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Boise

$58+ Cheap flights from Salt Lake City to Boise (SLC - 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOI
Ağu 19 — Ağu 261
Sal 8/19
Sal 8/26
1 adult, Economy
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Cheap flight deals from Salt Lake City to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Ağustos 14, 2025.

Round-trip from

$124
(Cheapflightsfares)

One-way from

$58
(Cheapflightsfares)

Popular in

September

Cheapest in

October

Average price

$393

Good round-trip deal

$279 or less

Good one-way deal

$398 or less
From Salt Lake City to Boise Air Term. Gowen Fld
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One-way flight from Salt Lake City to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 0% potential increase in price ($2 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 August 2025
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Price to beat on a round-trip flight from Salt Lake City to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from Salt Lake City to Boise Air Term. Gowen Fld.
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Find flight deals from Salt Lake City to Boise

Cheapest flights from Salt Lake City to Boise
Explore the most affordable flight options available from Salt Lake City to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Ağustos 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cum 9/129:29 amSLC - BOI
1 stop11h 02mSpirit Airlines
Cum 9/199:26 pmBOI - SLC
1 stop11h 08mSpirit Airlines
Deal found 8/13$124
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cum 9/129:29 amSLC - BOI
1 stop11h 02mSpirit Airlines
Paz 9/142:16 pmBOI - SLC
1 stop18h 18mSpirit Airlines
Deal found 8/14$133
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Çar 9/179:29 amSLC - BOI
1 stop27h 52mSpirit Airlines
Pzt 9/229:26 pmBOI - SLC
1 stop11h 08mSpirit Airlines
Deal found 8/13$145
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Per 9/187:35 pmSLC - BOI
1 stop24h 56mSpirit Airlines
Paz 9/212:16 pmBOI - SLC
1 stop18h 18mSpirit Airlines
Deal found 8/14$149
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Çar 9/312:52 pmSLC - BOI
1 stop22h 45mMultiple Airlines
Per 9/42:16 pmBOI - SLC
1 stop4h 24mMultiple Airlines
Deal found 8/13$168
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Per 9/257:35 pmSLC - BOI
1 stop24h 56mSpirit Airlines
Cmt 10/42:16 pmBOI - SLC
1 stop24h 06mSpirit Airlines
Deal found 8/13$170
This FlightHub deal was found by Cheapflights users on 8/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cmt 9/209:58 pmSLC - BOI
1 stop13h 39mMultiple Airlines
Pzt 9/229:26 pmBOI - SLC
1 stop11h 08mMultiple Airlines
Deal found 8/12$182
This FlightHub deal was found by Cheapflights users on 8/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cum 10/173:34 pmSLC - BOI
1 stop21h 47mSpirit Airlines
Paz 10/192:16 pmBOI - SLC
1 stop24h 13mSpirit Airlines
Deal found 8/12$183
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sal 10/213:50 pmSLC - BOI
1 stop6h 20mSouthwest
Per 10/2311:10 amBOI - SLC
1 stop4h 50mSouthwest
Deal found 8/12$186
This FlightHub deal was found by Cheapflights users on 8/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Per 9/117:35 pmSLC - BOI
1 stop24h 56mSpirit Airlines
Cmt 9/132:16 pmBOI - SLC
1 stop18h 18mSpirit Airlines
Deal found 8/12$190
This CheapOair deal was found by Cheapflights users on 8/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cmt 8/303:02 pmSLC - BOI
1 stop26h 09mSpirit Airlines
Cmt 9/62:16 pmBOI - SLC
1 stop18h 18mSpirit Airlines
Deal found 8/11$191
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cmt 9/208:45 amSLC - BOI
1 stop26h 52mMultiple Airlines
Paz 9/212:16 pmBOI - SLC
1 stop18h 18mMultiple Airlines
Deal found 8/13$195

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City 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 Ağustos 14, 2025.
Use the filters below to find and compare flights from Salt Lake City to Boise that are best for you.

Fly from

Salt Lake City

Fly to

Boise

Route

Depart

Return

Price

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Cum 9/12

9:29 am-8:31 pm

1 stop11h 02m

Boise Air Term. Gowen Fld

Pzt 9/15

9:26 pm-8:34 am

1 stop11h 08m

$124

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Cum 9/12

9:29 am-8:31 pm

1 stop11h 02m

Boise Air Term. Gowen Fld

Cum 9/19

9:26 pm-8:34 am

1 stop11h 08m

$124

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Cum 9/12

9:29 am-8:31 pm

1 stop11h 02m

Boise Air Term. Gowen Fld

Paz 9/14

2:16 pm-8:34 am

1 stop18h 18m

$133

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Cum 9/5

9:29 am-8:31 pm

1 stop11h 02m

Boise Air Term. Gowen Fld

Cmt 9/6

2:16 pm-8:34 am

1 stop18h 18m

$133

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Pzt 10/20

3:34 pm-8:03 pm

1 stop4h 29m

Boise Air Term. Gowen Fld

Per 10/23

2:16 pm-2:29 pm

1 stop24h 13m

$133

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Çar 9/17

9:29 am-1:21 pm

1 stop27h 52m

Boise Air Term. Gowen Fld

Pzt 9/22

9:26 pm-8:34 am

1 stop11h 08m

$145

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Per 9/18

7:35 pm-8:31 pm

1 stop24h 56m

Boise Air Term. Gowen Fld

Paz 9/21

2:16 pm-8:34 am

1 stop18h 18m

$149

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Çar 9/3

12:52 pm-11:37 am

1 stop22h 45m

Boise Air Term. Gowen Fld

Per 9/4

2:16 pm-6:40 pm

1 stop4h 24m

$168

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Per 9/25

7:35 pm-8:31 pm

1 stop24h 56m

Boise Air Term. Gowen Fld

Cmt 10/4

2:16 pm-2:22 pm

1 stop24h 06m

$170

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Cmt 9/20

9:58 pm-11:37 am

1 stop13h 39m

Boise Air Term. Gowen Fld

Pzt 9/22

9:26 pm-8:34 am

1 stop11h 08m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from Salt Lake City to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Salt Lake City 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 Salt Lake City to Boise

What is the cheapest month to book a flight from Salt Lake City to Boise?

Currently, October is the cheapest month in which you can book a flight from Salt Lake City to Boise (average of $314). Flying from Salt Lake City to Boise in June is currently the most expensive (average of $399). 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 SLC to BOI?

Find hourly flight availability from Salt Lake City 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 Ağustos 14, 2025.

One of the essential ways to save on airfare from Salt Lake City to Boise is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 65% on airfare.

Weekly flight availability from Salt Lake City to Boise

Explore weekly flight availability from Salt Lake City 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 Ağustos 14, 2025.

The most flights from SLC to BOI are scheduled on a Wednesday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated Ağustos 14, 2025.
Read through reviews of airlines operating flights from Salt Lake City to Boise, such as Delta and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

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
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

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!
Spirit Airlines
6.3
Okay
8,045 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

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 Salt Lake City to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Salt Lake City to Boise?

    Boise Air Term. Gowen Fld is the airport most travelers will use when flying to Boise from Salt Lake City. Booking flights from Salt Lake City (SLC) to Air Term. Gowen Fld (BOI) should be relatively easy as there are 10 daily flights to Boise from 2 different airlines. 1h 09m is how long a flight from Salt Lake City to Boise Air Term. Gowen Fld will take if you book a nonstop flight.

  • What are the cheapest airlines flying from Salt Lake City to Boise round-trip?

    Currently priced at $154, Spirit Airlines will fly you from Salt Lake City to Boise and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $259. These flights start at 60% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Salt Lake City to Boise?

    No one likes to see their flight delayed. When booking a flight from Salt Lake City to Boise consider choosing LATAM Airlines (100%), WestJet (100%) or Korean Air (97%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Salt Lake City to Boise?

    While on average a flight from Salt Lake City to Boise is generally $389, our data shows the cheapest flight currently is $248. When looking at the most popular route, (Salt Lake City - Boise Air Term. Gowen Fld), you can expect to pay $133 for that flight.

  • Can I find deals for flights from Salt Lake City to Boise that include hotel bookings?

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

  • How can I find direct flights from Salt Lake City to Boise?

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

  • Can I find deals for business class flights from Salt Lake City to Boise?

    Yes. Cheapflights offers flight deals from Salt Lake City 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 Salt Lake City to Boise?

    Currently, October is the cheapest month in which you can book a flight from Salt Lake City to Boise (average of $314). Flying from Salt Lake City to Boise in June is currently the most expensive (average of $399). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Salt Lake City to Boise

Discover the top 2 airlines that operate flights from Salt Lake City 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 Ağustos 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$154Average$280FlexibilityNo cancel feeOn-time65%
DeltaCheapest$259Average$370FlexibilityNo cancel feeOn-timeN/A

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