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Cheap flights from Idaho to Sioux Falls from $126

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 4/14. 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
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.
Delta Logo
5:30 am - 12:53 pm
BOI
-
FSD
6h 23m
1 stop
Delta Logo
8:00 am - 2:05 pm
FSD
-
BOI
7h 05m
1 stop
$251Delta
Wed, Apr 1 - Wed, Apr 8
Delta Logo
6:00 am - 12:53 pm
GEG
-
FSD
4h 53m
1 stop
Delta Logo
8:00 am - 1:10 pm
FSD
-
GEG
7h 10m
1 stop
$265Delta
Wed, Mar 25 - Mon, Mar 30
Delta Logo
5:30 am - 12:53 pm
BOI
-
FSD
6h 23m
1 stop
Delta Logo
1:34 pm - 11:59 pm
FSD
-
BOI
11h 25m
2 stops
$270Delta
Wed, Apr 1 - Wed, Apr 8
Delta Logo
6:00 am - 12:53 pm
GEG
-
FSD
4h 53m
1 stop
Delta Logo
4:23 pm - 9:29 pm
FSD
-
GEG
7h 06m
1 stop
$279Delta
Sat, Mar 14 - Fri, Mar 20
United Airlines Logo
7:11 am - 8:30 pm
BOI
-
FSD
12h 19m
2 stops
United Airlines Logo
6:00 am - 9:54 am
FSD
-
BOI
4h 54m
1 stop
$284United Airlines
Thu, Apr 23 - Mon, Apr 27
Delta Logo
6:00 am - 3:39 pm
GEG
-
FSD
7h 39m
1 stop
Delta Logo
4:23 pm - 9:29 pm
FSD
-
GEG
7h 06m
1 stop
$294Delta
Sat, Mar 14 - Fri, Mar 20
Delta Logo
7:45 pm - 3:42 pm
GEG
-
FSD
17h 57m
2 stops
Delta Logo
8:00 am - 1:10 pm
FSD
-
GEG
7h 10m
1 stop
$322Delta
Wed, Mar 25 - Sun, Mar 29
United Airlines Logo
2:33 pm - 8:20 pm
BOI
-
FSD
4h 47m
1 stop
United Airlines Logo
1:18 pm - 5:56 pm
FSD
-
BOI
5h 38m
1 stop
$350United Airlines
Sat, May 16 - Fri, May 29
American Airlines Logo
2:05 pm - 10:55 pm
GEG
-
FSD
6h 50m
1 stop
American Airlines Logo
7:00 am - 1:14 pm
FSD
-
GEG
8h 14m
1 stop
$379American Airlines
Thu, Jun 18 - Tue, Jun 23
Multiple Airlines Logo
11:32 am - 8:11 pm
GEG
-
FSD
30h 39m
2 stops
Multiple Airlines Logo
8:37 pm - 10:25 am
FSD
-
GEG
15h 48m
1 stop
$411Multiple Airlines
Thu, Mar 26 - Sun, Mar 29

United Airlines flights from Idaho to Sioux Falls

Our best United Airlines deals on Idaho to Sioux Falls flight tickets
United Airlines
Apr 23
BOI7:11 amBoise Air Term. Gowen Fld
12h 19m
2 stops
FSD8:30 pmSioux Falls Joe Foss Field
Apr 27
FSD6:00 amSioux Falls Joe Foss Field
4h 54m
1 stop
BOI9:54 amBoise Air Term. Gowen Fld
$284
United Airlines
Mar 25
BOI2:40 pmBoise Air Term. Gowen Fld
5h 00m
1 stop
FSD8:40 pmSioux Falls Joe Foss Field
Mar 28
FSD5:10 pmSioux Falls Joe Foss Field
6h 33m
1 stop
BOI10:43 pmBoise Air Term. Gowen Fld
$335
United Airlines
Mar 20
BOI5:31 pmBoise Air Term. Gowen Fld
5h 13m
1 stop
FSD11:44 pmSioux Falls Joe Foss Field
Mar 28
FSD5:10 pmSioux Falls Joe Foss Field
5h 24m
1 stop
BOI9:34 pmBoise Air Term. Gowen Fld
$349

Delta flights from Idaho to Sioux Falls

Our best Delta deals on Idaho to Sioux Falls flight tickets
Delta
Apr 1
BOI5:30 amBoise Air Term. Gowen Fld
6h 23m
1 stop
FSD12:53 pmSioux Falls Joe Foss Field
Apr 8
FSD8:00 amSioux Falls Joe Foss Field
7h 05m
1 stop
BOI2:05 pmBoise Air Term. Gowen Fld
$251
Delta
Mar 25
GEG6:00 amSpokane
4h 53m
1 stop
FSD12:53 pmSioux Falls Joe Foss Field
Mar 29
FSD8:00 amSioux Falls Joe Foss Field
7h 10m
1 stop
GEG1:10 pmSpokane
$265
Delta
Apr 1
BOI5:30 amBoise Air Term. Gowen Fld
6h 23m
1 stop
FSD12:53 pmSioux Falls Joe Foss Field
Apr 8
FSD1:34 pmSioux Falls Joe Foss Field
11h 25m
2 stops
BOI11:59 pmBoise Air Term. Gowen Fld
$270

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 February 23, 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

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 4/1

5:30 am-12:53 pm

1 stop6h 23m

Sioux Falls Joe Foss Field

Wed 4/8

8:00 am-2:05 pm

1 stop7h 05m

$251

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Wed 3/25

6:00 am-12:53 pm

1 stop4h 53m

Sioux Falls Joe Foss Field

Mon 3/30

8:00 am-1:10 pm

1 stop7h 10m

$265

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 4/1

5:30 am-12:53 pm

1 stop6h 23m

Sioux Falls Joe Foss Field

Wed 4/8

1:34 pm-11:59 pm

2 stops11h 25m

$270

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Sat 3/14

6:00 am-12:53 pm

1 stop4h 53m

Sioux Falls Joe Foss Field

Fri 3/20

4:23 pm-9:29 pm

1 stop7h 06m

$279

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Thu 4/23

7:11 am-8:30 pm

2 stops12h 19m

Sioux Falls Joe Foss Field

Mon 4/27

6:00 am-9:54 am

1 stop4h 54m

$284

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Sat 3/14

6:00 am-3:39 pm

1 stop7h 39m

Sioux Falls Joe Foss Field

Fri 3/20

4:23 pm-9:29 pm

1 stop7h 06m

$294

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Wed 3/25

7:45 pm-3:42 pm

2 stops17h 57m

Sioux Falls Joe Foss Field

Sun 3/29

8:00 am-1:10 pm

1 stop7h 10m

$322

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 5/16

2:33 pm-8:20 pm

1 stop4h 47m

Sioux Falls Joe Foss Field

Fri 5/29

1:18 pm-5:56 pm

1 stop5h 38m

$350

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Thu 6/18

2:05 pm-10:55 pm

1 stop6h 50m

Sioux Falls Joe Foss Field

Tue 6/23

7:00 am-1:14 pm

1 stop8h 14m

$379

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Thu 3/26

11:32 am-8:11 pm

2 stops30h 39m

Sioux Falls Joe Foss Field

Sun 3/29

8:37 pm-10:25 am

1 stop15h 48m

$411

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 June. Flight prices, which tend to average around $309, are often lower during this time because this is during the off-season. If you’re not able to fly to Sioux Falls in June, then April is your next best option. Flight prices from Idaho to Sioux Falls during April average around $348.

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 47m

Direct flights

None
The fastest flight from Idaho to Sioux Falls takes 4h 47m
There are no direct flights from Idaho to Sioux Falls. There are no popular flight routes from Idaho to Sioux Falls.
Search flight deals

  • 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
DeltaPriceFrom $228Free CancellationRating
7.9
8,236 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.2
11,339 reviews
Search American Airlines flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,342 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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