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 Billings (a popular airport in Montana) to Sioux Falls (the most popular airport in South Dakota), then the flight time is 4h 42m on average. If you fly from Bozeman (another popular airport in Montana) to Sioux Falls, then the average flight time is 4h 49m.

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

United Airlines, American Airlines, and Allegiant Air are the most popular carriers operating from Montana to South Dakota

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 2 as of September 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.

$200 Cheap Flights from Montana to South Dakota in 2025/26

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Find the cheapest flights from Montana to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

2:28 pm - 8:34 pmBZN-RAP

6h 06m1 stop

7:00 am - 1:22 pmRAP-BZN

6h 22m1 stop

$239United Airlines

Find Deal

Thu, Oct 9 - Sun, Oct 12

6:35 am - 11:05 amBZN-RAP

4h 30m1 stop

8:45 am - 1:35 pmRAP-BZN

4h 50m1 stop

$243United Airlines

Find Deal

Sat, Nov 15 - Sun, Nov 16

1:00 pm - 10:42 pmBZN-FSD

8h 42m1 stop

7:00 am - 12:10 pmFSD-BZN

6h 10m1 stop

$282American Airlines

Find Deal

Mon, Oct 20 - Mon, Oct 27

6:25 am - 12:55 pmBIL-FSD

5h 30m1 stop

1:35 pm - 11:05 pmFSD-BIL

10h 30m2 stops

$329Delta

Find Deal

Tue, Oct 7 - Sat, Oct 11

7:55 pm - 1:09 pmBZN-FSD

16h 14m1 stop

8:42 pm - 9:08 pmFSD-BZN

25h 26m1 stop

$337Allegiant Air

Find Deal

Fri, Oct 24 - Sun, Oct 26

5:25 am - 7:19 pmMSO-FSD

12h 54m2 stops

5:20 am - 12:27 pmFSD-MSO

8h 07m2 stops

$393Delta

Find Deal

Sat, Oct 11 - Sat, Oct 25

10:08 pm - 8:27 amBZN-FSD

57h 19m2 stops

1:29 pm - 9:08 pmFSD-BZN

8h 39m1 stop

$397Multiple Airlines

Find Deal

Mon, Oct 20 - Mon, Oct 27

10:07 am - 12:39 pmBZN-FSD

49h 32m2 stops

1:29 pm - 9:08 pmFSD-BZN

8h 39m1 stop

$407Multiple Airlines

Find Deal

Sun, Oct 19 - Mon, Oct 27

4:54 pm - 10:42 pmBZN-FSD

28h 48m1 stop

6:27 pm - 1:08 pmFSD-BZN

19h 41m1 stop

$427American Airlines

Find Deal

Sun, Oct 19 - Mon, Oct 27

5:28 pm - 9:30 pmBIL-RAP

28h 02m1 stop

9:17 am - 4:55 pmRAP-BIL

7h 38m1 stop

$583Allegiant Air

Find Deal

Sat, Dec 20 - Sat, Dec 27

Delta flights from Montana to South Dakota

Our best Delta deals on Montana to South Dakota flight tickets

Delta

Oct 7

BIL6:25 amBillings Logan Intl

5h 30m

1 stop

FSD12:55 pmSioux Falls Joe Foss Field

Oct 11

FSD1:35 pmSioux Falls Joe Foss Field

10h 30m

2 stops

BIL11:05 pmBillings Logan Intl

$329

Find similar

Delta

Oct 11

MSO5:25 amMissoula Johnson-Bell Field

12h 54m

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

$393

Find similar

Delta

Sep 25

BIL6:25 amBillings Logan Intl

4h 46m

1 stop

FSD12:11 pmSioux Falls Joe Foss Field

Sep 28

FSD5:46 pmSioux Falls Joe Foss Field

6h 24m

1 stop

BIL11:10 pmBillings Logan Intl

$490

Find similar

United Airlines flights from Montana to South Dakota

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

United Airlines

Oct 9

BZN2:28 pmBozeman Gallatin Field

6h 06m

1 stop

RAP8:34 pmRapid City

Oct 12

RAP7:00 amRapid City

6h 22m

1 stop

BZN1:22 pmBozeman Gallatin Field

$239

Find similar

United Airlines

Nov 15

BZN6:35 amBozeman Gallatin Field

4h 30m

1 stop

RAP11:05 amRapid City

Nov 16

RAP8:45 amRapid City

4h 50m

1 stop

BZN1:35 pmBozeman Gallatin Field

$243

Find similar

United Airlines

Nov 14

BZN4:35 pmBozeman Gallatin Field

6h 09m

1 stop

FSD11:44 pmSioux Falls Joe Foss Field

Nov 16

FSD8:57 amSioux Falls Joe Foss Field

5h 38m

1 stop

BZN1:35 pmBozeman Gallatin Field

$249

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Thu 10/9

2:28 pm-8:34 pm

1 stop6h 06m

Rapid City

Sun 10/12

7:00 am-1:22 pm

1 stop6h 22m

$239

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Sat 11/15

6:35 am-11:05 am

1 stop4h 30m

Rapid City

Sun 11/16

8:45 am-1:35 pm

1 stop4h 50m

$243

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Mon 10/20

1:00 pm-10:42 pm

1 stop8h 42m

Sioux Falls Joe Foss Field

Mon 10/27

7:00 am-12:10 pm

1 stop6h 10m

$282

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Tue 10/7

6:25 am-12:55 pm

1 stop5h 30m

Sioux Falls Joe Foss Field

Sat 10/11

1:35 pm-11:05 pm

2 stops10h 30m

$329

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Fri 10/24

7:55 pm-1:09 pm

1 stop16h 14m

Sioux Falls Joe Foss Field

Sun 10/26

8:42 pm-9:08 pm

1 stop25h 26m

$337

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Sat 10/11

5:25 am-7:19 pm

2 stops12h 54m

Sioux Falls Joe Foss Field

Sat 10/25

5:20 am-12:27 pm

2 stops8h 07m

$393

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Mon 10/20

10:08 pm-8:27 am

2 stops57h 19m

Sioux Falls Joe Foss Field

Mon 10/27

1:29 pm-9:08 pm

1 stop8h 39m

$397

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Sun 10/19

10:07 am-12:39 pm

2 stops49h 32m

Sioux Falls Joe Foss Field

Mon 10/27

1:29 pm-9:08 pm

1 stop8h 39m

$407

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Sun 10/19

4:54 pm-10:42 pm

1 stop28h 48m

Sioux Falls Joe Foss Field

Mon 10/27

6:27 pm-1:08 pm

1 stop19h 41m

$427

BillingsRapid City

BIL - RAP

BILRAP

Billings Logan Intl

Sat 12/20

5:28 pm-9:30 pm

1 stop28h 02m

Rapid City

Sat 12/27

9:17 am-4:55 pm

1 stop7h 38m

$583

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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

Direct flights	None

There are no direct flights from Montana to South Dakota. There are no popular flight routes from Montana to South Dakota.

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 2 as of September 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 8,926 reviews		Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 7,974 reviews		Search Delta 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.