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$67+ Cheap flights from Boise to Salt Lake City (BOI - SLC)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Salt Lake City are usually found in August or November, booked 73 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Boise to Salt Lake City

Cheapest flights from Boise to Salt Lake City
Explore the most affordable flight options available from Boise to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 2/2612:38 pm
BOI
-
SLC
1 stop20h 06m
Frontier
Sat 2/2810:21 pm
SLC
-
BOI
1 stop12h 50m
Frontier
Deal found 1/20$131
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
Fri 2/612:07 pm
BOI
-
SLC
1 stop5h 29m
Frontier
Sun 2/89:40 pm
SLC
-
BOI
1 stop13h 32m
Frontier
Deal found 1/20$152
This Orbitz deal was found by Cheapflights users on 1/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1912:36 pm
BOI
-
SLC
1 stop20h 08m
Frontier
Thu 2/269:59 pm
SLC
-
BOI
1 stop13h 12m
Frontier
Deal found 1/20$160
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
Fri 2/2011:56 am
BOI
-
SLC
1 stop6h 03m
Multiple Airlines
Sun 2/222:49 pm
SLC
-
BOI
1 stop26h 02m
Multiple Airlines
Deal found 1/20$183
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
Fri 1/3012:07 pm
BOI
-
SLC
1 stop12h 07m
Frontier
Sun 2/19:40 pm
SLC
-
BOI
1 stop13h 32m
Frontier
Deal found 1/21$193
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 3/78:30 am
BOI
-
SLC
1 stop15h 28m
Alaska Airlines
Sat 3/146:12 pm
SLC
-
BOI
1 stop4h 28m
Alaska Airlines
Deal found 1/21$205
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Fri 2/275:37 pm
BOI
-
SLC
2 stops18h 08m
Multiple Airlines
Sat 2/2810:21 pm
SLC
-
BOI
1 stop12h 50m
Multiple Airlines
Deal found 1/19$210
This Booking.com deal was found by Cheapflights users on 1/19. 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.
Mon 1/2612:07 pm
BOI
-
SLC
1 stop20h 37m
Frontier
Thu 1/299:19 pm
SLC
-
BOI
1 stop13h 53m
Frontier
Deal found 1/19$214
This Expedia deal was found by Cheapflights users on 1/19. 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.
Thu 2/2612:38 pm
BOI
-
SLC
1 stop11h 36m
Frontier
Fri 2/276:24 am
SLC
-
BOI
1 stop4h 47m
Frontier
Deal found 1/19$216
This Expedia deal was found by Cheapflights users on 1/21. 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.
Fri 3/276:04 pm
BOI
-
SLC
1 stop16h 08m
Alaska Airlines
Tue 3/316:00 am
SLC
-
BOI
1 stop9h 29m
Alaska Airlines
Deal found 1/21$225

Find flight deals from Boise to Salt Lake City

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Salt Lake City (SLC). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$131
(Kiwi.com)

One-way from

$67
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$497

Good round-trip deal

$351 or less

Good one-way deal

$150 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 Salt Lake City
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Salt Lake City
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to Salt Lake City.
Search Deals
Price to beat on a one-way flight from Boise Air Term. Gowen Fld to Salt Lake City.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Salt Lake City 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 January 21, 2026.
Use the filters below to find and compare flights from Boise to Salt Lake City that are best for you.

Fly from

Boise

Fly to

Salt Lake City

Route

Depart

Return

Price

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Fri 1/30

12:07 pm-12:14 am

1 stop12h 07m

Salt Lake City

Sun 2/1

9:40 pm-11:12 am

1 stop13h 32m

$193

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Wed 3/4

1:00 pm-11:58 pm

1 stop10h 58m

Salt Lake City

Wed 3/18

6:00 am-9:22 pm

1 stop15h 22m

$214

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 2/26

10:45 am-12:07 pm

Nonstop1h 22m

Salt Lake City

Sat 2/28

8:15 am-9:47 am

Nonstop1h 32m

$299

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Tue 3/10

1:25 pm-6:00 pm

1 stop4h 35m

Salt Lake City

Wed 3/11

7:08 am-9:19 pm

1 stop14h 11m

$303

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Fri 2/27

5:40 am-10:20 am

1 stop4h 40m

Salt Lake City

Fri 2/27

12:42 pm-1:17 pm

1 stop24h 35m

$313

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 3/26

2:22 pm-11:59 pm

1 stop9h 37m

Salt Lake City

Sun 3/29

7:03 am-11:56 pm

1 stop16h 53m

$324

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Sat 2/14

11:54 am-11:58 pm

1 stop12h 04m

Salt Lake City

Mon 2/16

9:00 am-11:59 pm

1 stop14h 59m

$325

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Wed 2/25

7:15 am-5:18 pm

2 stops10h 03m

Salt Lake City

Thu 2/26

9:59 pm-11:11 am

1 stop13h 12m

$332

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Mon 1/26

12:07 pm-8:44 am

1 stop20h 37m

Salt Lake City

Thu 1/29

9:19 pm-11:12 am

1 stop13h 53m

$333

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Sat 2/14

6:35 pm-8:00 pm

Nonstop1h 25m

Salt Lake City

Mon 2/16

8:15 am-9:45 am

Nonstop1h 30m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 20 results
1
2

Compare providers for flights from Boise to Salt Lake City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Salt Lake City in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Salt Lake City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Salt Lake City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Salt Lake City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Salt Lake City flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Salt Lake City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How far ahead should I book a flight from Boise to Salt Lake City?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Salt Lake City. Price data was last updated on January 16, 2026.

To ensure you get the cheapest price possible for a flight from Boise to Salt Lake City, you should look to book at least 73 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 month to book a flight from Boise to Salt Lake City?

Currently, November is the cheapest month in which you can book a flight from Boise to Salt Lake City (average of $199). Flying from Boise to Salt Lake City in March is currently the most expensive (average of $329). 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 SLC?

Find hourly flight availability from Boise to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

When flying from Boise to Salt Lake City, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 34% versus a flight at noon.

What is the cheapest day to fly from Boise to Salt Lake City?

Use this chart to determine the cheapest time to fly round-trip from Boise to Salt Lake City. Price data was last updated on January 17, 2026.

Travelers seeking maximum savings on their Boise to Salt Lake City flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Salt Lake City

Get insights into the airlines that provide service to Salt Lake City. 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 Salt Lake City. Reviews last updated January 21, 2026.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Boise to Salt Lake City have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,775 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,089 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Boise to Salt Lake City. 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 Boise to Salt Lake City?

    To fly from Boise to Salt Lake City, you need to book a flight from Air Term. Gowen Fld (BOI) to Salt Lake City (SLC). Nonstop flights to Salt Lake City from Boise Air Term. Gowen Fld take 1h 10m on average. When it comes time to book airfare, you have a few options: there are 8 outbound flights from Air Term. Gowen Fld to Salt Lake City offered by 3 different airlines.

  • How popular is this Boise to Salt Lake City flight route?

    Flights from Boise Air Term. Gowen Fld to Salt Lake City have been viewed 6 times in the past calendar month.

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

    For as low as $299, Frontier can have you in Salt Lake City from Boise in 1h 22m. The distance between Boise and Salt Lake City is about 290 mi. This flight may include one or multiple stops.

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

    Currently priced at $138, Alaska Airlines will fly you from Boise to Salt Lake City and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and Delta - these airlines can fly you to your destination from $202 and $219, respectively. You may be able to fly from Boise to Salt Lake City for 61% less than the average price by searching for these airlines.

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

    No one likes to see their flight delayed. When booking a flight from Boise to Salt Lake City consider choosing Air France (100%), Korean Air (98%) or SkyWest Airlines (93%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Boise to Salt Lake City is generally $682, our data shows the cheapest flight currently is $78. When looking at the most popular route, (Boise Air Term. Gowen Fld - Salt Lake City), you can expect to pay $183 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Boise to Salt Lake City (average of $199). Flying from Boise to Salt Lake City in March is currently the most expensive (average of $329). 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
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Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Boise to Salt Lake City

Discover the top 3 airlines that operate flights from Boise to Salt Lake City. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$138Average$347FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$202Average$414FlexibilityNo cancel feeOn-time63%
DeltaCheapest$219Average$354FlexibilityNo cancel feeOn-timeN/A

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