HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sioux Falls

$218+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FSD
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Sioux Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 28, 2026.

This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:12 pm
BOI
-
FSD
1 stop7h 19m
American Airlines
Mon 8/318:30 am
FSD
-
BOI
1 stop5h 54m
American Airlines
Deal found 7/26$329
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:45 pm
GEG
-
FSD
1 stop7h 10m
American Airlines
Tue 11/101:08 pm
FSD
-
GEG
1 stop9h 32m
American Airlines
Deal found 7/26$329
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/265:44 pm
BOI
-
FSD
1 stop5h 00m
United Airlines
Wed 9/26:00 am
FSD
-
BOI
2 stops10h 31m
United Airlines
Deal found 7/27$334
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sun 9/66:00 am
GEG
-
FSD
2 stops12h 07m
United Airlines
Fri 9/185:05 pm
FSD
-
GEG
1 stop6h 09m
United Airlines
Deal found 7/23$334
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:53 pm
GEG
-
FSD
1 stop8h 00m
American Airlines
Sun 9/138:05 am
FSD
-
GEG
1 stop7h 08m
American Airlines
Deal found 7/26$349
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 8/125:00 am
BOI
-
FSD
1 stop4h 43m
United Airlines
Sun 8/166:00 am
FSD
-
BOI
1 stop4h 35m
United Airlines
Deal found 7/24$354
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 12/3011:30 pm
GEG
-
FSD
1 stop9h 10m
United Airlines
Mon 1/45:13 pm
FSD
-
GEG
1 stop6h 07m
United Airlines
Deal found 7/27$354
This Delta deal was found by Cheapflights users on 7/24. 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 8/145:30 am
BOI
-
FSD
1 stop6h 08m
Delta
Wed 8/198:22 am
FSD
-
BOI
1 stop6h 20m
Delta
Deal found 7/24$364
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/85:46 pm
BOI
-
FSD
1 stop5h 07m
United Airlines
Wed 8/126:00 am
FSD
-
BOI
1 stop4h 35m
United Airlines
Deal found 7/23$379
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/125:00 am
BOI
-
FSD
1 stop6h 39m
United Airlines
Mon 9/216:50 pm
FSD
-
BOI
1 stop4h 50m
United Airlines
Deal found 7/24$382
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 8/145:44 pm
BOI
-
FSD
1 stop5h 00m
United Airlines
Mon 8/175:05 pm
FSD
-
BOI
1 stop5h 32m
United Airlines
Deal found 7/27$385
This Delta deal was found by Cheapflights users on 7/26. 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.
Thu 10/225:30 am
BOI
-
FSD
1 stop5h 39m
Delta
Mon 10/268:30 am
FSD
-
BOI
1 stop5h 05m
Delta
Deal found 7/26$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 July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

One-way from

$218
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$606
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
Highest demand for flights based on searches. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 28, 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

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/23

2:45 pm-11:55 pm

1 stop7h 10m

Sioux Falls Joe Foss Field

Tue 11/10

1:08 pm-8:40 pm

1 stop9h 32m

$329

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Thu 9/10

1:53 pm-11:53 pm

1 stop8h 00m

Sioux Falls Joe Foss Field

Sat 9/12

12:56 pm-8:21 pm

1 stop9h 25m

$329

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 8/26

5:44 pm-11:44 pm

1 stop5h 00m

Sioux Falls Joe Foss Field

Wed 9/2

6:00 am-3:31 pm

2 stops10h 31m

$334

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 9/11

6:30 am-8:45 pm

2 stops12h 15m

Sioux Falls Joe Foss Field

Sun 9/13

6:00 am-11:54 am

1 stop7h 54m

$355

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 9/25

1:38 pm-8:20 pm

1 stop4h 42m

Sioux Falls Joe Foss Field

Sat 9/26

9:42 am-6:31 pm

2 stops10h 49m

$405
Quickest round-trip

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 8/29

10:36 am-4:23 pm

1 stop4h 47m

Sioux Falls Joe Foss Field

Tue 9/1

5:05 pm-9:37 pm

1 stop5h 32m

$409

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Fri 8/28

5:44 pm-11:44 pm

1 stop5h 00m

Sioux Falls Joe Foss Field

Mon 8/31

9:35 am-7:24 pm

2 stops10h 49m

$414

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/23

1:54 pm-11:22 pm

1 stop7h 28m

Sioux Falls Joe Foss Field

Tue 11/10

1:00 pm-9:08 pm

2 stops10h 08m

$418

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/23

1:38 pm-8:20 pm

1 stop4h 42m

Sioux Falls Joe Foss Field

Tue 11/10

9:32 am-6:41 pm

2 stops11h 09m

$424

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 8/7

9:25 am-10:51 pm

2 stops11h 26m

Sioux Falls Joe Foss Field

Tue 8/11

8:22 am-12:57 pm

1 stop6h 35m

$444

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 26 resultsSorted by cheapest first
1
2
3

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, September is the cheapest month in which you can book a flight from Idaho to Sioux Falls (average of $368). Flying from Idaho to Sioux Falls in June is currently the most expensive (average of $668). 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.

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 $405, American Airlines can have you in Sioux Falls from Idaho in 4h 42m. Idaho and Sioux Falls are separated by a distance of 1039 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, September is the cheapest month in which you can book a flight from Idaho to Sioux Falls (average of $368). Flying from Idaho to Sioux Falls in June is currently the most expensive (average of $668). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Sioux Falls flights
Minneapolis to Rapid City flights
Newark to Rapid City flights
O'Hare Intl to Rapid City flights
Dallas/Fort Worth to Sioux Falls flights
Dulles Intl to Rapid City flights
John F Kennedy Intl to Rapid City flights
Boston to Rapid City flights
Charlotte to Rapid City flights
Philadelphia to Rapid City flights
LaGuardia to Rapid City flights
Reagan-National to Rapid City flights
Dallas/Fort Worth to Rapid City flights
Nashville to Rapid City flights
Raleigh to Rapid City flights
Los Angeles to Sioux Falls flights
Orlando to Rapid City flights
Sky Harbor Intl to Sioux Falls flights
Atlanta to Rapid City flights
Denver to Rapid City flights
Los Angeles to Rapid City flights
Portland to Sioux Falls flights
Hobby to Sioux Falls flights
Austin to Sioux Falls flights
Cincinnati to Rapid City flights
Sky Harbor Intl to Rapid City flights
Detroit to Rapid City flights
San Francisco to Rapid City flights
Dulles Intl to Sioux Falls flights
Seattle to Rapid City flights
Baltimore to Rapid City flights
Grand Rapids to Rapid City flights
O'Hare Intl to Sioux Falls flights
Atlanta to Sioux Falls flights
Austin to Rapid City flights
Detroit to Sioux Falls flights
Orlando to Sioux Falls flights
Sacramento to Rapid City flights
Boston to Sioux Falls flights
San Diego to Sioux Falls flights
Cleveland to Rapid City flights
Jacksonville to Rapid City flights
Tampa to Rapid City flights
San Francisco to Sioux Falls flights
Baltimore to Sioux Falls flights
George Bush Intcntl to Sioux Falls flights
LaGuardia to Sioux Falls flights

Top 2 airlines flying from Idaho to Sioux Falls

Discover the top 2 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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$284Average$581FlexibilityNo cancel feeOn-time69%
DeltaCheapest$309Average$408FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.