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South Dakota

$158+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — RAP
Jun 18 — Jun 251
Thu 6/18
Thu 6/25
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 May 19, 2026.

This Delta deal was found by Cheapflights users on 5/17. 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 7/16:00 am
BZN
-
FSD
1 stop6h 10m
Delta
Fri 7/31:53 pm
FSD
-
BZN
1 stop6h 52m
Delta
Deal found 5/17$271
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:04 am
BZN
-
FSD
1 stop25h 02m
Allegiant Air
Wed 6/243:36 pm
FSD
-
BZN
1 stop25h 21m
Allegiant Air
Deal found 5/14$320
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/272:26 pm
BZN
-
FSD
1 stop4h 42m
United Airlines
Sun 5/316:00 am
FSD
-
BZN
1 stop4h 29m
United Airlines
Deal found 5/14$325
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/292:37 pm
GTF
-
FSD
1 stop4h 31m
United Airlines
Tue 6/29:30 am
FSD
-
GTF
1 stop5h 11m
United Airlines
Deal found 5/14$328
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:56 pm
BIL
-
FSD
1 stop24h 54m
Allegiant Air
Wed 7/228:53 pm
FSD
-
BIL
1 stop21h 13m
Allegiant Air
Deal found 5/15$338
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:35 pm
BZN
-
FSD
1 stop25h 03m
Allegiant Air
Thu 6/259:28 pm
FSD
-
BZN
1 stop12h 46m
Allegiant Air
Deal found 5/14$341
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:10 pm
BIL
-
FSD
1 stop28h 53m
Allegiant Air
Wed 7/228:53 pm
FSD
-
BIL
1 stop21h 13m
Allegiant Air
Deal found 5/17$347
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:56 pm
BIL
-
FSD
1 stop24h 54m
Allegiant Air
Mon 7/208:40 pm
FSD
-
BIL
1 stop17h 40m
Allegiant Air
Deal found 5/16$355
This American Airlines deal was found by Cheapflights users on 5/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:18 pm
MSO
-
FSD
1 stop6h 56m
American Airlines
Tue 6/96:00 am
FSD
-
MSO
1 stop8h 25m
American Airlines
Deal found 5/18$358
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:10 pm
BIL
-
FSD
1 stop28h 53m
Allegiant Air
Mon 7/208:40 pm
FSD
-
BIL
1 stop17h 40m
Allegiant Air
Deal found 5/16$360
This Delta deal was found by Cheapflights users on 5/18. 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.
Mon 6/13:30 pm
MSO
-
FSD
1 stop6h 41m
Delta
Tue 6/910:56 am
FSD
-
MSO
1 stop4h 43m
Delta
Deal found 5/18$360
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:56 pm
BIL
-
FSD
1 stop24h 54m
Multiple Airlines
Wed 7/223:36 pm
FSD
-
BIL
2 stops26h 30m
Multiple Airlines
Deal found 5/15$366

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 May 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$271
(Delta)

One-way from

$158
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$573
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. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 19, 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

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Wed 7/1

6:00 am-1:10 pm

1 stop6h 10m

Sioux Falls Joe Foss Field

Fri 7/3

1:53 pm-7:45 pm

1 stop6h 52m

$271

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Fri 5/29

2:26 pm-8:08 pm

1 stop4h 42m

Sioux Falls Joe Foss Field

Sun 5/31

6:00 am-11:44 am

1 stop6h 44m

$325

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Fri 5/29

2:37 pm-8:08 pm

1 stop4h 31m

Sioux Falls Joe Foss Field

Tue 6/2

9:30 am-1:41 pm

1 stop5h 11m

$328

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Mon 6/1

3:30 pm-11:11 pm

1 stop6h 41m

Sioux Falls Joe Foss Field

Tue 6/9

10:56 am-2:39 pm

1 stop4h 43m

$360

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Fri 7/24

5:51 pm-10:25 pm

1 stop4h 34m

Rapid City

Tue 7/28

5:00 am-9:37 am

1 stop4h 37m

$369

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Fri 7/24

5:51 pm-10:25 pm

1 stop4h 34m

Rapid City

Mon 7/27

11:20 am-5:10 pm

1 stop5h 50m

$369

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Wed 9/9

4:32 pm-11:44 pm

1 stop6h 12m

Sioux Falls Joe Foss Field

Sat 9/12

6:00 am-9:39 am

1 stop4h 39m

$375

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Fri 5/29

4:25 pm-11:26 pm

1 stop6h 01m

Sioux Falls Joe Foss Field

Mon 6/1

1:18 pm-4:57 pm

1 stop4h 39m

$383
Quickest round-trip

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Tue 6/2

4:29 pm-8:24 pm

1 stop3h 55m

Rapid City

Sat 6/6

4:40 pm-9:14 pm

1 stop4h 34m

$389

HelenaSioux Falls

HLN - FSD

HLNFSD

Helena

Tue 10/27

2:30 pm-8:46 pm

1 stop5h 16m

Sioux Falls Joe Foss Field

Sat 10/31

9:14 am-1:27 pm

1 stop5h 13m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 59 resultsSorted by cheapest first
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2
3
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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, June is the cheapest month in which you can book a flight from Montana to South Dakota (average of $110). Flying from Montana to South Dakota in August is currently the most expensive (average of $448). 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 May 19, 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
7.9
Good
8,452 reviews

Boarding

8.1

Comfort

7.8

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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
7.9
Good
8,452 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Comfort

7.8

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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
9,733 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Comfort

7.8

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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 42m. Delta provides one of the quickest options available for as low as $325. Airlines will cover a distance of 723 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, June is the cheapest month in which you can book a flight from Montana to South Dakota (average of $110). Flying from Montana to South Dakota in August is currently the most expensive (average of $448). 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 May 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$365FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$210Average$372FlexibilityNo cancel feeOn-time69%

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