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Sioux Falls

$314+ Cheap flights from Idaho to Sioux Falls (FSD)

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FSD
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from Idaho to Sioux Falls

Cheapest flights from Idaho to Sioux Falls
Explore the most affordable flight options available from Idaho to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:54 pm
BOI
-
FSD
1 stop8h 58m
American Airlines
Sat 8/296:25 am
FSD
-
BOI
1 stop8h 31m
American Airlines
Deal found 4/28$339
This Delta deal was found by Cheapflights users on 4/25. 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 5/265:20 am
BOI
-
FSD
1 stop6h 29m
Delta
Tue 6/24:16 pm
FSD
-
BOI
2 stops8h 48m
Delta
Deal found 4/25$344
This Delta deal was found by Cheapflights users on 4/28. 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 5/165:20 am
BOI
-
FSD
1 stop6h 29m
Delta
Fri 5/294:16 pm
FSD
-
BOI
2 stops8h 48m
Delta
Deal found 4/28$359
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Tue 5/261:25 pm
BOI
-
FSD
1 stop28h 08m
Frontier
Wed 6/37:18 pm
FSD
-
BOI
1 stop18h 20m
Frontier
Deal found 4/25$362
This Delta deal was found by Cheapflights users on 4/27. 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.
Wed 5/136:49 am
GEG
-
FSD
1 stop6h 47m
Delta
Sun 5/178:19 am
FSD
-
GEG
1 stop6h 52m
Delta
Deal found 4/27$369
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Tue 5/261:25 pm
BOI
-
FSD
1 stop28h 08m
Frontier
Mon 6/14:25 pm
FSD
-
BOI
1 stop21h 05m
Frontier
Deal found 4/25$373
This United Airlines deal was found by Cheapflights users on 4/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/254:08 pm
GEG
-
FSD
1 stop5h 45m
United Airlines
Mon 6/15:05 pm
FSD
-
GEG
1 stop6h 00m
United Airlines
Deal found 4/26$373
This United Airlines deal was found by Cheapflights users on 4/24. 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 5/910:35 am
BOI
-
FSD
1 stop4h 47m
United Airlines
Wed 5/136:00 am
FSD
-
BOI
2 stops10h 26m
United Airlines
Deal found 4/24$374
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/205:00 am
BOI
-
FSD
1 stop4h 44m
United Airlines
Mon 5/256:00 am
FSD
-
BOI
1 stop4h 36m
United Airlines
Deal found 4/25$385
This Delta deal was found by Cheapflights users on 4/27. 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 6/192:50 pm
BOI
-
FSD
1 stop7h 22m
Delta
Sat 6/274:26 pm
FSD
-
BOI
1 stop5h 46m
Delta
Deal found 4/27$394
This Delta deal was found by Cheapflights users on 4/24. 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 10/237:20 pm
GEG
-
FSD
2 stops12h 45m
Delta
Tue 11/104:09 pm
FSD
-
GEG
1 stop5h 18m
Delta
Deal found 4/24$398
This Delta deal was found by Cheapflights users on 4/24. 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 5/282:16 pm
GEG
-
FSD
1 stop6h 55m
Delta
Sun 5/318:19 am
FSD
-
GEG
1 stop6h 52m
Delta
Deal found 4/24$399

Find flight deals from Idaho to Sioux Falls

Keep the following information in mind while searching for Idaho to Sioux Falls flight deals. Data was last updated April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$344
(Delta)

One-way from

$314
(Delta)

Popular in

April

Cheapest in

March

Average price

$486
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Sioux Falls Joe Foss Field flights.
Search Deals
From Idaho to Sioux Falls Joe Foss Field
Search Deals
One-way flight from Idaho to Sioux Falls Joe Foss Field
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Sioux Falls 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 April 29, 2026.
Use the filters below to find and compare flights from Idaho to Sioux Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/16

5:20 am-12:49 pm

1 stop6h 29m

Sioux Falls Joe Foss Field

Fri 5/29

4:16 pm-12:04 am

2 stops8h 48m

$359

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 5/15

2:16 pm-11:11 pm

1 stop6h 55m

Sioux Falls Joe Foss Field

Sun 5/17

8:19 am-1:11 pm

1 stop6h 52m

$369

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Wed 5/13

5:35 am-7:27 pm

2 stops11h 52m

Sioux Falls Joe Foss Field

Sun 5/17

8:19 am-1:11 pm

1 stop6h 52m

$374
Quickest round-trip

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 5/20

5:00 am-10:44 am

1 stop4h 44m

Sioux Falls Joe Foss Field

Mon 5/25

6:00 am-9:36 am

1 stop4h 36m

$385

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Tue 5/26

5:20 am-12:49 pm

1 stop6h 29m

Sioux Falls Joe Foss Field

Tue 6/2

8:19 am-1:18 pm

1 stop5h 59m

$393

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Fri 6/19

2:50 pm-11:12 pm

1 stop7h 22m

Sioux Falls Joe Foss Field

Sat 6/27

4:26 pm-9:12 pm

1 stop5h 46m

$394

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/23

7:20 pm-10:05 am

2 stops12h 45m

Sioux Falls Joe Foss Field

Tue 11/10

4:09 pm-7:27 pm

1 stop5h 18m

$398

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/9

5:20 am-12:49 pm

1 stop6h 29m

Sioux Falls Joe Foss Field

Thu 5/14

8:19 am-1:18 pm

1 stop5h 59m

$400

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/9

2:23 pm-11:11 pm

1 stop7h 48m

Sioux Falls Joe Foss Field

Tue 5/12

8:19 am-1:18 pm

1 stop5h 59m

$400

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/9

5:29 pm-11:43 pm

1 stop5h 14m

Sioux Falls Joe Foss Field

Wed 5/13

6:00 am-9:54 am

1 stop4h 54m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Idaho to Sioux Falls

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

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

Currently, March is the cheapest month in which you can book a flight from Idaho to Sioux Falls (average of $224). Flying from Idaho to Sioux Falls in January is currently the most expensive (average of $461). 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 Idaho to Sioux Falls?

Related info for your journey

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

    If you book a flight to Sioux Falls from Idaho, you will be flying to Joe Foss Field, which is the city’s only airport. Sioux Falls Joe Foss Field (FSD) is located 2.6 mi from the center of Sioux Falls.

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

    For as low as $385, Delta can have you in Sioux Falls from Idaho in 4h 44m. Idaho and Sioux Falls are separated by a distance of 972 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Idaho to Sioux Falls (average of $224). Flying from Idaho to Sioux Falls in January is currently the most expensive (average of $461). 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 Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall
Yankton

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Alternative routes for Idaho to Sioux Falls

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

Discover the top 3 airlines that operate flights from Idaho to Sioux Falls. 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 April 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$368FlexibilityNo cancel feeOn-time71%
DeltaCheapest$250Average$359FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$280Average$567FlexibilityNo cancel feeOn-time69%

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