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South Dakota

$200+ Cheap flights from Boston (BOS) 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — RAP
giu 7 — giu 141
dom 6/7
dom 6/14
1 adult, Economy
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Cheap flight deals from Boston to South Dakota

Cheapest flights from Boston to South Dakota
Explore the most affordable flight options available from Boston to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on maggio 8, 2026.

This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 7/286:30 pm
BOS
-
FSD
1 stop6h 48m
American Airlines
mar 8/44:54 pm
FSD
-
BOS
1 stop6h 11m
American Airlines
Deal found 5/8$299
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 7/145:55 am
BOS
-
FSD
1 stop5h 20m
Delta
mar 7/215:20 am
FSD
-
BOS
1 stop6h 25m
Delta
Deal found 5/7$309
This United Airlines deal was found by Cheapflights users on 5/5. 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.
mar 11/34:25 pm
BOS
-
FSD
1 stop6h 18m
United Airlines
mar 11/107:40 am
FSD
-
BOS
1 stop7h 46m
United Airlines
Deal found 5/5$314
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
gio 7/235:55 am
BOS
-
FSD
1 stop5h 20m
Delta
mer 7/294:26 pm
FSD
-
BOS
1 stop4h 35m
Delta
Deal found 5/7$324
This American Airlines deal was found by Cheapflights users on 5/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven 6/128:01 am
BOS
-
FSD
1 stop9h 54m
American Airlines
sab 6/204:25 pm
FSD
-
BOS
1 stop7h 03m
American Airlines
Deal found 5/5$329
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 8/35:51 am
BOS
-
FSD
1 stop5h 29m
Delta
dom 8/94:28 pm
FSD
-
BOS
1 stop6h 30m
Delta
Deal found 5/7$339
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 10/319:30 am
BOS
-
FSD
1 stop8h 52m
American Airlines
ven 11/61:16 pm
FSD
-
BOS
1 stop8h 46m
American Airlines
Deal found 5/6$349
This United Airlines deal was found by Cheapflights users on 5/5. 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.
mer 11/43:19 pm
BOS
-
RAP
1 stop7h 14m
United Airlines
mar 11/1011:25 am
RAP
-
BOS
1 stop8h 17m
United Airlines
Deal found 5/5$349
This Delta deal was found by Cheapflights users on 5/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 11/46:00 pm
BOS
-
RAP
1 stop6h 39m
Delta
mar 11/1011:30 am
RAP
-
BOS
2 stops8h 51m
Delta
Deal found 5/5$354
This Delta deal was found by Cheapflights users on 5/3. 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.
mar 7/215:30 am
BOS
-
RAP
2 stops11h 59m
Delta
mar 7/286:48 am
RAP
-
BOS
2 stops12h 51m
Delta
Deal found 5/3$359
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 5/233:25 pm
BOS
-
FSD
1 stop8h 32m
American Airlines
sab 5/304:46 pm
FSD
-
BOS
1 stop6h 29m
American Airlines
Deal found 5/7$364
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 6/235:55 am
BOS
-
RAP
1 stop6h 20m
Delta
mar 6/306:48 am
RAP
-
BOS
2 stops9h 42m
Delta
Deal found 5/7$364

Find flight deals from Boston to South Dakota

Keep the following information in mind while searching for Boston to South Dakota flight deals. Data was last updated maggio 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$299
(United Airlines)

One-way from

$200
(Delta)

Popular in

May

Cheapest in

July

Average price

$646
Provider with most accurate pricing for Boston Logan Intl-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Sioux Falls Joe Foss Field flights.
Search Deals
From Boston Logan Intl to South Dakota
Search Deals
One-way flight from Boston Logan Intl to South Dakota
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 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 Boston 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 maggio 8, 2026.
Use the filters below to find and compare flights from Boston to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

gio 7/16

5:55 am-10:15 am

1 stop5h 20m

Sioux Falls Joe Foss Field

mar 7/21

5:20 am-12:45 pm

1 stop6h 25m

$344

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

gio 6/4

5:51 am-10:33 am

1 stop6h 42m

Rapid City

gio 6/11

4:29 pm-11:57 pm

1 stop5h 28m

$349

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

lun 7/20

5:55 am-10:18 am

1 stop6h 23m

Rapid City

mar 7/28

4:15 pm-11:55 pm

1 stop5h 40m

$349

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

mer 7/22

5:55 am-10:18 am

1 stop6h 23m

Rapid City

mar 7/28

6:48 am-7:40 pm

2 stops10h 52m

$354

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

gio 5/28

5:51 am-12:49 pm

1 stop7h 58m

Sioux Falls Joe Foss Field

sab 6/6

5:20 am-2:16 pm

1 stop7h 56m

$364

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

ven 6/12

8:01 am-4:55 pm

1 stop9h 54m

Sioux Falls Joe Foss Field

sab 6/20

4:25 pm-12:28 am

1 stop7h 03m

$384

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

gio 5/28

6:16 pm-10:24 pm

1 stop6h 08m

Rapid City

mer 6/3

2:36 pm-11:54 pm

1 stop7h 18m

$384

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

gio 7/16

2:12 pm-10:26 pm

2 stops10h 14m

Rapid City

mar 7/21

4:15 pm-11:55 pm

1 stop5h 40m

$389
Quickest round-trip

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

mar 6/9

5:55 am-10:16 am

1 stop5h 21m

Sioux Falls Joe Foss Field

dom 6/14

5:24 am-12:44 pm

1 stop6h 20m

$399

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

mar 6/23

5:55 am-10:15 am

1 stop6h 20m

Rapid City

mar 6/30

12:30 pm-9:05 pm

1 stop6h 35m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 39 resultsSorted by cheapest first
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Best time to book a flight from Boston to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Boston 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 Boston to South Dakota

How far ahead should I book a flight from Boston to South Dakota?

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to South Dakota. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, July is the cheapest month in which you can book a flight from Boston to South Dakota (average of $219). Flying from Boston to South Dakota in March is currently the most expensive (average of $459). 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.

How much does it cost to fly round-trip from Boston to South Dakota?

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 maggio 8, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Boston to South Dakota. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,456 reviews

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

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
8,456 reviews
Delta
7.9
Good
8,456 reviews

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

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
9,694 reviews
Delta
7.9
Good
8,456 reviews

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,666 reviews
Delta
7.9
Good
8,456 reviews

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

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 Boston 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 airport do you fly from for flights from Boston to South Dakota?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to South Dakota.

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

    A quick flight from Boston to South Dakota can take about 5h 20m. Delta provides one of the quickest options available for as low as $344. The distance from Boston to South Dakota is about 1298 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $125. Delta flights start at $134 while deals on Sun Country Air start at $161 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to South Dakota?

    Currently, July is the cheapest month in which you can book a flight from Boston to South Dakota (average of $219). Flying from Boston to South Dakota in March is currently the most expensive (average of $459). 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 Boston to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Boston to South Dakota

Discover the top 3 airlines that operate flights from Boston 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 maggio 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$479FlexibilityNo cancel feeOn-time71%
DeltaCheapest$277Average$470FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$293Average$499FlexibilityNo cancel feeOn-time69%

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