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 52m on average. If you fly from Great Falls (another popular airport in Montana) to Sioux Falls, then the average flight time is 5h 10m.

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

United Airlines, Allegiant Air, and Delta 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 November 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.

$192 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

Enter your travel dates to find the best prices.

6:00 am - 12:28 pmBZN-FSD

5h 28m1 stop

6:25 am - 12:29 pmFSD-BZN

7h 04m1 stop

$228Delta

Find Deal

Wed, Apr 15 - Sat, Apr 18

11:25 am - 7:06 pmBZN-FSD

6h 41m2 stops

6:25 am - 12:29 pmFSD-BZN

7h 04m1 stop

$283Delta

Find Deal

Wed, Apr 15 - Sat, Apr 18

1:20 pm - 11:43 pmBZN-FSD

9h 23m2 stops

5:50 am - 9:49 amFSD-BZN

4h 59m1 stop

$284United Airlines

Find Deal

Wed, Apr 15 - Sat, Apr 18

5:00 am - 3:45 pmMSO-FSD

9h 45m2 stops

1:02 pm - 8:14 pmFSD-MSO

8h 12m1 stop

$290Delta

Find Deal

Thu, Dec 11 - Fri, Jan 9

5:00 am - 9:15 amBIL-RAP

4h 15m1 stop

7:10 am - 1:23 pmRAP-BIL

6h 13m1 stop

$296United Airlines

Find Deal

Sun, Nov 23 - Thu, Nov 27

5:00 am - 3:45 pmMSO-FSD

9h 45m2 stops

1:02 pm - 8:14 pmFSD-MSO

8h 12m1 stop

$299Delta

Find Deal

Thu, Dec 11 - Wed, Jan 7

10:26 pm - 11:05 amMSO-FSD

11h 39m1 stop

12:40 pm - 3:30 pmFSD-MSO

27h 50m1 stop

$307Allegiant Air

Find Deal

Thu, Dec 11 - Sun, Jan 4

10:49 am - 3:56 pmMSO-FSD

28h 07m1 stop

12:40 pm - 3:30 pmFSD-MSO

27h 50m1 stop

$406Allegiant Air

Find Deal

Wed, Dec 31 - Sun, Jan 4

2:00 pm - 9:09 pmBIL-FSD

6h 09m1 stop

6:30 am - 1:30 pmFSD-BIL

8h 00m1 stop

$739American Airlines

Find Deal

Tue, Nov 25 - Sat, Nov 29

7:00 am - 1:32 pmMSO-FSD

29h 32m2 stops

7:29 pm - 8:45 pmFSD-MSO

26h 16m2 stops

$760American Airlines

Find Deal

Thu, Dec 11 - Mon, Jan 5

Delta flights from Montana to South Dakota

Our best Delta deals on Montana to South Dakota flight tickets

Delta

Apr 15

BZN6:00 amBozeman Gallatin Field

5h 28m

1 stop

FSD12:28 pmSioux Falls Joe Foss Field

Apr 18

FSD6:25 amSioux Falls Joe Foss Field

7h 04m

1 stop

BZN12:29 pmBozeman Gallatin Field

$228

Find similar

Delta

Apr 15

BZN11:25 amBozeman Gallatin Field

6h 41m

2 stops

FSD7:06 pmSioux Falls Joe Foss Field

Apr 18

FSD6:25 amSioux Falls Joe Foss Field

7h 04m

1 stop

BZN12:29 pmBozeman Gallatin Field

$283

Find similar

Delta

Dec 11

MSO5:00 amMissoula Johnson-Bell Field

9h 45m

2 stops

FSD3:45 pmSioux Falls Joe Foss Field

Jan 9

FSD1:02 pmSioux Falls Joe Foss Field

8h 12m

1 stop

MSO8:14 pmMissoula Johnson-Bell Field

$290

Find similar

United Airlines flights from Montana to South Dakota

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

United Airlines

Apr 15

BZN1:20 pmBozeman Gallatin Field

9h 23m

2 stops

FSD11:43 pmSioux Falls Joe Foss Field

Apr 18

FSD5:50 amSioux Falls Joe Foss Field

4h 59m

1 stop

BZN9:49 amBozeman Gallatin Field

$284

Find similar

United Airlines

Nov 23

BIL5:00 amBillings Logan Intl

4h 15m

1 stop

RAP9:15 amRapid City

Nov 27

RAP7:10 amRapid City

6h 13m

1 stop

BIL1:23 pmBillings Logan Intl

$296

Find similar

United Airlines

Mar 28

BIL2:40 pmBillings Logan Intl

5h 53m

1 stop

RAP8:33 pmRapid City

Mar 31

RAP5:00 amRapid City

4h 57m

1 stop

BIL9:57 amBillings Logan Intl

$314

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Wed 4/15

6:00 am-12:28 pm

1 stop5h 28m

Sioux Falls Joe Foss Field

Sat 4/18

6:25 am-12:29 pm

1 stop7h 04m

$228

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Wed 4/15

11:25 am-7:06 pm

2 stops6h 41m

Sioux Falls Joe Foss Field

Sat 4/18

6:25 am-12:29 pm

1 stop7h 04m

$283

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Wed 4/15

1:20 pm-11:43 pm

2 stops9h 23m

Sioux Falls Joe Foss Field

Sat 4/18

5:50 am-9:49 am

1 stop4h 59m

$284

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Thu 12/11

5:00 am-3:45 pm

2 stops9h 45m

Sioux Falls Joe Foss Field

Fri 1/9

1:02 pm-8:14 pm

1 stop8h 12m

$290

BillingsRapid City

BIL - RAP

BILRAP

Billings Logan Intl

Sun 11/23

5:00 am-9:15 am

1 stop4h 15m

Rapid City

Thu 11/27

7:10 am-1:23 pm

1 stop6h 13m

$296

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Thu 12/11

5:00 am-3:45 pm

2 stops9h 45m

Sioux Falls Joe Foss Field

Wed 1/7

1:02 pm-8:14 pm

1 stop8h 12m

$299

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Thu 12/11

10:26 pm-11:05 am

1 stop11h 39m

Sioux Falls Joe Foss Field

Sun 1/4

12:40 pm-3:30 pm

1 stop27h 50m

$307

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Wed 12/31

10:49 am-3:56 pm

1 stop28h 07m

Sioux Falls Joe Foss Field

Sun 1/4

12:40 pm-3:30 pm

1 stop27h 50m

$406

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Tue 11/25

2:00 pm-9:09 pm

1 stop6h 09m

Sioux Falls Joe Foss Field

Sat 11/29

6:30 am-1:30 pm

1 stop8h 00m

$739

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Thu 12/11

7:00 am-1:32 pm

2 stops29h 32m

Sioux Falls Joe Foss Field

Mon 1/5

7:29 pm-8:45 pm

2 stops26h 16m

$760

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 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 November 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 9,012 reviews		Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,007 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.