What is the cheapest airline that flies from Salt Lake City to Idaho?

Alaska Airlines, Delta, and Southwest are the most popular carriers operating from Salt Lake City to Idaho

How many flights depart from Salt Lake City to Idaho on average per week?

The number of flights available between Salt Lake City and Idaho is 173 per week as of March 2026. The most frequent departure day is Sat, with 25% of weekly flights leaving on this day.

How many flights depart from Salt Lake City to Idaho on average per day?

As of March 2026, 24 flights take off from Salt Lake City and land in Idaho each day. The most common flight departure time for this route is 9:00PM, with 44% of daily flights taking off in the evening.

When did momondo last update prices for flights from Salt Lake City Airport to Idaho?

Prices for flights from Salt Lake City Airport to Idaho refresh daily.

How many operators does momondo search for flights from Salt Lake City Airport to Idaho?

There are 4 operators available for flights from Salt Lake City Airport to Idaho as of March 2026.

How old do you have to be to fly from Salt Lake City Airport to Idaho?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Salt Lake City Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$81 Cheap Flights from Salt Lake City to Idaho in 2026

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Find the cheapest flights from Salt Lake City to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:29 pm - 12:30 pm

SLC

BOI

20h 01m

1 stop

1:25 pm - 3:44 pm

BOI

SLC

26h 19m

1 stop

$151Frontier

Sat, May 23 - Tue, May 26

5:19 pm - 6:23 pm

SLC

PIH

1h 04mnonstop

11:44 am - 12:45 pm

PIH

SLC

1h 01mnonstop

$189Delta

Sat, Aug 8 - Fri, Aug 21

2:49 pm - 12:27 pm

SLC

BOI

21h 38m

1 stop

1:22 pm - 7:38 am

BOI

SLC

18h 16m

1 stop

$191Frontier

Mon, May 4 - Thu, May 14

10:49 am - 11:53 am

SLC

PIH

1h 04mnonstop

12:33 pm - 1:32 pm

PIH

SLC

0h 59mnonstop

$199Delta

Fri, Apr 24 - Sun, Apr 26

5:51 pm - 8:29 pm

SLC

GEG

27h 38m

1 stop

11:45 am - 10:45 am

GEG

SLC

22h 00m

1 stop

$210Multiple Airlines

Wed, Apr 15 - Mon, Apr 20

8:56 am - 3:27 pm

SLC

IDA

30h 31m

2 stops

10:21 pm - 4:51 pm

IDA

SLC

18h 30m

1 stop

$210Multiple Airlines

Thu, Apr 16 - Mon, Apr 20

12:00 pm - 11:47 pm

SLC

BOI

11h 47m

1 stop

6:32 am - 11:06 pm

BOI

SLC

16h 34m

1 stop

$272Alaska Airlines

Tue, Apr 14 - Wed, Apr 15

7:00 am - 1:32 pm

SLC

WYS

6h 32m

1 stop

5:45 pm - 10:44 pm

WYS

SLC

4h 59m

1 stop

$310United Airlines

Wed, May 27 - Sat, May 30

7:00 am - 1:32 pm

SLC

WYS

6h 32m

1 stop

5:45 pm - 10:43 pm

WYS

SLC

4h 58m

1 stop

$326United Airlines

Sat, Jul 11 - Fri, Sep 11

6:00 am - 11:18 am

SLC

SUN

5h 18m

1 stop

12:00 pm - 11:59 pm

SUN

SLC

11h 59m

1 stop

$443Alaska Airlines

Wed, Apr 15 - Sat, Apr 18

Alaska Airlines flights from Salt Lake City to Idaho

Our best Alaska Airlines deals on Salt Lake City to Idaho flight tickets

Alaska Airlines

Apr 14

SLC12:00 pmSalt Lake City

11h 47m

1 stop

BOI11:47 pmBoise Air Term. Gowen Fld

Apr 15

BOI6:32 amBoise Air Term. Gowen Fld

16h 34m

1 stop

SLC11:06 pmSalt Lake City

$272

Alaska Airlines

Apr 25

SLC8:11 amSalt Lake City

15h 09m

1 stop

GEG10:20 pmSpokane

Apr 26

GEG7:27 amSpokane

28h 22m

1 stop

SLC12:49 pmSalt Lake City

$279

Alaska Airlines

May 6

SLC11:56 amSalt Lake City

11h 24m

1 stop

GEG10:20 pmSpokane

May 9

GEG6:00 amSpokane

4h 19m

1 stop

SLC11:19 amSalt Lake City

$285

Frontier flights from Salt Lake City to Idaho

Our best Frontier deals on Salt Lake City to Idaho flight tickets

Frontier

May 23

SLC4:29 pmSalt Lake City

20h 01m

1 stop

BOI12:30 pmBoise Air Term. Gowen Fld

May 26

BOI1:25 pmBoise Air Term. Gowen Fld

26h 19m

1 stop

SLC3:44 pmSalt Lake City

$151

Frontier

May 4

SLC2:49 pmSalt Lake City

21h 38m

1 stop

BOI12:27 pmBoise Air Term. Gowen Fld

May 14

BOI1:22 pmBoise Air Term. Gowen Fld

18h 16m

1 stop

SLC7:38 amSalt Lake City

$191

Frontier

May 4

SLC2:49 pmSalt Lake City

21h 38m

1 stop

BOI12:27 pmBoise Air Term. Gowen Fld

May 14

BOI1:22 pmBoise Air Term. Gowen Fld

18h 16m

1 stop

SLC7:38 amSalt Lake City

$216

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Sat 5/23

4:29 pm-12:30 pm

1 stop20h 01m

Boise Air Term. Gowen Fld

Tue 5/26

1:25 pm-3:44 pm

1 stop26h 19m

$151

Salt Lake CityPocatello

SLC - PIH

SLCPIH

Salt Lake City

Sat 8/8

5:19 pm-6:23 pm

Nonstop1h 04m

Pocatello

Fri 8/21

11:44 am-12:45 pm

Nonstop1h 01m

$189

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Mon 5/4

2:49 pm-12:27 pm

1 stop21h 38m

Boise Air Term. Gowen Fld

Thu 5/14

1:22 pm-7:38 am

1 stop18h 16m

$191

Quickest round-trip

Salt Lake CityPocatello

SLC - PIH

SLCPIH

Salt Lake City

Fri 4/24

10:49 am-11:53 am

Nonstop1h 04m

Pocatello

Sun 4/26

12:33 pm-1:32 pm

Nonstop0h 59m

$199

Salt Lake CitySpokane

SLC - GEG

SLCGEG

Salt Lake City

Wed 4/15

5:51 pm-8:29 pm

1 stop27h 38m

Spokane

Mon 4/20

11:45 am-10:45 am

1 stop22h 00m

$210

Salt Lake CityIdaho Falls

SLC - IDA

SLCIDA

Salt Lake City

Thu 4/16

8:56 am-3:27 pm

2 stops30h 31m

Idaho Falls Fanning Field

Mon 4/20

10:21 pm-4:51 pm

1 stop18h 30m

$210

Salt Lake CityBoise

SLC - BOI

SLCBOI

Salt Lake City

Tue 4/14

12:00 pm-11:47 pm

1 stop11h 47m

Boise Air Term. Gowen Fld

Wed 4/15

6:32 am-11:06 pm

1 stop16h 34m

$272

Salt Lake CityWest Yellowstone

SLC - WYS

SLCWYS

Salt Lake City

Wed 5/27

7:00 am-1:32 pm

1 stop6h 32m

West Yellowstone

Sat 5/30

5:45 pm-10:44 pm

1 stop4h 59m

$310

Salt Lake CityWest Yellowstone

SLC - WYS

SLCWYS

Salt Lake City

Sat 7/11

7:00 am-1:32 pm

1 stop6h 32m

West Yellowstone

Fri 9/11

5:45 pm-10:43 pm

1 stop4h 58m

$326

Salt Lake CityHailey

SLC - SUN

SLCSUN

Salt Lake City

Wed 4/15

6:00 am-11:18 am

1 stop5h 18m

Hailey Sun Valley-Friedman

Sat 4/18

12:00 pm-11:59 pm

1 stop11h 59m

$443

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Salt Lake City to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho?

In general, November is the cheapest month to fly from Salt Lake City to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $215. If you don’t want to visit Idaho in November, then you should wait until September to fly from Salt Lake City, when ticket prices are also cheap, with an average price of $326.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Friday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $339. On the other hand, Monday is the most expensive day to depart from Salt Lake City because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $469.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the evening. momondo users have found flights departing from Salt Lake City to Idaho in the evening for as low as $349. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $429 per ticket.

What is the cheapest Salt Lake City to Idaho flight route?

Fly from Salt Lake City to Twin Falls Joslin for the best Salt Lake City - Idaho flight prices

What cabin class options are available on Salt Lake City to Idaho flights?

There are 4 cabin classes available to choose from on Salt Lake City to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Salt Lake City to Idaho flights?

You could potentially save up to 8% on your flight if you consider stops on a Salt Lake City to Idaho flight.

Cheap Salt Lake City to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to Idaho

Best Price Found	$258
Fastest flight time	0h 57m
Direct flights	Every day
Airports in Idaho	27 airports

The best one-way flight to Idaho from Salt Lake City in the past 72 hours is $258. The best round-trip flight deal from Salt Lake City to Idaho found on momondo in the last 72 hours is $379.

The fastest flight from Salt Lake City to Idaho takes 0h 57m

Direct flights go from Salt Lake City to Idaho every day.

There are 27 airports in Idaho. From Salt Lake City there are direct flights to West Yellowstone (WYS), Idaho Falls Fanning Field (IDA), Spokane (GEG), Lewiston Nez Perce Rgnl (LWS) and 4 more.

Search flight deals

When did momondo last update prices for flights from Salt Lake City Airport to Idaho?
Prices for flights from Salt Lake City Airport to Idaho refresh daily.
How many operators does momondo search for flights from Salt Lake City Airport to Idaho?
There are 4 operators available for flights from Salt Lake City Airport to Idaho as of March 2026.
How old do you have to be to fly from Salt Lake City Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Salt Lake City Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Salt Lake City to Idaho?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Salt Lake City to Idaho is Embraer 175 (Enhanced Winglets) (32.53% of total bookings). The next most popular plane models are Airbus A220-100 (25.30%), Airbus A220-300 (13.25%), and Airbus A319 (10.84%).

Best airlines flying from Salt Lake City to Idaho

Compare and see reviews for airlines that fly from Salt Lake City to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $193	Free Cancellation	Rating 7.9 8,356 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Salt Lake City to Idaho?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho from Salt Lake City.

Can I find flights from Salt Lake City to Idaho with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Idaho from Salt Lake City with this policy.

How can momondo help me find flights from Salt Lake City to Idaho?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho from Salt Lake City.

I’m not ready to book a flight from Salt Lake City to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Salt Lake City to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.