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Cheap flights from Idaho to Sioux Falls from $250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Sioux Falls departing on 4/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Idaho to Sioux Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:10 pm - 11:43 pm
GEG
-
FSD
5h 33m
1 stop
United Airlines Logo
9:00 am - 12:39 pm
FSD
-
GEG
5h 39m
1 stop
$291United Airlines
Tue, May 5 - Tue, May 12
Delta Logo
11:25 am - 11:02 pm
GEG
-
FSD
9h 37m
2 stops
Delta Logo
8:19 am - 1:11 pm
FSD
-
GEG
6h 52m
1 stop
$296Delta
Tue, May 5 - Tue, May 12
United Airlines Logo
6:00 am - 8:20 pm
GEG
-
FSD
12h 20m
2 stops
United Airlines Logo
11:25 am - 9:40 pm
FSD
-
GEG
12h 15m
2 stops
$301United Airlines
Tue, May 5 - Tue, May 12
American Airlines Logo
2:14 pm - 11:59 pm
BOI
-
FSD
8h 45m
1 stop
American Airlines Logo
7:00 am - 2:20 pm
FSD
-
BOI
8h 20m
1 stop
$325American Airlines
Sat, May 16 - Fri, May 29
Delta Logo
5:34 am - 1:03 pm
BOI
-
FSD
6h 29m
1 stop
Delta Logo
4:17 pm - 8:29 pm
FSD
-
BOI
5h 12m
1 stop
$330Delta
Sat, Apr 25 - Tue, May 5
Delta Logo
6:00 am - 1:03 pm
BOI
-
FSD
6h 03m
2 stops
Delta Logo
4:17 pm - 8:29 pm
FSD
-
BOI
5h 12m
1 stop
$335Delta
Sat, Apr 25 - Tue, May 5
United Airlines Logo
8:02 am - 8:20 pm
BOI
-
FSD
11h 18m
2 stops
United Airlines Logo
6:00 am - 9:45 am
FSD
-
BOI
4h 45m
1 stop
$338United Airlines
Tue, May 12 - Sat, May 23
American Airlines Logo
2:14 pm - 11:59 pm
BOI
-
FSD
8h 45m
1 stop
American Airlines Logo
6:00 am - 11:19 am
FSD
-
BOI
6h 19m
1 stop
$339American Airlines
Sat, May 16 - Fri, May 29
Delta Logo
3:23 pm - 11:02 pm
BOI
-
FSD
6h 39m
1 stop
Delta Logo
1:44 pm - 8:29 pm
FSD
-
BOI
7h 45m
1 stop
$354Delta
Fri, Apr 24 - Fri, May 1
Allegiant Air Logo
8:47 pm - 10:51 am
GEG
-
FSD
12h 04m
1 stop
Allegiant Air Logo
9:28 pm - 11:07 am
FSD
-
GEG
15h 39m
1 stop
$399Allegiant Air
Thu, Jun 18 - Sun, Jun 21

Delta flights from Idaho to Sioux Falls

Our best Delta deals on Idaho to Sioux Falls flight tickets
Delta
May 5
GEG11:25 amSpokane
9h 37m
2 stops
FSD11:02 pmSioux Falls Joe Foss Field
May 12
FSD8:19 amSioux Falls Joe Foss Field
6h 52m
1 stop
GEG1:11 pmSpokane
$296
Delta
Apr 24
GEG12:36 pmSpokane
9h 04m
1 stop
FSD11:40 pmSioux Falls Joe Foss Field
Apr 29
FSD8:05 amSioux Falls Joe Foss Field
6h 59m
1 stop
GEG1:04 pmSpokane
$330
Delta
Apr 25
GEG11:25 amSpokane
9h 37m
2 stops
FSD11:02 pmSioux Falls Joe Foss Field
Apr 29
FSD8:05 amSioux Falls Joe Foss Field
6h 59m
1 stop
GEG1:04 pmSpokane
$335

United Airlines flights from Idaho to Sioux Falls

Our best United Airlines deals on Idaho to Sioux Falls flight tickets
United Airlines
May 5
GEG4:10 pmSpokane
5h 33m
1 stop
FSD11:43 pmSioux Falls Joe Foss Field
May 12
FSD9:00 amSioux Falls Joe Foss Field
5h 39m
1 stop
GEG12:39 pmSpokane
$291
United Airlines
May 5
GEG6:00 amSpokane
12h 20m
2 stops
FSD8:20 pmSioux Falls Joe Foss Field
May 12
FSD11:25 amSioux Falls Joe Foss Field
12h 15m
2 stops
GEG9:40 pmSpokane
$301
United Airlines
May 12
BOI8:02 amBoise Air Term. Gowen Fld
11h 18m
2 stops
FSD8:20 pmSioux Falls Joe Foss Field
May 23
FSD6:00 amSioux Falls Joe Foss Field
4h 45m
1 stop
BOI9:45 amBoise Air Term. Gowen Fld
$338

momondo 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, momondo users made 832,500 searches. Data last updated April 11, 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
Quickest round-trip

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Tue 5/5

4:10 pm-11:43 pm

1 stop5h 33m

Sioux Falls Joe Foss Field

Tue 5/12

9:00 am-12:39 pm

1 stop5h 39m

$291

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Tue 5/5

11:25 am-11:02 pm

2 stops9h 37m

Sioux Falls Joe Foss Field

Tue 5/12

8:19 am-1:11 pm

1 stop6h 52m

$296

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Tue 5/5

6:00 am-8:20 pm

2 stops12h 20m

Sioux Falls Joe Foss Field

Tue 5/12

11:25 am-9:40 pm

2 stops12h 15m

$301

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/16

2:14 pm-11:59 pm

1 stop8h 45m

Sioux Falls Joe Foss Field

Fri 5/29

7:00 am-2:20 pm

1 stop8h 20m

$325

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 4/25

5:34 am-1:03 pm

1 stop6h 29m

Sioux Falls Joe Foss Field

Tue 5/5

4:17 pm-8:29 pm

1 stop5h 12m

$330

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 4/25

6:00 am-1:03 pm

2 stops6h 03m

Sioux Falls Joe Foss Field

Tue 5/5

4:17 pm-8:29 pm

1 stop5h 12m

$335

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Tue 5/12

8:02 am-8:20 pm

2 stops11h 18m

Sioux Falls Joe Foss Field

Sat 5/23

6:00 am-9:45 am

1 stop4h 45m

$338

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/16

2:14 pm-11:59 pm

1 stop8h 45m

Sioux Falls Joe Foss Field

Fri 5/29

6:00 am-11:19 am

1 stop6h 19m

$339

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Fri 4/24

3:23 pm-11:02 pm

1 stop6h 39m

Sioux Falls Joe Foss Field

Fri 5/1

1:44 pm-8:29 pm

1 stop7h 45m

$354

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Thu 6/18

8:47 pm-10:51 am

1 stop12h 04m

Sioux Falls Joe Foss Field

Sun 6/21

9:28 pm-11:07 am

1 stop15h 39m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sioux Falls from

How to get the cheapest flight ticket from Idaho to Sioux Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sioux Falls?

The cheapest month to fly to Sioux Falls from Idaho is in March. Flight prices, which tend to average around $303, are often lower during this time because this is during the off-season. If you’re not able to fly to Sioux Falls in March, then June is your next best option. Flight prices from Idaho to Sioux Falls during June average around $345.

Can stopping save me money on Idaho to Sioux Falls flights?

You could potentially save up to 17% on your flight if you consider stops on a Idaho to Sioux Falls flight.

Cheap Idaho to Sioux Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Sioux Falls

Fastest flight time

4h 44m

Direct flights

None
The fastest flight from Idaho to Sioux Falls takes 4h 44m
There are no direct flights from Idaho to Sioux Falls. There are no popular flight routes from Idaho to Sioux Falls.
Search flight deals

Frequently asked questions about flying from Idaho to Sioux Falls

  • When did momondo last update prices for flights from Idaho to Sioux Falls Joe Foss Field Airport?

    Prices for flights from Idaho to Sioux Falls Joe Foss Field Airport refresh daily.

  • How many operators does momondo search for flights from Idaho to Sioux Falls Joe Foss Field Airport?

  • How old do you have to be to fly from Idaho to Sioux Falls Joe Foss Field Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Sioux Falls Joe Foss Field Airport.

  • What documentation or ID do you need to fly to Sioux Falls Joe Foss Field Airport?

    The required travel and health documents for your Sioux Falls Joe Foss Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sioux Falls Joe Foss Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Sioux Falls

Compare and see reviews for airlines that fly from Idaho to Sioux Falls with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,572 reviews
Search American Airlines flights
DeltaPriceFrom $250Free CancellationRating
7.9
8,406 reviews
Search Delta flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,569 reviews
Search United Airlines flights

Traveling to a place near Sioux Falls?

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

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Sioux Falls?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Sioux Falls. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Idaho to Sioux Falls with flexible booking policies on momondo?

Flights from Idaho to Sioux Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho to Sioux Falls?

momondo helps you find the best flight between Idaho and Sioux Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Idaho to Sioux Falls right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Idaho to Sioux Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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