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South Dakota

$149+ Cheap flights from Montana to South Dakota

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — FSD
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Montana to South Dakota

Cheapest flights from Montana to South Dakota
Explore the most affordable flight options available from Montana to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:57 pm
BIL
-
RAP
1 stop4h 31m
United Airlines
Wed 8/195:00 am
RAP
-
BIL
1 stop4h 41m
United Airlines
Deal found 7/5$286
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:15 am
BIL
-
FSD
1 stop4h 56m
Delta
Sat 12/124:09 pm
FSD
-
BIL
1 stop4h 39m
Delta
Deal found 7/6$309
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:32 pm
BZN
-
RAP
1 stop4h 06m
United Airlines
Tue 9/2211:22 am
RAP
-
BZN
1 stop4h 08m
United Airlines
Deal found 7/8$309
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:25 pm
GTF
-
FSD
1 stop4h 42m
United Airlines
Sat 9/125:15 pm
FSD
-
GTF
1 stop4h 57m
United Airlines
Deal found 7/8$312
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:15 am
BIL
-
FSD
1 stop4h 56m
Delta
Sun 12/131:00 pm
FSD
-
BIL
2 stops10h 32m
Delta
Deal found 7/6$314
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:17 am
BZN
-
FSD
1 stop5h 02m
Delta
Sun 10/48:23 am
FSD
-
BZN
1 stop5h 09m
Delta
Deal found 7/8$329
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:15 am
BIL
-
FSD
1 stop4h 56m
Delta
Tue 12/151:00 pm
FSD
-
BIL
2 stops10h 32m
Delta
Deal found 7/6$329
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
MSO
-
FSD
1 stop5h 19m
Delta
Mon 10/51:05 pm
FSD
-
MSO
2 stops12h 13m
Delta
Deal found 7/8$329
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:38 pm
BZN
-
RAP
1 stop4h 47m
United Airlines
Sun 7/265:00 am
RAP
-
BZN
1 stop4h 29m
United Airlines
Deal found 7/7$329
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:33 am
BZN
-
FSD
1 stop4h 50m
United Airlines
Mon 7/271:18 pm
FSD
-
BZN
1 stop4h 52m
United Airlines
Deal found 7/8$349
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:00 am
BIL
-
RAP
1 stop4h 18m
United Airlines
Wed 11/45:48 pm
RAP
-
BIL
1 stop4h 28m
United Airlines
Deal found 7/8$349
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:32 pm
BZN
-
FSD
1 stop6h 12m
United Airlines
Wed 8/1911:25 am
FSD
-
BZN
1 stop5h 05m
United Airlines
Deal found 7/4$359

Find flight deals from Montana to South Dakota

Keep the following information in mind while searching for Montana to South Dakota flight deals. Data was last updated July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$286
(United Airlines)

One-way from

$149
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$503
Provider with most accurate pricing for Bozeman Gallatin Field-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Sioux Falls Joe Foss Field flights.
Search Deals
From Montana to South Dakota
Search Deals
One-way flight from Montana to South Dakota
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to South Dakota 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, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
Use the filters below to find and compare flights from Montana to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsRapid City

BIL - RAP

BILRAP

Billings Logan Intl

Thu 8/13

5:57 pm-10:28 pm

1 stop4h 31m

Rapid City

Wed 8/19

5:00 am-9:41 am

1 stop4h 41m

$286

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Fri 12/11

6:15 am-12:11 pm

1 stop4h 56m

Sioux Falls Joe Foss Field

Sun 12/13

4:09 pm-7:48 pm

1 stop4h 39m

$309

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Wed 8/5

6:00 pm-11:53 pm

1 stop4h 53m

Sioux Falls Joe Foss Field

Tue 8/11

6:00 am-9:41 am

1 stop4h 41m

$309

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Sat 9/5

2:25 pm-8:07 pm

1 stop4h 42m

Sioux Falls Joe Foss Field

Sat 9/12

5:15 pm-9:12 pm

1 stop4h 57m

$312

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Thu 10/1

12:02 pm-9:48 pm

1 stop8h 46m

Sioux Falls Joe Foss Field

Sun 10/4

7:00 am-12:43 pm

1 stop6h 43m

$329

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Fri 10/2

6:17 am-12:19 pm

1 stop5h 02m

Sioux Falls Joe Foss Field

Sun 10/4

8:23 am-12:32 pm

1 stop5h 09m

$329

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Wed 9/30

6:00 am-12:19 pm

1 stop5h 19m

Sioux Falls Joe Foss Field

Mon 10/5

1:05 pm-12:18 am

2 stops12h 13m

$329

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Wed 7/22

5:38 pm-10:25 pm

1 stop4h 47m

Rapid City

Sun 7/26

5:00 am-9:29 am

1 stop4h 29m

$329

BillingsRapid City

BIL - RAP

BILRAP

Billings Logan Intl

Sat 10/31

5:00 am-9:18 am

1 stop4h 18m

Rapid City

Wed 11/4

5:48 pm-10:16 pm

1 stop4h 28m

$349

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Sat 8/29

6:30 am-11:55 am

1 stop5h 25m

Rapid City

Tue 9/1

7:00 am-1:24 pm

1 stop6h 24m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Showing 1-10 of 57 resultsSorted by cheapest first
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6

Best time to book a flight from Montana to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to South Dakota

What is the cheapest month to book a flight from Montana to South Dakota?

Currently, January is the cheapest month in which you can book a flight from Montana to South Dakota (average of $210). Flying from Montana to South Dakota in July is currently the most expensive (average of $499). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated July 9, 2026.
Read through reviews of airlines operating flights from Montana to South Dakota, such as Delta and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,450 reviews

Comfort

7.8

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,450 reviews
Delta
7.8
Good
8,450 reviews

Comfort

7.8

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,948 reviews
Delta
7.8
Good
8,450 reviews

Comfort

7.8

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Montana to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montana to South Dakota?

    A quick flight from Montana to South Dakota can take about 4h 31m. United Airlines provides one of the quickest options available for as low as $286. Airlines will cover a distance of 295 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Montana to South Dakota that include hotel bookings?

    Yes. In addition to deals on Montana to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to South Dakota.

  • Can I find deals for business class flights from Montana to South Dakota?

    Yes. Cheapflights offers flight deals from Montana to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montana to South Dakota?

    Currently, January is the cheapest month in which you can book a flight from Montana to South Dakota (average of $210). Flying from Montana to South Dakota in July is currently the most expensive (average of $499). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Montana to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Montana to South Dakota

Discover the top 2 airlines that operate flights from Montana to South Dakota. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$210Average$418FlexibilityNo cancel feeOn-time69%
DeltaCheapest$210Average$377FlexibilityNo cancel feeOn-timeN/A

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