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$72+ 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOI
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 July 1, 2025.

Round-trip from

$177
(Southwest)

One-way from

$72
(Priceline)

Popular in

September

Cheapest in

October

Average price

$407

Good round-trip deal

$259 or less

Good one-way deal

$298 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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High demand for flights, 3% potential price rise
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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 July 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 July 1, 2025.

This Southwest deal was found by Cheapflights users on 6/30. 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.
Mon 8/117:15 pmSLC - BOI
1 stop3h 55mSouthwest
Tue 8/127:25 amBOI - SLC
1 stop4h 15mSouthwest
Deal found 6/30$177
This FlightHub deal was found by Cheapflights users on 6/30. 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.
Fri 9/53:02 pmSLC - BOI
1 stop5h 19mSpirit Airlines
Sun 9/79:16 pmBOI - SLC
1 stop20h 36mSpirit Airlines
Deal found 6/30$194
This Gotogate deal was found by Cheapflights users on 6/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/302:05 pmSLC - BOI
1 stop21h 41mFrontier
Sun 8/312:36 pmBOI - SLC
1 stop19h 56mFrontier
Deal found 6/30$216
This FlightHub deal was found by Cheapflights users on 6/30. 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.
Thu 7/249:52 pmSLC - BOI
1 stop21h 00mMultiple Airlines
Sun 7/2712:36 pmBOI - SLC
1 stop19h 56mMultiple Airlines
Deal found 6/30$247
This Delta deal was found by Cheapflights users on 6/30. 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.
Wed 7/308:15 amSLC - BOI
Nonstop1h 11mDelta
Sun 8/311:45 amBOI - SLC
Nonstop1h 14mDelta
Deal found 6/30$259
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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.
Fri 8/157:12 pmSLC - BOI
1 stop15h 33mAlaska Airlines
Mon 8/186:25 amBOI - SLC
1 stop8h 19mAlaska Airlines
Deal found 6/30$322

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 July 1, 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

Mon 8/11

7:15 pm-11:10 pm

1 stop3h 55m

Boise Air Term. Gowen Fld

Tue 8/12

7:25 am-11:40 am

1 stop4h 15m

$177

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Fri 9/5

3:02 pm-8:21 pm

1 stop5h 19m

Boise Air Term. Gowen Fld

Sun 9/7

9:16 pm-5:52 pm

1 stop20h 36m

$194

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Wed 7/30

2:05 pm-11:46 am

1 stop21h 41m

Boise Air Term. Gowen Fld

Sun 8/3

12:36 pm-8:32 am

1 stop19h 56m

$216

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Thu 7/24

9:52 pm-6:52 pm

1 stop21h 00m

Boise Air Term. Gowen Fld

Sun 7/27

12:36 pm-8:32 am

1 stop19h 56m

$247

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Wed 7/30

8:15 am-9:26 am

Nonstop1h 11m

Boise Air Term. Gowen Fld

Sun 8/3

11:45 am-12:59 pm

Nonstop1h 14m

$259

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Fri 8/15

7:12 pm-10:45 am

1 stop15h 33m

Boise Air Term. Gowen Fld

Mon 8/18

6:25 am-2:44 pm

1 stop8h 19m

$322

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Sun 7/13

7:20 am-11:46 am

1 stop4h 26m

$72

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Tue 8/5

6:25 pm-10:25 pm

1 stop4h 00m

$89

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Thu 8/14

3:02 pm-5:11 pm

1 stop26h 09m

$108

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Fri 8/15

10:50 pm-11:04 am

1 stop12h 14m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 13 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 July 1, 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 68% 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 July 1, 2025.

The most flights from SLC to BOI are scheduled on a Tuesday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 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 July 1, 2025.
Read through reviews of airlines operating flights from Salt Lake City to Boise, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,974 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,858 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Spirit Airlines
6.3
Okay
8,100 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 6 daily flights to Boise from 2 different airlines. 1h 10m 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 $177, Southwest will fly you from Salt Lake City to Boise and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Frontier - these airlines can fly you to your destination from $194 and $216, respectively. These flights start at 53% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Salt Lake City to Boise one-way?

    One-way options have recently been found by users for as low as $72 on Frontier. Other airlines that offer cheap prices include Southwest from $89 and Spirit Airlines from $108 one-way.

  • 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 (100%), Korean Air (100%) or Aeromexico (93%) 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 $447, 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 $177 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 Salt Lake City?

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

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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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$113Average$194FlexibilityNo cancel feeOn-time65%
DeltaCheapest$277Average$377FlexibilityNo cancel feeOn-timeN/A

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