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$251+ Cheap flights from Sioux Falls (FSD) to Idaho

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/256:00 amFSD - JAC
1 stop4h 55mUnited Airlines
Mon 12/294:20 pmJAC - FSD
1 stop6h 35mUnited Airlines
Deal found 12/10$336
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amFSD - BOI
1 stop5h 01mUnited Airlines
Thu 1/15:12 pmBOI - FSD
1 stop5h 43mUnited Airlines
Deal found 12/11$339
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 12/135:21 pmFSD - GEG
1 stop5h 38mUnited Airlines
Sat 1/104:10 pmGEG - FSD
1 stop5h 34mUnited Airlines
Deal found 12/10$349
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/179:00 amFSD - JAC
1 stop7h 24mUnited Airlines
Wed 12/242:30 pmJAC - FSD
1 stop4h 30mUnited Airlines
Deal found 12/10$360
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/178:05 amFSD - BOI
1 stop6h 33mAmerican Airlines
Tue 1/66:41 amBOI - FSD
1 stop6h 07mAmerican Airlines
Deal found 12/11$379
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:11 amFSD - GEG
1 stop7h 25mAmerican Airlines
Mon 12/223:05 pmGEG - FSD
1 stop6h 34mAmerican Airlines
Deal found 12/10$399
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:30 amFSD - JAC
2 stops10h 55mUnited Airlines
Mon 12/222:30 pmJAC - FSD
1 stop4h 30mUnited Airlines
Deal found 12/11$418
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/179:00 amFSD - BOI
1 stop5h 39mUnited Airlines
Tue 1/610:15 amBOI - FSD
2 stops12h 29mUnited Airlines
Deal found 12/11$485
This Delta deal was found by Cheapflights users on 12/10. 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.
Sat 12/135:14 amFSD - GEG
2 stops8h 56mDelta
Sat 1/101:20 pmGEG - FSD
2 stops7h 44mDelta
Deal found 12/10$494
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:12 pmFSD - BOI
1 stop6h 28mUnited Airlines
Mon 12/222:40 pmBOI - FSD
1 stop4h 20mUnited Airlines
Deal found 12/11$512
This Delta deal was found by Cheapflights users on 12/10. 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 12/1910:57 amFSD - GEG
2 stops9h 40mDelta
Mon 12/221:22 pmGEG - FSD
1 stop5h 12mDelta
Deal found 12/10$604
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/208:31 pmFSD - BOI
1 stop25h 09mMultiple Airlines
Mon 12/2210:41 pmBOI - FSD
2 stops19h 50mMultiple Airlines
Deal found 12/11$644

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(Delta)

Popular in

November

Cheapest in

April

Average price

$569
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
Highest demand for flights based on searches. 22% potential increase in price ($129 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 December 2025
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 December 12, 2025.
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 FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 2/7

4:18 pm-8:55 pm

1 stop5h 37m

Boise Air Term. Gowen Fld

Wed 2/11

5:20 am-12:22 pm

1 stop6h 02m

$251

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 2/21

4:17 pm-8:55 pm

1 stop5h 38m

Boise Air Term. Gowen Fld

Tue 2/24

5:20 am-12:15 pm

1 stop5h 55m

$251

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Fri 3/13

8:05 am-1:11 pm

1 stop7h 06m

Spokane

Wed 3/18

2:06 pm-11:08 pm

1 stop7h 02m

$259

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Thu 3/12

8:05 am-1:11 pm

1 stop7h 06m

Spokane

Wed 3/18

2:06 pm-11:08 pm

1 stop7h 02m

$259

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 2/21

4:17 pm-8:55 pm

1 stop5h 38m

Boise Air Term. Gowen Fld

Wed 2/25

5:20 am-12:15 pm

1 stop5h 55m

$280

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Fri 1/9

9:00 am-7:16 pm

2 stops12h 16m

Spokane

Fri 1/16

1:48 pm-11:44 pm

1 stop7h 56m

$284

Sioux FallsHailey

FSD - SUN

FSDSUN

Sioux Falls Joe Foss Field

Sat 1/24

5:18 pm-9:29 pm

1 stop5h 11m

Hailey Sun Valley-Friedman

Wed 1/28

7:00 am-12:58 pm

1 stop4h 58m

$299

Sioux FallsJackson

FSD - JAC

FSDJAC

Sioux Falls Joe Foss Field

Sat 1/10

6:00 am-9:55 am

1 stop4h 55m

Jackson Hole

Wed 1/14

2:40 pm-8:24 pm

1 stop4h 44m

$299

Sioux FallsHailey

FSD - SUN

FSDSUN

Sioux Falls Joe Foss Field

Mon 3/2

5:00 pm-9:19 pm

1 stop5h 19m

Hailey Sun Valley-Friedman

Thu 3/5

1:29 pm-11:44 pm

2 stops9h 15m

$316

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 1/10

6:00 am-10:06 am

1 stop5h 06m

Boise Air Term. Gowen Fld

Mon 1/12

6:10 am-12:58 pm

1 stop5h 48m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 24 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.

What is the cheapest time of day to fly from FSD to ID?

Find hourly flight availability from Sioux Falls to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Sioux Falls to Idaho in the evening. Doing so could potentially save you 48% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 December 12, 2025.
Read reviews from past customers who have flown Delta and United 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
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

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
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

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
9,095 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

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 37m. 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

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Top 2 airlines flying from Sioux Falls to Idaho

Discover the top 2 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$449FlexibilityNo cancel feeOn-time69%

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