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$63+ Cheap flights from Boise (BOI) 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
Aug 10 — Aug 171
Mon 8/10
Mon 8/17
1 adult, Economy
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Cheap flight deals from Boise to Utah

Cheapest flights from Boise to Utah
Explore the most affordable flight options available from Boise to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Mon 10/123:52 pm
BOI
-
SLC
1 stop22h 04m
Frontier
Thu 10/229:58 pm
SLC
-
BOI
1 stop16h 59m
Frontier
Deal found 7/10$130
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/81:24 pm
BOI
-
SLC
1 stop10h 35m
Frontier
Thu 9/109:58 pm
SLC
-
BOI
1 stop16h 59m
Frontier
Deal found 7/9$142
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 8/61:24 pm
BOI
-
SLC
1 stop10h 20m
Frontier
Mon 8/103:41 pm
SLC
-
BOI
1 stop20h 48m
Frontier
Deal found 7/10$163
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:24 pm
BOI
-
SLC
1 stop5h 59m
Frontier
Mon 8/247:08 pm
SLC
-
BOI
1 stop17h 21m
Frontier
Deal found 7/9$164
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/251:24 pm
BOI
-
SLC
1 stop10h 35m
Frontier
Wed 8/267:08 pm
SLC
-
BOI
1 stop16h 21m
Frontier
Deal found 7/7$167
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:24 pm
BOI
-
SLC
1 stop10h 20m
Frontier
Tue 8/186:05 am
SLC
-
BOI
1 stop6h 24m
Frontier
Deal found 7/9$168
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/2012:24 pm
BOI
-
SLC
1 stop5h 59m
Frontier
Tue 8/256:05 am
SLC
-
BOI
1 stop6h 24m
Frontier
Deal found 7/8$170
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/61:24 pm
BOI
-
SLC
1 stop10h 20m
Frontier
Thu 8/136:05 am
SLC
-
BOI
1 stop6h 24m
Frontier
Deal found 7/8$182
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:24 pm
BOI
-
SLC
1 stop25h 31m
Frontier
Thu 8/66:05 am
SLC
-
BOI
1 stop6h 24m
Frontier
Deal found 7/9$183
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:24 pm
BOI
-
SLC
1 stop18h 07m
Frontier
Thu 8/276:05 am
SLC
-
BOI
1 stop5h 24m
Frontier
Deal found 7/9$190
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Tue 10/2012:23 pm
BOI
-
SLC
1 stop8h 10m
Frontier
Wed 10/219:58 pm
SLC
-
BOI
2 stops13h 30m
Frontier
Deal found 7/10$208
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:30 am
BOI
-
SGU
1 stop6h 43m
United Airlines
Sat 8/155:00 am
SGU
-
BOI
1 stop4h 34m
United Airlines
Deal found 7/9$278

Find flight deals from Boise to Utah

Keep the following information in mind while searching for Boise to Utah flight deals. Data was last updated July 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$130
(Kiwi.com)

One-way from

$63
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$459

Good round-trip deal

$364 or less

Good one-way deal

$203 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 Boise Air Term. Gowen Fld to Utah
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Utah
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to Utah.
Search Deals
Price to beat on a one-way flight from Boise Air Term. Gowen Fld to Utah.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 July 11, 2026.
Use the filters below to find and compare flights from Boise to Utah that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Sat 8/8

6:30 am-1:13 pm

1 stop6h 43m

Saint George

Sat 8/15

5:00 am-9:34 am

1 stop4h 34m

$278

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Fri 8/14

6:30 am-1:15 pm

1 stop6h 45m

Saint George

Sun 8/16

1:50 pm-9:37 pm

1 stop7h 47m

$288

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 8/6

4:55 pm-11:25 pm

1 stop6h 30m

Salt Lake City

Sat 8/8

6:10 am-2:30 pm

2 stops8h 20m

$296

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Mon 9/14

4:55 pm-9:25 pm

1 stop4h 30m

Salt Lake City

Tue 9/15

6:45 am-1:40 pm

2 stops6h 55m

$296

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 8/20

2:55 pm-11:15 pm

2 stops8h 20m

Salt Lake City

Tue 8/25

6:45 am-1:40 pm

2 stops6h 55m

$301

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 8/20

3:50 pm-11:25 pm

2 stops7h 35m

Salt Lake City

Mon 8/24

6:10 am-1:15 pm

2 stops7h 05m

$301

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Fri 8/14

1:06 pm-6:39 pm

1 stop5h 33m

Saint George

Sun 8/16

5:50 am-9:48 am

1 stop3h 58m

$312

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Wed 8/19

11:12 am-2:43 pm

1 stop3h 31m

Saint George

Sat 8/22

3:20 pm-7:00 pm

1 stop3h 40m

$312

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Wed 8/19

6:45 pm-9:56 pm

1 stop3h 11m

Saint George

Mon 8/24

1:14 pm-5:55 pm

1 stop4h 41m

$312

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 8/20

6:45 pm-8:00 pm

Nonstop1h 15m

Salt Lake City

Tue 8/25

4:41 pm-5:55 pm

Nonstop1h 14m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 36 resultsSorted by cheapest first
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Best time to book a flight from Boise to Utah

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

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

Currently, January is the cheapest month in which you can book a flight from Boise to Utah (average of $138). Flying from Boise to Utah in July is currently the most expensive (average of $339). 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 BOI to UT?

Find hourly flight availability from Boise 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 July 11, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 29% on flights from Boise to Utah by exploring options for tickets in the afternoon.

Weekly flight availability from Boise to Utah

Explore weekly flight availability from Boise 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 July 11, 2026.

The most flights from BOI to USUT are scheduled on a Wednesday (13 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).

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

How far ahead should I book a flight from Boise to Utah?

To ensure you get the cheapest price possible for a flight from Boise to Utah, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Use this chart to determine the cheapest time to fly round-trip from Boise to Utah. Price data was last updated on July 4, 2026.

Travelers seeking maximum savings on their Boise to Utah flight should consider departing on Sunday 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.

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 July 11, 2026.
Read through reviews of airlines operating flights from Boise to Utah, such as Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,457 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
7.8
Good
8,457 reviews
Delta
7.8
Good
8,457 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Utah. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

  • How popular is this Boise to Utah flight route?

    Flights from Boise Air Term. Gowen Fld to Utah have been viewed 5 times in the past calendar month.

  • How long is the flight from Boise to Utah?

    United Airlines, Southwest, and Delta can get you from Boise to Utah in just under 5h 33m. Your travel time can differ by up to 1h 10m. Boise and Utah are separated by a distance of 468 mi. 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 Boise to Utah one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $70. Users have also found prices from $88 and $198 on Southwest and Delta, respectively.

  • What are the most popular routes from Boise to Utah?

    When deciding which route to take from Boise to Utah consider Boise Air Term. Gowen Fld - Salt Lake City, Boise Air Term. Gowen Fld - Saint George or Boise Air Term. Gowen Fld - Moab Canyonlands Field as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boise to Utah on time: Aeromexico (96%), SkyWest Airlines (95%), Delta (95%).

  • What are the cheapest flights from Boise to Utah?

    The cheapest flight price from Boise to Utah is $125. On average you can expect to pay $407. The most popular route, (Boise Air Term. Gowen Fld - Salt Lake City), can usually be booked for $276.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boise to Utah (average of $138). Flying from Boise to Utah in July is currently the most expensive (average of $339). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Boise to Utah

Discover the top airline that operate flights from Boise 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 July 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$376FlexibilityNo cancel feeOn-timeN/A

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