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Salt Lake City

$81+ Cheap flights from Idaho to Salt Lake City (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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SLC
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap flight deals from Idaho to Salt Lake City

Cheapest flights from Idaho to Salt Lake City
Explore the most affordable flight options available from Idaho to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

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.
Thu 8/133:26 pm
TWF
-
SLC
Nonstop1h 01m
Delta
Mon 8/179:45 am
SLC
-
TWF
Nonstop1h 02m
Delta
Deal found 7/28$179
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Sun 9/132:50 pm
BOI
-
SLC
1 stop21h 53m
Frontier
Sun 9/208:24 pm
SLC
-
BOI
1 stop17h 31m
Frontier
Deal found 7/31$181
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Tue 8/251:24 pm
BOI
-
SLC
1 stop18h 07m
Frontier
Wed 9/161:38 pm
SLC
-
BOI
1 stop24h 17m
Frontier
Deal found 7/31$187
This Delta deal was found by Cheapflights users on 7/31. 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.
Mon 9/1411:29 am
WYS
-
SLC
Nonstop1h 14m
Delta
Mon 9/219:30 am
SLC
-
WYS
Nonstop1h 17m
Delta
Deal found 7/31$188
This Delta deal was found by Cheapflights users on 7/29. 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 9/1111:44 am
PIH
-
SLC
Nonstop1h 01m
Delta
Wed 9/169:30 am
SLC
-
PIH
Nonstop1h 01m
Delta
Deal found 7/29$189
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:24 pm
BOI
-
SLC
1 stop10h 35m
Frontier
Thu 9/36:05 am
SLC
-
BOI
1 stop5h 24m
Frontier
Deal found 7/28$189
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/242:50 pm
BOI
-
SLC
1 stop21h 53m
Frontier
Sun 9/278:24 pm
SLC
-
BOI
1 stop17h 31m
Frontier
Deal found 8/1$195
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:24 pm
BOI
-
SLC
1 stop11h 35m
Frontier
Thu 9/36:05 am
SLC
-
BOI
1 stop5h 24m
Frontier
Deal found 7/30$198
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.
Sat 9/196:00 am
IDA
-
SLC
Nonstop1h 09m
Delta
Sat 9/269:20 pm
SLC
-
IDA
Nonstop1h 02m
Delta
Deal found 7/28$199
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Tue 9/81:24 pm
BOI
-
SLC
1 stop10h 35m
Frontier
Thu 9/108:24 pm
SLC
-
BOI
1 stop17h 31m
Frontier
Deal found 7/31$203
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:24 pm
BOI
-
SLC
1 stop10h 35m
Frontier
Wed 8/267:08 pm
SLC
-
BOI
1 stop16h 21m
Frontier
Deal found 7/30$207
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:50 pm
BOI
-
SLC
1 stop21h 53m
Frontier
Sun 9/138:24 pm
SLC
-
BOI
1 stop17h 31m
Frontier
Deal found 7/28$218

Find flight deals from Idaho to Salt Lake City

Keep the following information in mind while searching for Idaho to Salt Lake City flight deals. Data was last updated August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(Delta)

One-way from

$81
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$339

Good round-trip deal

$325 or less

Good one-way deal

$214 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 Idaho to Salt Lake City
Search Deals
One-way flight from Idaho to Salt Lake City
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Idaho to Salt Lake City.
Search Deals
Price to beat on a one-way flight from Idaho to Salt Lake City.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 August 2, 2026.
Use the filters below to find and compare flights from Idaho to Salt Lake City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Thu 8/13

3:26 pm-4:27 pm

Nonstop1h 01m

Salt Lake City

Mon 8/17

9:45 am-10:47 am

Nonstop1h 02m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Fri 9/4

3:26 pm-4:27 pm

Nonstop1h 01m

Salt Lake City

Sun 9/6

9:45 am-10:47 am

Nonstop1h 02m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Thu 9/10

1:17 pm-2:22 pm

Nonstop1h 05m

Salt Lake City

Thu 9/17

9:20 pm-10:18 pm

Nonstop0h 58m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Fri 9/4

11:37 am-12:36 pm

Nonstop0h 59m

Salt Lake City

Fri 9/11

11:20 am-12:23 pm

Nonstop1h 03m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Thu 8/13

11:37 am-12:36 pm

Nonstop0h 59m

Salt Lake City

Sun 8/16

9:45 am-10:47 am

Nonstop1h 02m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Sat 8/15

1:17 pm-2:18 pm

Nonstop1h 01m

Salt Lake City

Fri 8/21

9:45 am-10:47 am

Nonstop1h 02m

$179

Twin FallsSalt Lake City

TWF - SLC

TWFSLC

Twin Falls Joslin

Sat 9/5

1:17 pm-2:18 pm

Nonstop1h 01m

Salt Lake City

Mon 9/7

9:20 pm-10:18 pm

Nonstop0h 58m

$179

West YellowstoneSalt Lake City

WYS - SLC

WYSSLC

West Yellowstone

Mon 9/14

11:29 am-12:43 pm

Nonstop1h 14m

Salt Lake City

Mon 9/21

9:30 am-10:47 am

Nonstop1h 17m

$188

PocatelloSalt Lake City

PIH - SLC

PIHSLC

Pocatello

Tue 9/8

11:44 am-12:45 pm

Nonstop1h 01m

Salt Lake City

Tue 9/15

9:30 am-10:31 am

Nonstop1h 01m

$189

PocatelloSalt Lake City

PIH - SLC

PIHSLC

Pocatello

Fri 9/11

11:44 am-12:45 pm

Nonstop1h 01m

Salt Lake City

Fri 9/18

5:20 pm-6:24 pm

Nonstop1h 04m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Idaho to Salt Lake City

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

What is the cheapest month to book a flight from Idaho to Salt Lake City?

Currently, November is the cheapest month in which you can book a flight from Idaho to Salt Lake City (average of $299). Flying from Idaho to Salt Lake City in March is currently the most expensive (average of $544). 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 ID to SLC?

Find hourly flight availability from Idaho 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 August 2, 2026.

One of the essential ways to save on airfare from Idaho to Salt Lake City is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 30% on airfare.

How much does it cost to fly round-trip from Idaho to Salt Lake City?

Airfare is below average for this route at the moment.
Idaho to Salt Lake City flights typically cost between $339 and $537 in September.
The cheapest round-trip price found within the last 5 days was $181 on Frontier (Sep 13-Sep 20).

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

Use this chart to determine the cheapest time to fly round-trip from Idaho to Salt Lake City. Price data was last updated on August 1, 2026.

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

Related info for your journey

Find useful and relevant information for your journey from Idaho 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 airport do you fly into for flights to Salt Lake City from Idaho?

    If you book a flight to Salt Lake City from Idaho, you will be flying to Salt Lake City, which is the city’s only airport. Salt Lake City (SLC) is located 5.7 mi from the center of Salt Lake City.

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

    Flights from Idaho to Salt Lake City have been viewed 5 times in the past calendar month.

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

    There are many flights that can get you from Idaho to Salt Lake City in 1h 01m. Fly via Delta, Alaska Airlines, or United Airlines to get the fastest option. The distance between Idaho and Salt Lake City is about 174 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $70. However, be on the lookout for offers from Southwest and Delta, as they are both options that can get you from Idaho to Salt Lake City for a low price.

  • What are the most popular routes from Idaho to Salt Lake City?

    The most popular flight routes from Idaho to Salt Lake City are Spokane - Salt Lake City, Boise Air Term. Gowen Fld - Salt Lake City and Lewiston Nez Perce Rgnl - Salt Lake City.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Idaho to Salt Lake City on time: SkyWest Airlines (99%), Air France (96%), Delta (95%).

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

    Looking at all options, your cheapest flight can be booked for $146. While the most popular route (Spokane - Salt Lake City) can be booked for $363 on average, our data indicates $407 when flying from Idaho to Salt Lake City.

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

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

  • How can I find direct flights from Idaho 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 Idaho to Salt Lake City.

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

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

    Currently, November is the cheapest month in which you can book a flight from Idaho to Salt Lake City (average of $299). Flying from Idaho to Salt Lake City in March is currently the most expensive (average of $544). 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
Lehi
Farmington
West Valley City
Bountiful
Midvale
Draper
South Jordan
Layton
Alta

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Alternative routes for Idaho to Salt Lake City

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Top airline flying from Idaho to Salt Lake City

Discover the top airline that operate flights from Idaho 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$178Average$404FlexibilityNo cancel feeOn-timeN/A

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