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Cheap flights from Idaho to Sioux Falls from $135

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 7/5. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Sioux Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:57 pm - 11:57 pm
BOI
-
FSD
9h 00m
1 stop
American Airlines Logo
5:34 pm - 11:21 pm
FSD
-
BOI
6h 47m
1 stop
$319American Airlines
Wed, Jul 22 - Tue, Jul 28
Delta Logo
2:05 pm - 10:51 pm
GEG
-
FSD
6h 46m
1 stop
Delta Logo
8:22 am - 12:57 pm
FSD
-
GEG
6h 35m
1 stop
$319Delta
Fri, Sep 4 - Mon, Sep 7
Delta Logo
2:05 pm - 10:51 pm
GEG
-
FSD
6h 46m
1 stop
Delta Logo
10:58 am - 9:05 pm
FSD
-
GEG
12h 07m
2 stops
$324Delta
Fri, Oct 30 - Sat, Nov 7
Delta Logo
7:20 pm - 10:05 am
GEG
-
FSD
12h 45m
2 stops
Delta Logo
1:00 pm - 6:48 pm
FSD
-
GEG
7h 48m
2 stops
$329Delta
Fri, Oct 30 - Tue, Nov 3
Allegiant Air Logo
7:07 pm - 12:08 pm
GEG
-
FSD
15h 01m
1 stop
Allegiant Air Logo
11:48 am - 5:39 pm
FSD
-
GEG
7h 51m
1 stop
$338Allegiant Air
Fri, Oct 30 - Mon, Nov 2
American Airlines Logo
1:55 pm - 11:48 pm
BOI
-
FSD
8h 53m
1 stop
American Airlines Logo
8:30 am - 1:24 pm
FSD
-
BOI
5h 54m
1 stop
$342American Airlines
Fri, Aug 14 - Wed, Aug 19
Delta Logo
2:05 pm - 10:51 pm
GEG
-
FSD
6h 46m
1 stop
Delta Logo
8:15 am - 11:44 am
FSD
-
GEG
5h 29m
1 stop
$344Delta
Fri, Oct 30 - Sat, Nov 7
United Airlines Logo
5:46 pm - 11:53 pm
BOI
-
FSD
5h 07m
1 stop
United Airlines Logo
11:35 am - 10:05 pm
FSD
-
BOI
11h 30m
2 stops
$353United Airlines
Tue, Jul 21 - Tue, Jul 28
United Airlines Logo
5:46 pm - 11:53 pm
BOI
-
FSD
5h 07m
1 stop
United Airlines Logo
5:05 pm - 9:29 pm
FSD
-
BOI
5h 24m
1 stop
$358United Airlines
Tue, Jul 21 - Tue, Jul 28
Allegiant Air Logo
7:07 pm - 12:08 pm
GEG
-
FSD
15h 01m
1 stop
Allegiant Air Logo
12:00 pm - 4:36 pm
FSD
-
GEG
30h 36m
1 stop
$395Allegiant Air
Fri, Oct 30 - Sun, Nov 8

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United Airlines flights from Idaho to Sioux Falls

Our best United Airlines deals on Idaho to Sioux Falls flight tickets
United Airlines
Jul 21
BOI5:46 pmBoise Air Term. Gowen Fld
5h 07m
1 stop
FSD11:53 pmSioux Falls Joe Foss Field
Jul 28
FSD11:35 amSioux Falls Joe Foss Field
11h 30m
2 stops
BOI10:05 pmBoise Air Term. Gowen Fld
$353
United Airlines
Jul 21
BOI5:46 pmBoise Air Term. Gowen Fld
5h 07m
1 stop
FSD11:53 pmSioux Falls Joe Foss Field
Jul 28
FSD5:05 pmSioux Falls Joe Foss Field
5h 24m
1 stop
BOI9:29 pmBoise Air Term. Gowen Fld
$358
United Airlines
Jul 10
BOI5:46 pmBoise Air Term. Gowen Fld
5h 07m
1 stop
FSD11:53 pmSioux Falls Joe Foss Field
Jul 14
FSD11:35 amSioux Falls Joe Foss Field
7h 21m
1 stop
BOI5:56 pmBoise Air Term. Gowen Fld
$369

Delta flights from Idaho to Sioux Falls

Our best Delta deals on Idaho to Sioux Falls flight tickets
Delta
Sep 4
GEG2:05 pmSpokane
6h 46m
1 stop
FSD10:51 pmSioux Falls Joe Foss Field
Sep 7
FSD8:22 amSioux Falls Joe Foss Field
6h 35m
1 stop
GEG12:57 pmSpokane
$319
Delta
Oct 30
GEG2:05 pmSpokane
6h 46m
1 stop
FSD10:51 pmSioux Falls Joe Foss Field
Nov 7
FSD10:58 amSioux Falls Joe Foss Field
12h 07m
2 stops
GEG9:05 pmSpokane
$324
Delta
Oct 30
GEG7:20 pmSpokane
12h 45m
2 stops
FSD10:05 amSioux Falls Joe Foss Field
Nov 3
FSD1:00 pmSioux Falls Joe Foss Field
7h 48m
2 stops
GEG6:48 pmSpokane
$329

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 June 26, 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

Wed 7/22

1:57 pm-11:57 pm

1 stop9h 00m

Sioux Falls Joe Foss Field

Tue 7/28

5:34 pm-11:21 pm

1 stop6h 47m

$319

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 9/4

2:05 pm-10:51 pm

1 stop6h 46m

Sioux Falls Joe Foss Field

Mon 9/7

8:22 am-12:57 pm

1 stop6h 35m

$319

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/30

2:05 pm-10:51 pm

1 stop6h 46m

Sioux Falls Joe Foss Field

Sat 11/7

10:58 am-9:05 pm

2 stops12h 07m

$324

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/30

7:20 pm-10:05 am

2 stops12h 45m

Sioux Falls Joe Foss Field

Tue 11/3

1:00 pm-6:48 pm

2 stops7h 48m

$329

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/30

7:07 pm-12:08 pm

1 stop15h 01m

Sioux Falls Joe Foss Field

Mon 11/2

11:48 am-5:39 pm

1 stop7h 51m

$338

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Fri 8/14

1:55 pm-11:48 pm

1 stop8h 53m

Sioux Falls Joe Foss Field

Wed 8/19

8:30 am-1:24 pm

1 stop5h 54m

$342

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/30

2:05 pm-10:51 pm

1 stop6h 46m

Sioux Falls Joe Foss Field

Sat 11/7

8:15 am-11:44 am

1 stop5h 29m

$344

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Tue 7/21

5:46 pm-11:53 pm

1 stop5h 07m

Sioux Falls Joe Foss Field

Tue 7/28

11:35 am-10:05 pm

2 stops11h 30m

$353
Quickest round-trip

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Tue 7/21

5:46 pm-11:53 pm

1 stop5h 07m

Sioux Falls Joe Foss Field

Tue 7/28

5:05 pm-9:29 pm

1 stop5h 24m

$358

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Fri 10/30

7:07 pm-12:08 pm

1 stop15h 01m

Sioux Falls Joe Foss Field

Sun 11/8

12:00 pm-4:36 pm

1 stop30h 36m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 $224, 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 October is your next best option. Flight prices from Idaho to Sioux Falls during October average around $250.

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

You could potentially save up to 69% 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 28m

Direct flights

None
The fastest flight from Idaho to Sioux Falls takes 4h 28m
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
11,769 reviews
Search American Airlines flights
DeltaPriceFrom $250Free CancellationRating
7.8
8,453 reviews
Search Delta flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,893 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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