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$63+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
août 2 — août 91
sam. 8/2
sam. 8/9
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 October or June, booked 74 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap 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 juillet 28, 2025.

Round-trip from

$159
(FlightHub)

One-way from

$63
(Cheapflightsfares)

Popular in

July

Cheapest in

October

Average price

$479

Good round-trip deal

$258 or less

Good one-way deal

$144 or less
From Boise Air Term. Gowen Fld to Salt Lake City
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One-way flight from Boise Air Term. Gowen Fld to Salt Lake City
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 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 Boise Air Term. Gowen Fld to Salt Lake City.
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Price to beat on a one-way flight from Boise Air Term. Gowen Fld to Salt Lake City.
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Find 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 juillet 28, 2025.

This FlightHub deal was found by Cheapflights users on 7/27. 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.
ven. 8/226:06 pmBOI - SLC
1 stop19h 51mSpirit Airlines
dim. 8/243:02 pmSLC - BOI
1 stop26h 09mSpirit Airlines
Deal found 7/27$159
This FlightHub deal was found by Cheapflights users on 7/28. 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.
ven. 8/2912:33 pmBOI - SLC
1 stop11h 46mFrontier
sam. 8/308:25 amSLC - BOI
1 stop27h 13mFrontier
Deal found 7/28$195
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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. 9/96:00 amBOI - SLC
1 stop4h 01mAlaska Airlines
mar. 9/167:48 pmSLC - BOI
1 stop4h 11mAlaska Airlines
Deal found 7/26$244
This Delta deal was found by Cheapflights users on 7/28. 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.
mer. 10/158:55 amBOI - SLC
Nonstop1h 19mDelta
sam. 10/255:55 pmSLC - BOI
Nonstop1h 12mDelta
Deal found 7/28$259
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/316:48 pmBOI - SLC
2 stops19h 09mMultiple Airlines
dim. 9/78:45 pmSLC - BOI
2 stops23h 36mMultiple Airlines
Deal found 7/27$312
This Southwest deal was found by Cheapflights users on 7/28. 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.
dim. 9/216:30 amBOI - SLC
1 stop4h 00mSouthwest
mar. 9/2312:25 pmSLC - BOI
1 stop4h 55mSouthwest
Deal found 7/28$334
This Kissandfly.com deal was found by Cheapflights users on 7/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/285:45 pmBOI - SLC
1 stop5h 29mHawaiian Airlines
dim. 8/3111:13 amSLC - BOI
1 stop4h 41mHawaiian Airlines
Deal found 7/27$341

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 juillet 28, 2025.
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

ven. 8/22

6:06 pm-1:57 pm

1 stop19h 51m

Salt Lake City

dim. 8/24

3:02 pm-5:11 pm

1 stop26h 09m

$159

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

ven. 8/29

12:33 pm-12:19 am

1 stop11h 46m

Salt Lake City

sam. 8/30

8:25 am-11:38 am

1 stop27h 13m

$195

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

mar. 9/9

6:00 am-10:01 am

1 stop4h 01m

Salt Lake City

mar. 9/16

7:48 pm-11:59 pm

1 stop4h 11m

$244

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

mer. 10/15

8:55 am-10:14 am

Nonstop1h 19m

Salt Lake City

sam. 10/25

5:55 pm-7:07 pm

Nonstop1h 12m

$259

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

dim. 8/31

6:48 pm-1:57 pm

2 stops19h 09m

Salt Lake City

dim. 9/7

8:45 pm-8:21 pm

2 stops23h 36m

$312

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

dim. 9/21

6:30 am-10:30 am

1 stop4h 00m

Salt Lake City

mar. 9/23

12:25 pm-5:20 pm

1 stop4h 55m

$334

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

jeu. 8/28

5:45 pm-11:14 pm

1 stop5h 29m

Salt Lake City

dim. 8/31

11:13 am-3:54 pm

1 stop4h 41m

$341

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

jeu. 9/25

2:16 pm-6:40 pm

1 stop4h 24m

$63

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

mer. 9/10

6:05 pm-10:10 pm

1 stop4h 05m

$99

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

jeu. 8/28

12:33 pm-12:19 am

1 stop11h 46m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 12 results
1
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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 July 25, 2025.

To ensure you get the cheapest price possible for a flight from Boise to Salt Lake City, you should look to book at least 74 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, October is the cheapest month in which you can book a flight from Boise to Salt Lake City (average of $277). Flying from Boise to Salt Lake City in March is currently the most expensive (average of $417). 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 juillet 28, 2025.

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 35% 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 July 27, 2025.

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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boise to Salt Lake City

Explore weekly flight availability from Boise to Salt Lake City. 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 juillet 28, 2025.

The most flights from BOI to SLC 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).

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 juillet 28, 2025.
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
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,237 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,604 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Spirit Airlines
6.3
Okay
8,040 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 09m on average. When it comes time to book airfare, you have a few options: there are 11 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.

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

    Currently priced at $159, Spirit Airlines will fly you from Boise to Salt Lake City and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Alaska Airlines - these airlines can fly you to your destination from $195 and $244, respectively. You may be able to fly from Boise to Salt Lake City for 57% less than the average price by searching for these airlines.

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

    $63 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Southwest and Frontier, with prices starting from $99 and $105, respectively.

  • 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 Korean Air (99%), Aeromexico (98%) or SkyWest Airlines (97%) 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 $297, our data shows the cheapest flight currently is $85. When looking at the most popular route, (Boise Air Term. Gowen Fld - Salt Lake City), you can expect to pay $159 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, October is the cheapest month in which you can book a flight from Boise to Salt Lake City (average of $277). Flying from Boise to Salt Lake City in March is currently the most expensive (average of $417). 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
Bountiful
Midvale
Lehi
West Valley City
Layton
Farmington
Logan
Evanston
West Jordan
South Jordan
Draper
Sandy

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 juillet 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$141Average$347FlexibilityNo cancel feeOn-time75%
DeltaCheapest$259Average$373FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$368Average$452FlexibilityNo cancel feeOn-time63%

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