelta
Deal found 12/11$303
This Frontier deal was found by Cheapflights users on 12/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/257:20 amSLC - BOI
1 stop4h 23mFrontier
sáb. 12/2712:54 pmBOI - SLC
1 stop11h 13mFrontier
Deal found 12/10$332
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/217:20 amSLC - BOI
1 stop4h 23mFrontier
sáb. 1/312:54 pmBOI - SLC
1 stop19h 18mFrontier
Deal found 12/10$343
This Expedia deal was found by Cheapflights users on 12/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/147:20 amSLC - BOI
1 stop4h 29mFrontier
dom. 12/2112:38 pmBOI - SLC
1 stop19h 34mFrontier
Deal found 12/11$347
This Delta deal was found by Cheapflights users on 12/10. 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.
dom. 12/2810:50 pmSLC - BOI
Nonstop1h 29mDelta
sáb. 1/36:19 pmBOI - SLC
Nonstop1h 23mDelta
Deal found 12/10$379
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/187:20 amSLC - BOI
1 stop4h 23mFrontier
sáb. 12/2712:54 pmBOI - SLC
1 stop11h 13mFrontier
Deal found 12/10$387
This Frontier deal was found by Cheapflights users on 12/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/187:20 amSLC - BOI
1 stop4h 23mFrontier
dom. 12/2112:38 pmBOI - SLC
1 stop11h 29mFrontier
Deal found 12/10$402
This Delta deal was found by Cheapflights users on 12/10. 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.
jue. 12/259:30 pmSLC - BOI
Nonstop1h 27mDelta
lun. 12/2911:10 amBOI - SLC
Nonstop1h 22mDelta
Deal found 12/10$419
This Kiwi.com deal was found by Cheapflights users on 12/10. 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. 12/2510:25 pmSLC - BOI
1 stop16h 39mMultiple Airlines
lun. 12/299:46 pmBOI - SLC
2 stops10h 26mMultiple Airlines
Deal found 12/10$428
This Kiwi.com deal was found by Cheapflights users on 12/11. 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. 12/197:20 amSLC - BOI
1 stop28h 39mFrontier
sáb. 1/312:54 pmBOI - SLC
1 stop19h 18mFrontier
Deal found 12/11$429

Find flight deals from Utah to Boise

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

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$138
(Kiwi.com)

One-way from

$64
(Expedia)

Popular in

July

Cheapest in

November

Average price

$466

Good round-trip deal

$469 or less

Good one-way deal

$518 or less
Provider with most accurate pricing for Salt Lake City-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Salt Lake City-Boise Air Term. Gowen Fld flights.
Search Deals
From Utah to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Utah to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($34 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 Utah to Boise Air Term. Gowen Fld.
Search Deals
Price to beat on a one-way flight from Utah to Boise Air Term. Gowen Fld.
Search Deals

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 diciembre 12, 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

jue. 1/8

3:29 pm-11:17 am

1 stop19h 48m

Boise Air Term. Gowen Fld

jue. 1/15

2:19 pm-8:34 am

1 stop18h 15m

$141

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

dom. 1/25

7:00 am-12:51 pm

1 stop5h 51m

Boise Air Term. Gowen Fld

dom. 2/1

1:55 pm-8:58 pm

1 stop7h 03m

$166

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 1/23

7:00 am-12:51 pm

1 stop5h 51m

Boise Air Term. Gowen Fld

dom. 1/25

6:23 am-11:17 am

1 stop4h 54m

$185

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 1/9

7:00 am-3:10 pm

1 stop8h 10m

Boise Air Term. Gowen Fld

lun. 1/12

5:55 pm-11:43 pm

1 stop5h 48m

$185

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

jue. 1/8

7:00 am-11:01 pm

1 stop16h 01m

Boise Air Term. Gowen Fld

dom. 1/11

6:23 am-11:17 am

1 stop4h 54m

$185

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

jue. 2/26

3:05 pm-11:03 am

2 stops19h 58m

Boise Air Term. Gowen Fld

dom. 3/1

11:48 am-12:14 am

1 stop12h 26m

$248

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

dom. 1/25

7:00 am-5:01 pm

2 stops10h 01m

Boise Air Term. Gowen Fld

dom. 2/1

5:55 pm-11:43 pm

1 stop5h 48m

$273

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

mié. 1/21

12:07 pm-7:51 pm

1 stop7h 44m

Boise Air Term. Gowen Fld

dom. 1/25

6:10 am-1:13 pm

1 stop7h 03m

$278

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

jue. 2/26

9:45 pm-11:05 pm

Nonstop1h 20m

Boise Air Term. Gowen Fld

dom. 3/1

5:35 am-6:53 am

Nonstop1h 18m

$299

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

vie. 12/26

6:42 pm-10:11 pm

1 stop3h 29m

Boise Air Term. Gowen Fld

mar. 12/30

5:50 am-10:49 am

1 stop4h 59m

$459

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 24 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, September is the cheapest month in which you can book a flight from Utah to Boise (average of $188). Flying from Utah to Boise in August is currently the most expensive (average of $259). 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 diciembre 12, 2025.

One of the essential ways to save on airfare from Utah to Boise is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 18% on airfare.

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 diciembre 12, 2025.

The most flights from USUT to BOI are scheduled on a Tuesday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 5h 51m. 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 Frontier. According to our data, you can fly for as low as $86. Users have also found prices from $158 and $175 on Southwest and Delta, respectively.

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

    Consider SkyWest Airlines (98%), Virgin Atlantic (93%) or Delta (88%) 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 $319. While the most popular route (Salt Lake City - Boise Air Term. Gowen Fld) can be booked for $166 on average, our data indicates $494 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, September is the cheapest month in which you can book a flight from Utah to Boise (average of $188). Flying from Utah to Boise in August is currently the most expensive (average of $259). 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 2 airlines flying from Utah to Boise

Discover the top 2 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$199Average$371FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$223Average$374FlexibilityNo cancel feeOn-time69%

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