What airlines fly to South Dakota?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to South Dakota from Montana according to our data. United Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 3 different airlines that fly to South Dakota on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Montana to South Dakota?

Frontier, Delta, and American Airlines are the most popular carriers operating from Montana to South Dakota

How long is the flight from Montana to South Dakota?

The flight from Montana to South Dakota depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Great Falls (a popular airport in Montana) to Sioux Falls (the most popular airport in South Dakota), then the flight time is 4h 45m on average. If you fly from Billings (another popular airport in Montana) to Sioux Falls, then the average flight time is 4h 54m.

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

Prices for flights from Montana to South Dakota refresh daily.

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

The number of operators available for flights from Montana to South Dakota is 3 as of August 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to South Dakota.

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

The necessary travel and health documents for your South Dakota trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$109 Cheap Flights from Montana to South Dakota in 2025

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Find the cheapest flights from Montana to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

4:20 pm - 8:39 pmBZN-RAP

4h 19m1 stop

5:30 am - 9:52 amRAP-BZN

4h 22m1 stop

$219United Airlines

Find Deal

Tue, Aug 19 - Sat, Aug 23

5:00 am - 9:06 amBIL-RAP

4h 06m1 stop

5:30 am - 9:44 amRAP-BIL

4h 14m1 stop

$229United Airlines

Find Deal

Tue, Aug 19 - Sat, Aug 23

4:30 pm - 8:34 pmBZN-RAP

4h 04m1 stop

8:30 am - 3:20 pmRAP-BZN

6h 50m1 stop

$234United Airlines

Find Deal

Sat, Oct 11 - Mon, Oct 13

6:05 am - 1:50 pmBZN-FSD

6h 45m1 stop

5:00 am - 10:23 amFSD-BZN

6h 23m1 stop

$249Delta

Find Deal

Wed, Aug 20 - Sun, Aug 24

1:51 pm - 9:23 pmMSO-FSD

6h 32m1 stop

6:00 am - 12:20 pmFSD-MSO

7h 20m1 stop

$249American Airlines

Find Deal

Fri, Sep 19 - Tue, Sep 23

5:30 am - 7:19 pmMSO-FSD

12h 49m2 stops

4:25 pm - 9:18 pmFSD-MSO

5h 53m1 stop

$254Delta

Find Deal

Sat, Oct 11 - Sat, Oct 25

5:49 am - 12:17 pmBIL-FSD

5h 28m1 stop

1:28 pm - 9:30 pmFSD-BIL

9h 02m1 stop

$259American Airlines

Find Deal

Tue, Aug 19 - Sat, Aug 23

5:30 am - 7:19 pmMSO-FSD

12h 49m2 stops

5:20 am - 12:27 pmFSD-MSO

8h 07m2 stops

$259Delta

Find Deal

Sat, Oct 11 - Sat, Oct 25

11:30 am - 9:19 pmBZN-FSD

8h 49m1 stop

7:00 am - 3:07 pmFSD-BZN

9h 07m1 stop

$262American Airlines

Find Deal

Thu, Oct 2 - Sun, Oct 5

4:30 pm - 10:12 pmBZN-RAP

5h 42m1 stop

8:30 am - 1:22 pmRAP-BZN

4h 52m1 stop

$269United Airlines

Find Deal

Sat, Oct 4 - Tue, Oct 7

Delta flights from Montana to South Dakota

Our best Delta deals on Montana to South Dakota flight tickets

Delta

Aug 20

BZN6:05 amBozeman Gallatin Field

6h 45m

1 stop

FSD1:50 pmSioux Falls Joe Foss Field

Aug 24

FSD5:00 amSioux Falls Joe Foss Field

6h 23m

1 stop

BZN10:23 amBozeman Gallatin Field

$249

Find similar

Delta

Oct 11

MSO5:30 amMissoula Johnson-Bell Field

12h 49m

2 stops

FSD7:19 pmSioux Falls Joe Foss Field

Oct 25

FSD4:25 pmSioux Falls Joe Foss Field

5h 53m

1 stop

MSO9:18 pmMissoula Johnson-Bell Field

$254

Find similar

Delta

Oct 11

MSO5:30 amMissoula Johnson-Bell Field

12h 49m

2 stops

FSD7:19 pmSioux Falls Joe Foss Field

Oct 25

FSD5:20 amSioux Falls Joe Foss Field

8h 07m

2 stops

MSO12:27 pmMissoula Johnson-Bell Field

$259

Find similar

American Airlines flights from Montana to South Dakota

Our best American Airlines deals on Montana to South Dakota flight tickets

American Airlines

Sep 19

MSO1:51 pmMissoula Johnson-Bell Field

6h 32m

1 stop

FSD9:23 pmSioux Falls Joe Foss Field

Sep 23

FSD6:00 amSioux Falls Joe Foss Field

7h 20m

1 stop

MSO12:20 pmMissoula Johnson-Bell Field

$249

Find similar

American Airlines

Aug 19

BIL5:49 amBillings Logan Intl

5h 28m

1 stop

FSD12:17 pmSioux Falls Joe Foss Field

Aug 23

FSD1:28 pmSioux Falls Joe Foss Field

9h 02m

1 stop

BIL9:30 pmBillings Logan Intl

$259

Find similar

American Airlines

Oct 2

BZN11:30 amBozeman Gallatin Field

8h 49m

1 stop

FSD9:19 pmSioux Falls Joe Foss Field

Oct 5

FSD7:00 amSioux Falls Joe Foss Field

9h 07m

1 stop

BZN3:07 pmBozeman Gallatin Field

$262

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Tue 8/19

4:20 pm-8:39 pm

1 stop4h 19m

Rapid City

Sat 8/23

5:30 am-9:52 am

1 stop4h 22m

$219

BillingsRapid City

BIL - RAP

BILRAP

Billings Logan Intl

Tue 8/19

5:00 am-9:06 am

1 stop4h 06m

Rapid City

Sat 8/23

5:30 am-9:44 am

1 stop4h 14m

$229

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Sat 10/11

4:30 pm-8:34 pm

1 stop4h 04m

Rapid City

Mon 10/13

8:30 am-3:20 pm

1 stop6h 50m

$234

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Wed 8/20

6:05 am-1:50 pm

1 stop6h 45m

Sioux Falls Joe Foss Field

Sun 8/24

5:00 am-10:23 am

1 stop6h 23m

$249

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Fri 9/19

1:51 pm-9:23 pm

1 stop6h 32m

Sioux Falls Joe Foss Field

Tue 9/23

6:00 am-12:20 pm

1 stop7h 20m

$249

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Sat 10/11

5:30 am-7:19 pm

2 stops12h 49m

Sioux Falls Joe Foss Field

Sat 10/25

4:25 pm-9:18 pm

1 stop5h 53m

$254

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Tue 8/19

5:49 am-12:17 pm

1 stop5h 28m

Sioux Falls Joe Foss Field

Sat 8/23

1:28 pm-9:30 pm

1 stop9h 02m

$259

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Sat 10/11

5:30 am-7:19 pm

2 stops12h 49m

Sioux Falls Joe Foss Field

Sat 10/25

5:20 am-12:27 pm

2 stops8h 07m

$259

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Thu 10/2

11:30 am-9:19 pm

1 stop8h 49m

Sioux Falls Joe Foss Field

Sun 10/5

7:00 am-3:07 pm

1 stop9h 07m

$262

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Sat 10/4

4:30 pm-10:12 pm

1 stop5h 42m

Rapid City

Tue 10/7

8:30 am-1:22 pm

1 stop4h 52m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana 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

Prices

Airlines

Other information

What is the cheapest month to fly to South Dakota?

The month of April is, on average, the cheapest month to fly to South Dakota from Montana, with most prices found around $288. If you aren’t able to travel to South Dakota during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $361.

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

The cheapest day to depart from Montana to South Dakota is on a Friday. Travelers who choose to depart for South Dakota on a Friday will often find tickets for as low as $391. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $592. 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 morning when flights can be purchased for as low as $543. At noon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $565 per ticket.

Cheap Montana to South Dakota flight deals and tips

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

Best Price Found	$109
Fastest flight time	4h 02m
Direct flights	None
Airports in South Dakota	2 airports

The best one-way flight to South Dakota from Montana in the past 72 hours is $109. The best round-trip flight deal from Montana to South Dakota found on momondo in the last 72 hours is $219.

The fastest flight from Montana to South Dakota takes 4h 02m

There are no direct flights from Montana to South Dakota. Popular non-direct routes for this connection are Missoula Johnson-Bell Field Airport - Sioux Falls Joe Foss Field Airport, Bozeman Gallatin Field Airport - Sioux Falls Joe Foss Field Airport and Bozeman Gallatin Field Airport - Rapid City Airport.

There are 2 airports near South Dakota: Rapid City (RAP), Sioux Falls Joe Foss Field (FSD)

Search flight deals

When did momondo last update prices for flights from Montana to South Dakota?
Prices for flights from Montana to South Dakota refresh daily.
How many operators does momondo search for flights from Montana to South Dakota?
The number of operators available for flights from Montana to South Dakota is 3 as of August 2025.
How old do you have to be to fly from Montana to South Dakota?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The necessary travel and health documents for your South Dakota trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to South Dakota

Compare and see reviews for airlines that fly from Montana to South Dakota with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $238	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
American Airlines	PriceFrom $318	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to South Dakota from Montana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montana to South Dakota?

momondo helps you find the best flight between Montana and South Dakota 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 Montana to South Dakota right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to South Dakota from Montana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.