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Idaho

$151+ Cheap flights from Sioux Falls (FSD) to Idaho

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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Sioux Falls to Idaho

Cheapest flights from Sioux Falls to Idaho
Explore the most affordable flight options available from Sioux Falls to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/25. 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 2/262:16 pm
FSD
-
BOI
1 stop21h 55m
Frontier
Sun 3/111:56 am
BOI
-
FSD
1 stop25h 01m
Frontier
Deal found 1/25$209
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 2/262:16 pm
FSD
-
BOI
1 stop21h 55m
Multiple Airlines
Thu 3/512:38 pm
BOI
-
FSD
2 stops28h 09m
Multiple Airlines
Deal found 1/25$216
This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 2/248:05 am
FSD
-
BOI
1 stop6h 53m
Delta
Wed 3/45:20 am
BOI
-
FSD
1 stop5h 55m
Delta
Deal found 1/25$251
This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 2/248:05 am
FSD
-
BOI
1 stop6h 53m
Delta
Fri 3/62:54 pm
BOI
-
FSD
1 stop7h 01m
Delta
Deal found 1/25$265
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 2/255:50 am
FSD
-
BOI
1 stop5h 22m
United Airlines
Wed 3/42:40 pm
BOI
-
FSD
1 stop4h 59m
United Airlines
Deal found 1/25$266
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/138:00 am
FSD
-
GEG
1 stop7h 10m
Delta
Tue 3/172:15 pm
GEG
-
FSD
1 stop6h 49m
Delta
Deal found 1/27$279
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:45 am
FSD
-
BOI
1 stop5h 21m
United Airlines
Sat 3/285:31 pm
BOI
-
FSD
1 stop5h 13m
United Airlines
Deal found 1/27$279
This Delta deal was found by Cheapflights users on 1/25. 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 2/234:19 pm
FSD
-
BOI
1 stop5h 36m
Delta
Wed 3/45:20 am
BOI
-
FSD
1 stop5h 55m
Delta
Deal found 1/25$280
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 4/226:00 am
FSD
-
BOI
1 stop4h 54m
United Airlines
Wed 4/297:11 am
BOI
-
FSD
2 stops12h 19m
United Airlines
Deal found 1/25$284
This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 3/34:19 pm
FSD
-
BOI
1 stop5h 36m
Delta
Wed 3/45:20 am
BOI
-
FSD
1 stop5h 55m
Delta
Deal found 1/25$285
This Delta deal was found by Cheapflights users on 1/25. 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 2/234:19 pm
FSD
-
BOI
1 stop5h 36m
Delta
Tue 3/103:01 pm
BOI
-
FSD
1 stop7h 03m
Delta
Deal found 1/25$294
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:15 am
FSD
-
GEG
2 stops7h 20m
Delta
Sat 8/292:05 pm
GEG
-
FSD
1 stop6h 41m
Delta
Deal found 1/26$299

Find flight deals from Sioux Falls to Idaho

Keep the following information in mind while searching for Sioux Falls to Idaho flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$209
(Kiwi.com)

One-way from

$151
(United Airlines)

Popular in

November

Cheapest in

April

Average price

$458
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Boise Air Term. Gowen Fld flights.
Search Deals
From Sioux Falls Joe Foss Field to Idaho
Search Deals
One-way flight from Sioux Falls Joe Foss Field to Idaho
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Idaho 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 27, 2026.
Use the filters below to find and compare flights from Sioux Falls to Idaho that are best for you.

Fly from

Sioux Falls

Fly to

Idaho

Route

Depart

Return

Price

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Fri 3/13

8:00 am-1:10 pm

1 stop7h 10m

Spokane

Tue 3/17

2:15 pm-11:04 pm

1 stop6h 49m

$279

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Tue 3/24

5:45 am-10:06 am

1 stop5h 21m

Boise Air Term. Gowen Fld

Sat 3/28

5:31 pm-11:44 pm

1 stop5h 13m

$279

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 4/22

6:00 am-9:54 am

1 stop4h 54m

Boise Air Term. Gowen Fld

Wed 4/29

7:11 am-8:30 pm

2 stops12h 19m

$284

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Mon 4/20

4:57 pm-9:22 pm

1 stop5h 25m

Boise Air Term. Gowen Fld

Tue 4/28

5:00 am-10:29 am

1 stop4h 29m

$290

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Tue 3/3

4:19 pm-8:55 pm

1 stop5h 36m

Boise Air Term. Gowen Fld

Tue 3/10

3:01 pm-11:04 pm

1 stop7h 03m

$294

Sioux FallsHailey

FSD - SUN

FSDSUN

Sioux Falls Joe Foss Field

Sat 4/11

9:05 am-1:35 pm

1 stop5h 30m

Hailey Sun Valley-Friedman

Wed 4/15

2:24 pm-8:30 pm

1 stop5h 06m

$299

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Wed 2/25

5:08 am-11:35 am

1 stop8h 27m

Spokane

Sun 3/1

6:45 am-3:34 pm

1 stop6h 49m

$325

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Fri 4/10

8:00 am-2:05 pm

1 stop7h 05m

Boise Air Term. Gowen Fld

Sat 4/11

5:30 am-12:53 pm

1 stop6h 23m

$329

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Thu 4/23

8:05 am-2:26 pm

1 stop7h 21m

Boise Air Term. Gowen Fld

Sun 4/26

5:34 am-1:03 pm

1 stop6h 29m

$329

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Fri 3/13

8:00 am-1:10 pm

1 stop7h 10m

Spokane

Wed 3/18

2:15 pm-11:04 pm

1 stop6h 49m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 34 results
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Best time to book a flight from Sioux Falls to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Sioux Falls 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 Sioux Falls to Idaho

What is the cheapest month to book a flight from Sioux Falls to Idaho?

Currently, May is the cheapest month in which you can book a flight from Sioux Falls to Idaho (average of $226). Flying from Sioux Falls to Idaho in November is currently the most expensive (average of $675). 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.

How much does it cost to fly round-trip from Sioux Falls to Idaho?

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated January 27, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Sioux Falls to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Food

7.2

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Food

7.2

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,119 reviews

Food

7.2

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,119 reviews

Food

7.2

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Idaho. 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 from for flights from Sioux Falls to Idaho?

    Sioux Falls Joe Foss Field (FSD), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Sioux Falls to Idaho.

  • How long is the flight from Sioux Falls to Idaho?

    Departing from Sioux Falls to Idaho will take you 5h 21m. The distance from Sioux Falls to Idaho is about 972 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Sioux Falls to Idaho?

    The most popular route from Sioux Falls to Idaho is Sioux Falls Joe Foss Field - Spokane. You may also consider Sioux Falls Joe Foss Field - Boise Air Term. Gowen Fld or Sioux Falls Joe Foss Field - Jackson Hole.

  • Can I find deals for flights from Sioux Falls to Idaho that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Idaho.

  • Can I find deals for business class flights from Sioux Falls to Idaho?

    Yes. Cheapflights offers flight deals from Sioux Falls to Idaho 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 Sioux Falls to Idaho?

    Currently, May is the cheapest month in which you can book a flight from Sioux Falls to Idaho (average of $226). Flying from Sioux Falls to Idaho in November is currently the most expensive (average of $675). 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

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Alternative routes for Sioux Falls to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Sioux Falls to Idaho

Discover the top 3 airlines that operate flights from Sioux Falls to Idaho. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$407FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$334Average$394FlexibilityNo cancel feeOn-time71%

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