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Cheap flights from Idaho to South Dakota from $100

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 South Dakota departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Idaho to South Dakota

Cheap round-trip flights

These are some of the best round-trip flight deals from Idaho to South Dakota that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Idaho to South Dakota.

Cheap last minute flights

Planning a quick getaway from Idaho to South Dakota? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to South Dakota, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Idaho to South Dakota

Find recent round-trip train or bus tickets from Idaho to South Dakota.

All round-trip flight deals from Idaho to South Dakota

The cheapest plane tickets from Idaho to South Dakota found on KAYAK recently.
5:30 pm - 11:43 pmBOI-FSD
5h 13m1 stop
5:08 pm - 11:13 pmFSD-BOI
7h 05m1 stop
$199United Airlines
Find Deal
Wed, Feb 19 - Sat, Feb 22
6:00 am - 3:43 pmGEG-FSD
7h 43m1 stop
6:59 pm - 10:52 pmFSD-GEG
5h 53m1 stop
$199Delta
Find Deal
Wed, Feb 12 - Tue, Feb 18
8:00 am - 8:43 pmBOI-FSD
11h 43m2 stops
5:08 pm - 11:13 pmFSD-BOI
7h 05m1 stop
$204United Airlines
Find Deal
Wed, Feb 19 - Sat, Feb 22
1:25 pm - 11:07 pmGEG-FSD
7h 42m2 stops
6:59 pm - 10:52 pmFSD-GEG
5h 53m1 stop
$204Delta
Find Deal
Wed, Feb 12 - Tue, Feb 18
3:00 pm - 11:07 pmBOI-FSD
7h 07m1 stop
6:59 pm - 11:58 pmFSD-BOI
5h 59m1 stop
$244Delta
Find Deal
Fri, Jan 31 - Tue, Feb 4
2:10 pm - 10:41 pmGEG-RAP
7h 31m1 stop
4:19 pm - 10:52 pmRAP-GEG
7h 33m1 stop
$249Delta
Find Deal
Thu, Feb 6 - Wed, Feb 12
2:28 pm - 6:48 pmIDA-RAP
4h 20m1 stop
5:20 am - 9:52 amRAP-IDA
4h 32m1 stop
$299United Airlines
Find Deal
Thu, Jan 30 - Mon, Feb 3
2:11 am - 12:27 pmBOI-FSD
9h 16m1 stop
7:11 am - 2:40 pmFSD-BOI
8h 29m1 stop
$579American Airlines
Find Deal
Tue, Jul 8 - Mon, Jul 14
2:11 am - 12:27 pmBOI-FSD
9h 16m1 stop
7:11 am - 2:40 pmFSD-BOI
8h 29m1 stop
$677American Airlines
Find Deal
Sun, Jul 13 - Thu, Jul 17
2:11 am - 12:27 pmBOI-FSD
9h 16m1 stop
1:42 pm - 11:24 pmFSD-BOI
10h 42m2 stops
$806American Airlines
Find Deal
Tue, Jul 8 - Mon, Jul 14
5:30 am - 12:38 pmBOI-FSD
6h 08m1 stop
$100Delta
Find Deal
Wed, Jan 29
1:01 pm - 11:46 pmBOI-FSD
9h 45m2 stops
$140United Airlines
Find Deal
Wed, Jan 29
5:05 pm - 4:33 pmGEG-RAP
22h 28m1 stop
$173Sun Country Air
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Sun, Jun 29
8:36 pm - 10:48 amGEG-FSD
12h 12m1 stop
$196Allegiant Air
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Fri, Apr 18
1:30 pm - 10:47 pmGEG-FSD
7h 17m2 stops
$240Delta
Find Deal
Fri, Apr 18
2:10 pm - 10:45 pmGEG-RAP
7h 35m1 stop
$268Delta
Find Deal
Sat, Feb 1
11:25 am - 10:45 pmGEG-RAP
10h 20m2 stops
$273Delta
Find Deal
Sat, Feb 1
5:05 pm - 6:54 pmGEG-RAP
24h 49m2 stops
Sun, Jun 29
6:25 pm - 9:36 pmGEG-RAP
26h 11m3 stops
$1,075United Airlines
Find Deal
Sun, Jun 29
1:28 pm - 8:25 pmBOI-RAP
6h 57m1 stop
5:24 am - 12:37 pmRAP-BOI
7h 13m1 stop
$743American Airlines
Find Deal
Sun, Jan 19 - Wed, Jan 22
2:32 pm - 8:37 pmBOI-RAP
6h 05m1 stop
11:34 am - 10:01 pmRAP-BOI
10h 27m2 stops
$885United Airlines
Find Deal
Sun, Jan 19 - Wed, Jan 22
10:57 am - 8:37 pmBOI-RAP
9h 40m2 stops
7:00 am - 4:27 pmRAP-BOI
9h 27m2 stops
$1,104United Airlines
Find Deal
Sun, Jan 19 - Wed, Jan 22

Delta flights from Idaho to South Dakota

Our best Delta deals on Idaho to South Dakota flight tickets
Delta
Feb 12
GEG6:00 amSpokane
7h 43m
1 stop
FSD3:43 pmSioux Falls Joe Foss Field
Feb 18
FSD6:59 pmSioux Falls Joe Foss Field
5h 53m
1 stop
GEG10:52 pmSpokane
Delta
Feb 12
GEG1:25 pmSpokane
7h 42m
2 stops
FSD11:07 pmSioux Falls Joe Foss Field
Feb 18
FSD6:59 pmSioux Falls Joe Foss Field
5h 53m
1 stop
GEG10:52 pmSpokane
Delta
Jan 31
BOI3:00 pmBoise Air Term. Gowen Fld
7h 07m
1 stop
FSD11:07 pmSioux Falls Joe Foss Field
Feb 4
FSD6:59 pmSioux Falls Joe Foss Field
5h 59m
1 stop
BOI11:58 pmBoise Air Term. Gowen Fld

American Airlines flights from Idaho to South Dakota

Our best American Airlines deals on Idaho to South Dakota flight tickets
American Airlines
Jul 8
BOI2:11 amBoise Air Term. Gowen Fld
9h 16m
1 stop
FSD12:27 pmSioux Falls Joe Foss Field
Jul 14
FSD7:11 amSioux Falls Joe Foss Field
8h 29m
1 stop
BOI2:40 pmBoise Air Term. Gowen Fld
American Airlines
Jul 13
BOI2:11 amBoise Air Term. Gowen Fld
9h 16m
1 stop
FSD12:27 pmSioux Falls Joe Foss Field
Jul 17
FSD7:11 amSioux Falls Joe Foss Field
8h 29m
1 stop
BOI2:40 pmBoise Air Term. Gowen Fld
American Airlines
Jul 8
BOI2:11 amBoise Air Term. Gowen Fld
9h 16m
1 stop
FSD12:27 pmSioux Falls Joe Foss Field
Jul 14
FSD1:42 pmSioux Falls Joe Foss Field
10h 42m
2 stops
BOI11:24 pmBoise Air Term. Gowen Fld

See travel insights to South Dakota from

How to get the cheapest flight ticket from Idaho to South Dakota

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 South Dakota?

The month of September is, on average, the cheapest month to fly to South Dakota from Idaho, with most prices found around $283. If you aren’t able to travel to South Dakota during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $370.

What is the cheapest day to depart on your flight to South Dakota?

The cheapest day to depart from Idaho to South Dakota is on a Saturday. Travelers who choose to depart for South Dakota on a Saturday will often find tickets for as low as $365. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $681. These prices are subject to change though, so be sure to set up a Price Alert for flights to South Dakota.

What is the cheapest time of day to depart on your flight to South Dakota?

The cheapest time of day to fly to South Dakota is in the afternoon when flights can be purchased for as low as $368. At noon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $569 per ticket.

Cheap Idaho to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to South Dakota

Best Price Found

$100

Fastest flight time

4h 08m

Direct flights

None

Airports in South Dakota

2 airports
The best one-way flight to South Dakota from Idaho in the past 72 hours is $100. The best round-trip flight deal from Idaho to South Dakota found on momondo in the last 72 hours is $199.
The fastest flight from Idaho to South Dakota takes 4h 08m
There are no direct flights from Idaho to South Dakota. Popular non-direct routes for this connection are Spokane Airport - Sioux Falls Joe Foss Field Airport, Boise Air Term. Gowen Fld Airport - Sioux Falls Joe Foss Field Airport and Spokane Airport - Rapid City Airport.
There are 2 airports near South Dakota: Rapid City (RAP), Sioux Falls Joe Foss Field (FSD)

  • When did momondo last update prices for flights from Idaho to South Dakota?

    Prices for flights from Idaho to South Dakota refresh daily.

  • How many operators does momondo search for flights from Idaho to South Dakota?

  • How old do you have to be to fly from Idaho to South Dakota?

    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 South Dakota.

  • What documentation or ID do you need to fly to South Dakota?

    The required travel and health documents for your South Dakota 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 South Dakota. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Best airlines flying from Idaho to South Dakota

Compare and see reviews for airlines that fly from Idaho to South Dakota with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $198Free CancellationRating
8.0
8,511 reviews
Search Delta flights
United AirlinesPriceFrom $228Free CancellationRating
7.4
8,965 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to South Dakota?

It is quick and easy to find Idaho to South Dakota flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Dakota that suits you.

Can I find flights from Idaho to South Dakota with flexible booking policies on momondo?

Flights from Idaho to South Dakota 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 South Dakota?

momondo provides multiple filters to help you find the best flight to South Dakota from Idaho. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to South Dakota, momondo offers a useful price alert feature which will track prices for flights to South Dakota from Idaho and alert you when they change.


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