HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Dakota

$112+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — FSD
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Montana to South Dakota with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 18, 2025.

Round-trip from

$209
(United Airlines)

One-way from

$112
(Mytrip)

Popular in

January

Cheapest in

April

Average price

$447
From Montana to South Dakota
Search Deals
One-way flight from Montana to South Dakota
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find 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 June 18, 2025.

This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:35 pmBZN - RAP
1 stop3h 51mUnited Airlines
Tue 11/118:45 amRAP - BZN
1 stop4h 50mUnited Airlines
Deal found 6/16$209
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1012:50 pmBZN - FSD
1 stop8h 10mUnited Airlines
Sun 7/139:15 amFSD - BZN
1 stop5h 15mUnited Airlines
Deal found 6/17$257
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/13:36 pmBZN - FSD
1 stop7h 08mDelta
Sat 7/56:00 amFSD - BZN
1 stop5h 22mDelta
Deal found 6/16$259
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 8/196:00 amGTF - FSD
1 stop6h 50mDelta
Thu 8/282:30 pmFSD - GTF
1 stop7h 04mDelta
Deal found 6/17$278
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/154:15 pmBIL - RAP
1 stop4h 32mUnited Airlines
Thu 7/244:38 pmRAP - BIL
1 stop4h 25mUnited Airlines
Deal found 6/16$280
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/15:00 amBIL - FSD
1 stop4h 42mUnited Airlines
Sat 7/59:15 amFSD - BIL
1 stop5h 02mUnited Airlines
Deal found 6/16$284
This Delta deal was found by Cheapflights users on 6/17. 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.
Fri 7/46:20 amBIL - FSD
1 stop4h 56mDelta
Sun 7/66:07 pmFSD - BIL
1 stop6h 04mDelta
Deal found 6/17$309
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/273:27 pmMSO - FSD
1 stop7h 17mDelta
Mon 6/307:59 pmFSD - MSO
1 stop4h 47mDelta
Deal found 6/16$339
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:20 pmHLN - FSD
1 stop5h 20mUnited Airlines
Fri 9/52:08 pmFSD - HLN
1 stop26h 56mUnited Airlines
Deal found 6/15$478
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/12:35 pmGTF - FSD
1 stop4h 45mUnited Airlines
Sat 7/56:00 amFSD - GTF
1 stop8h 36mUnited Airlines
Deal found 6/15$528
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/272:25 pmMSO - FSD
1 stop4h 55mUnited Airlines
Mon 6/308:00 amFSD - MSO
2 stops26h 56mUnited Airlines
Deal found 6/16$548
This Mytrip deal was found by Cheapflights users on 6/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/222:34 pmBZN - RAP
1 stop6h 38mMultiple Airlines
Sun 6/2910:02 pmRAP - BZN
2 stops13h 09mMultiple Airlines
Deal found 6/15$642

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 June 18, 2025.
Use the filters below to find and compare flights from Montana to South Dakota that are best for you.

Fly from

Montana

Fly to

South Dakota

Route

Depart

Return

Price

BozemanRapid City

BZN - RAP

BZNRAP

Bozeman Gallatin Field

Fri 11/7

4:35 pm-8:26 pm

1 stop3h 51m

Rapid City

Tue 11/11

8:45 am-1:35 pm

1 stop4h 50m

$209

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Thu 7/10

12:50 pm-10:00 pm

1 stop8h 10m

Sioux Falls Joe Foss Field

Sun 7/13

9:15 am-1:30 pm

1 stop5h 15m

$257

BozemanSioux Falls

BZN - FSD

BZNFSD

Bozeman Gallatin Field

Tue 7/1

3:36 pm-11:44 pm

1 stop7h 08m

Sioux Falls Joe Foss Field

Sat 7/5

6:00 am-10:22 am

1 stop5h 22m

$259

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Tue 8/19

6:00 am-1:50 pm

1 stop6h 50m

Sioux Falls Joe Foss Field

Thu 8/28

2:30 pm-8:34 pm

1 stop7h 04m

$278

BillingsRapid City

BIL - RAP

BILRAP

Billings Logan Intl

Tue 7/15

4:15 pm-8:47 pm

1 stop4h 32m

Rapid City

Thu 7/24

4:38 pm-9:03 pm

1 stop4h 25m

$280

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Tue 7/1

5:00 am-10:42 am

1 stop4h 42m

Sioux Falls Joe Foss Field

Sat 7/5

9:15 am-1:17 pm

1 stop5h 02m

$284

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Fri 7/4

6:20 am-12:16 pm

1 stop4h 56m

Sioux Falls Joe Foss Field

Sun 7/6

6:07 pm-11:11 pm

1 stop6h 04m

$309

MissoulaSioux Falls

MSO - FSD

MSOFSD

Missoula Johnson-Bell Field

Tue 7/15

5:54 am-12:21 pm

1 stop5h 27m

Sioux Falls Joe Foss Field

Thu 7/17

6:16 pm-11:43 pm

1 stop6h 27m

$361

HelenaSioux Falls

HLN - FSD

HLNFSD

Helena

Wed 9/3

5:20 pm-11:40 pm

1 stop5h 20m

Sioux Falls Joe Foss Field

Fri 9/5

2:08 pm-4:04 pm

1 stop26h 56m

$478

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Tue 7/1

2:35 pm-8:20 pm

1 stop4h 45m

Sioux Falls Joe Foss Field

Sat 7/5

6:00 am-1:36 pm

1 stop8h 36m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 22 results
1
2
3

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, September is the cheapest month in which you can book a flight from Montana to South Dakota (average of $334). Flying from Montana to South Dakota in December is currently the most expensive (average of $446). 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.

What is the cheapest time of day to fly from MT to SD?

Find hourly flight availability from Montana to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

When flying from Montana to South Dakota, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 June 18, 2025.
Read through reviews of airlines operating flights from Montana to South Dakota, such as Delta, United Airlines and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,965 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,809 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
722 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Montana to South Dakota one-way?

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $112. Users have also found prices from $224 and $236 on United Airlines and Delta, respectively.

  • 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, September is the cheapest month in which you can book a flight from Montana to South Dakota (average of $334). Flying from Montana to South Dakota in December is currently the most expensive (average of $446). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montana to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to LaGuardia flights
Los Angeles to John F Kennedy Intl flights
Dallas/Fort Worth to O'Hare Intl flights
John F Kennedy Intl to O'Hare Intl flights
Los Angeles to Seattle flights
Los Angeles to Newark flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Miami flights
Dallas/Fort Worth to Seattle flights
Newark to Fort Lauderdale flights
Newark to O'Hare Intl flights
John F Kennedy Intl to Orlando flights
Los Angeles to Honolulu flights
San Francisco to Seattle flights
Newark to Miami flights
LaGuardia to Miami flights
John F Kennedy Intl to Seattle flights
Seattle to Los Angeles flights
Newark to Orlando flights
San Francisco to John F Kennedy Intl flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Seattle flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to John F Kennedy Intl flights
Newark to Los Angeles flights
LaGuardia to O'Hare Intl flights
O'Hare Intl to John F Kennedy Intl flights
Los Angeles to O'Hare Intl flights
Dallas/Fort Worth to Newark flights
John F Kennedy Intl to San Francisco flights
Fort Lauderdale to Newark flights
San Francisco to Newark flights
John F Kennedy Intl to Las Vegas flights
O'Hare Intl to Seattle flights
Seattle to Dallas/Fort Worth flights
Los Angeles to LaGuardia flights
Dallas/Fort Worth to Las Vegas flights
O'Hare Intl to LaGuardia flights
Los Angeles to San Francisco flights
Atlanta to John F Kennedy Intl flights
LaGuardia to Atlanta flights
LaGuardia to Orlando flights
Los Angeles to Dallas/Fort Worth flights
Atlanta to LaGuardia flights
John F Kennedy Intl to Denver flights
San Jose to Seattle flights
Miami to John F Kennedy Intl flights
Fort Lauderdale to LaGuardia flights
Newark to San Francisco flights

Top 3 airlines flying from Montana to South Dakota

Discover the top 3 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$411FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$255Average$476FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$348FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.