HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Salt Lake City

$103+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Salt Lake City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Salt Lake City are usually found in June or September, 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 June 12, 2025.

Round-trip from

$199
(FlightHub)

One-way from

$103
(FlightHub)

Popular in

March

Cheapest in

June

Average price

$309

Good round-trip deal

$270 or less

Good one-way deal

$128 or less
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. 7% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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

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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/229:49 pmBOI - SLC
1 stop16h 21mSpirit Airlines
Sat 9/133:05 pmSLC - BOI
1 stop5h 39mSpirit Airlines
Deal found 6/11$199
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2412:27 pmBOI - SLC
1 stop19h 05mMultiple Airlines
Sat 9/133:05 pmSLC - BOI
1 stop5h 39mMultiple Airlines
Deal found 6/11$228
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 8/228:40 amBOI - SLC
Nonstop1h 23mDelta
Sun 8/2410:45 amSLC - BOI
Nonstop1h 10mDelta
Deal found 6/10$259
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:00 amBOI - SLC
1 stop9h 30mAlaska Airlines
Wed 9/101:35 pmSLC - BOI
1 stop6h 31mAlaska Airlines
Deal found 6/11$302
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Thu 7/312:36 pmBOI - SLC
1 stop19h 58mFrontier
Sat 7/56:34 pmSLC - BOI
1 stop17h 12mFrontier
Deal found 6/12$313
This Southwest deal was found by Cheapflights users on 6/10. 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 8/117:00 pmBOI - SLC
1 stop4h 20mSouthwest
Tue 8/126:15 pmSLC - BOI
1 stop3h 55mSouthwest
Deal found 6/10$317
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:52 amBOI - SLC
1 stop35h 42mAmerican Airlines
Tue 7/88:49 amSLC - BOI
1 stop14h 44mAmerican Airlines
Deal found 6/11$448
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/175:10 amBOI - SLC
1 stop17h 35mUnited Airlines
Tue 7/159:15 amSLC - BOI
1 stop7h 25mUnited Airlines
Deal found 6/10$660

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 June 12, 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

Fri 8/22

9:49 pm-2:10 pm

1 stop16h 21m

Salt Lake City

Sat 9/13

3:05 pm-8:44 pm

1 stop5h 39m

$199

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Sun 8/24

12:27 pm-7:32 am

1 stop19h 05m

Salt Lake City

Sat 9/13

3:05 pm-8:44 pm

1 stop5h 39m

$228

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Fri 8/22

8:40 am-10:03 am

Nonstop1h 23m

Salt Lake City

Sun 8/24

10:45 am-11:55 am

Nonstop1h 10m

$259

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Wed 8/20

9:00 am-6:30 pm

1 stop9h 30m

Salt Lake City

Wed 9/10

1:35 pm-8:06 pm

1 stop6h 31m

$302

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Thu 7/3

12:36 pm-8:34 am

1 stop19h 58m

Salt Lake City

Sat 7/5

6:34 pm-11:46 am

1 stop17h 12m

$313

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Mon 8/11

7:00 pm-11:20 pm

1 stop4h 20m

Salt Lake City

Tue 8/12

6:15 pm-10:10 pm

1 stop3h 55m

$317

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Fri 7/4

6:52 am-6:34 pm

1 stop35h 42m

Salt Lake City

Tue 7/8

8:49 am-11:33 pm

1 stop14h 44m

$448

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Tue 6/17

5:10 am-10:45 pm

1 stop17h 35m

Salt Lake City

Tue 7/15

9:15 am-4:40 pm

1 stop7h 25m

$660

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Mon 6/30

9:43 am-7:24 pm

1 stop9h 41m

$103

BoiseSalt Lake City

BOI - SLC

BOISLC

Boise Air Term. Gowen Fld

Sun 6/15

12:36 pm-8:34 am

1 stop19h 58m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 15 results
1
2

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 June 9, 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 June 12, 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 38% 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 June 8, 2025.

Travelers seeking maximum savings on their Boise to Salt Lake City flight should consider departing on Tuesday afternoons 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 June 12, 2025.

The most flights from BOI to SLC are scheduled on a Tuesday (13 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Salt Lake City ranges from 0.6 - 2.0 inches per month. April is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Salt Lake City when rainfall is around 0.6 in.

Temperature in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Salt Lake City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Boise to Salt Lake City to help guide your decision. 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

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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 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 12 outbound flights from Air Term. Gowen Fld to Salt Lake City offered by 4 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 11 times in the past calendar month.

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

    Currently priced at $199, 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 Delta and Alaska Airlines - these airlines can fly you to your destination from $259 and $302, respectively. You may be able to fly from Boise to Salt Lake City for 45% 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?

    $103 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 Frontier and Southwest, with prices starting from $130 and $206, 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 Virgin Atlantic (94%), Delta (94%) or Aeromexico (91%) 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 $1,225, our data shows the cheapest flight currently is $79. When looking at the most popular route, (Boise Air Term. Gowen Fld - Salt Lake City), you can expect to pay $259 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 Boise?

Book flights to Boise if you plan to visit one of these locations
Bountiful
Midvale
West Valley City
Lehi
Layton
Farmington
Logan
West Jordan
Evanston
Draper
South Jordan
Sandy

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Boise to Salt Lake City

Discover the top 4 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$112Average$218FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$141Average$347FlexibilityNo cancel feeOn-time75%
DeltaCheapest$259Average$372FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$368Average$432FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.