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$99+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOI
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
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 septiembre 17, 2025.

Round-trip from

$199
(Delta)

One-way from

$99
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$459

Good round-trip deal

$269 or less

Good one-way deal

$208 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. 8% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% 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 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 septiembre 17, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 12/178:50 amSLC - BOI
Nonstop1h 25mDelta
sáb. 1/35:50 amBOI - SLC
Nonstop1h 24mDelta
Deal found 9/15$199
This Booking.com deal was found by Cheapflights users on 9/16. 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.
mié. 10/88:32 amSLC - BOI
1 stop27h 11mFrontier
vie. 10/1012:28 pmBOI - SLC
1 stop23h 07mFrontier
Deal found 9/16$213
This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 10/89:05 amSLC - BOI
Nonstop1h 12mDelta
mié. 10/1511:12 amBOI - SLC
Nonstop1h 13mDelta
Deal found 9/15$229
This Kiwi.com deal was found by Cheapflights users on 9/17. 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. 10/228:32 amSLC - BOI
1 stop27h 11mFrontier
dom. 10/2612:28 pmBOI - SLC
1 stop19h 04mFrontier
Deal found 9/17$230
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/147:00 amSLC - BOI
1 stop7h 36mAlaska Airlines
mar. 10/216:00 amBOI - SLC
1 stop12h 35mAlaska Airlines
Deal found 9/16$238
This Frontier deal was found by Cheapflights users on 9/15. 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.
vie. 10/36:45 amSLC - BOI
1 stop4h 52mFrontier
dom. 10/512:22 pmBOI - SLC
1 stop11h 52mFrontier
Deal found 9/15$259
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
sáb. 10/118:30 amSLC - BOI
1 stop15h 27mHawaiian Airlines
sáb. 10/186:30 amBOI - SLC
1 stop6h 32mHawaiian Airlines
Deal found 9/16$270
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1110:39 amSLC - BOI
1 stop13h 10mAlaska Airlines
mar. 11/181:40 pmBOI - SLC
2 stops28h 56mAlaska Airlines
Deal found 9/14$278
This Delta deal was found by Cheapflights users on 9/17. 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. 10/118:55 amBOI - SLC
Nonstop1h 19mDelta
Deal found 9/17$279
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 12/187:03 amSLC - BOI
1 stop16h 56mAlaska Airlines
mar. 1/66:55 amBOI - SLC
1 stop11h 46mAlaska Airlines
Deal found 9/15$282
This Kiwi.com deal was found by Cheapflights users on 9/15. 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. 10/39:09 pmSLC - BOI
2 stops16h 12mMultiple Airlines
dom. 10/512:22 pmBOI - SLC
1 stop19h 10mMultiple Airlines
Deal found 9/15$291

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 septiembre 17, 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

sáb. 10/18

5:55 pm-7:07 pm

Nonstop1h 12m

Boise Air Term. Gowen Fld

sáb. 10/25

1:00 pm-2:12 pm

Nonstop1h 12m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 10/31

9:05 am-10:17 am

Nonstop1h 12m

Boise Air Term. Gowen Fld

dom. 11/2

8:55 am-10:14 am

Nonstop1h 19m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

jue. 10/16

10:47 pm-11:59 pm

Nonstop1h 12m

Boise Air Term. Gowen Fld

dom. 10/19

8:55 am-10:14 am

Nonstop1h 19m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

sáb. 11/1

5:55 pm-7:07 pm

Nonstop1h 12m

Boise Air Term. Gowen Fld

sáb. 11/8

11:12 am-12:25 pm

Nonstop1h 13m

$199

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

sáb. 10/11

3:55 pm-5:13 pm

Nonstop1h 18m

Boise Air Term. Gowen Fld

sáb. 10/18

1:00 pm-2:12 pm

Nonstop1h 12m

$229

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

dom. 10/12

9:05 am-10:17 am

Nonstop1h 12m

Boise Air Term. Gowen Fld

dom. 10/19

6:00 am-7:14 am

Nonstop1h 14m

$229

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

mié. 10/8

9:05 am-10:17 am

Nonstop1h 12m

Boise Air Term. Gowen Fld

mié. 10/15

11:12 am-12:25 pm

Nonstop1h 13m

$229

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

mar. 10/14

7:00 am-2:36 pm

1 stop7h 36m

Boise Air Term. Gowen Fld

mar. 10/21

6:00 am-6:35 pm

1 stop12h 35m

$238

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

vie. 10/3

6:45 am-11:37 am

1 stop4h 52m

Boise Air Term. Gowen Fld

dom. 10/5

12:22 pm-12:14 am

1 stop11h 52m

$259

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

mar. 11/11

10:39 am-11:49 pm

1 stop13h 10m

Boise Air Term. Gowen Fld

mar. 11/18

1:40 pm-6:36 pm

2 stops28h 56m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 results
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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 $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 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 septiembre 17, 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.

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 septiembre 17, 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
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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
8,023 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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.

  • How long is the flight from Salt Lake City to Boise?

    There are many flights that can get you from Salt Lake City to Boise in 1h 12m. Fly via Delta to get the fastest option. The distance from Salt Lake City to Boise is about 290 mi. All flights are typically nonstop.

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

    Currently priced at $174, 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 54% 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 SkyWest Airlines (97%), Air France (91%) or Aeromexico (90%) 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 $334, our data shows the cheapest flight currently is $168. When looking at the most popular route, (Salt Lake City - Boise Air Term. Gowen Fld), you can expect to pay $199 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 $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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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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$174Average$280FlexibilityNo cancel feeOn-time65%
DeltaCheapest$259Average$371FlexibilityNo cancel feeOn-timeN/A

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