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Cheap flights from Boston to South Dakota from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to South Dakota departing on 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to South Dakota

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 10:47 amBOS-FSD
5h 47m1 stop
United Airlines Logo
3:11 pm - 9:49 pmFSD-BOS
5h 38m1 stop
$251United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
4:49 pm - 11:44 pmBOS-FSD
7h 55m1 stop
United Airlines Logo
9:00 am - 6:57 pmFSD-BOS
8h 57m2 stops
$256United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
12:45 pm - 5:18 pmBOS-FSD
5h 33m1 stop
United Airlines Logo
7:30 am - 2:29 pmFSD-BOS
5h 59m1 stop
$260United Airlines
Find Deal
Tue, Jan 20 - Sun, Jan 25
United Airlines Logo
9:30 am - 5:18 pmBOS-FSD
8h 48m2 stops
United Airlines Logo
3:11 pm - 11:49 pmFSD-BOS
7h 38m2 stops
$261United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
8:15 am - 5:18 pmBOS-FSD
10h 03m2 stops
United Airlines Logo
7:30 am - 2:29 pmFSD-BOS
5h 59m1 stop
$265United Airlines
Find Deal
Tue, Jan 20 - Sun, Jan 25
Delta Logo
6:24 pm - 10:46 pmBOS-RAP
6h 22m1 stop
Delta Logo
11:02 am - 7:40 pmRAP-BOS
6h 38m1 stop
$289Delta
Find Deal
Sat, Dec 6 - Wed, Dec 10
Delta Logo
5:40 am - 12:28 pmBOS-FSD
7h 48m1 stop
Delta Logo
5:15 am - 10:55 amFSD-BOS
4h 40m1 stop
$294Delta
Find Deal
Wed, Apr 15 - Sun, Apr 19
Delta Logo
5:45 am - 10:20 amBOS-RAP
6h 35m1 stop
Delta Logo
11:02 am - 11:55 pmRAP-BOS
10h 53m2 stops
$294Delta
Find Deal
Sat, Dec 6 - Wed, Dec 10
American Airlines Logo
5:53 am - 12:19 pmBOS-FSD
7h 26m1 stop
American Airlines Logo
1:33 pm - 9:10 pmFSD-BOS
6h 37m1 stop
$304American Airlines
Find Deal
Tue, May 12 - Sat, May 16
Delta Logo
1:40 pm - 10:46 pmBOS-RAP
11h 06m2 stops
Delta Logo
11:02 am - 11:55 pmRAP-BOS
10h 53m2 stops
$324Delta
Find Deal
Sat, Dec 6 - Wed, Dec 10

Delta flights from Boston to South Dakota

Our best Delta deals on Boston to South Dakota flight tickets
Delta
Dec 6
BOS6:24 pmBoston Logan Intl
6h 22m
1 stop
RAP10:46 pmRapid City
Dec 10
RAP6:05 amRapid City
5h 45m
1 stop
BOS1:50 pmBoston Logan Intl
$289
Find similar
Delta
Apr 15
BOS5:40 amBoston Logan Intl
7h 48m
1 stop
FSD12:28 pmSioux Falls Joe Foss Field
Apr 19
FSD5:15 amSioux Falls Joe Foss Field
4h 40m
1 stop
BOS10:55 amBoston Logan Intl
$294
Find similar
Delta
Dec 6
BOS1:40 pmBoston Logan Intl
11h 06m
2 stops
RAP10:46 pmRapid City
Dec 10
RAP11:02 amRapid City
10h 53m
2 stops
BOS11:55 pmBoston Logan Intl
$324
Find similar

United Airlines flights from Boston to South Dakota

Our best United Airlines deals on Boston to South Dakota flight tickets
United Airlines
Jan 27
BOS6:00 amBoston Logan Intl
5h 47m
1 stop
FSD10:47 amSioux Falls Joe Foss Field
Jan 31
FSD3:11 pmSioux Falls Joe Foss Field
5h 38m
1 stop
BOS9:49 pmBoston Logan Intl
$251
Find similar
United Airlines
Jan 27
BOS4:49 pmBoston Logan Intl
7h 55m
1 stop
FSD11:44 pmSioux Falls Joe Foss Field
Jan 31
FSD9:00 amSioux Falls Joe Foss Field
8h 57m
2 stops
BOS6:57 pmBoston Logan Intl
$256
Find similar
United Airlines
Jan 20
BOS12:45 pmBoston Logan Intl
5h 33m
1 stop
FSD5:18 pmSioux Falls Joe Foss Field
Jan 25
FSD7:30 amSioux Falls Joe Foss Field
5h 59m
1 stop
BOS2:29 pmBoston Logan Intl
$260
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 13, 2025.
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

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 1/27

6:00 am-10:47 am

1 stop5h 47m

Sioux Falls Joe Foss Field

Sat 1/31

3:11 pm-9:49 pm

1 stop5h 38m

$251

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 1/27

4:49 pm-11:44 pm

1 stop7h 55m

Sioux Falls Joe Foss Field

Sat 1/31

9:00 am-6:57 pm

2 stops8h 57m

$256

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 1/20

12:45 pm-5:18 pm

1 stop5h 33m

Sioux Falls Joe Foss Field

Sun 1/25

7:30 am-2:29 pm

1 stop5h 59m

$260

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 1/27

9:30 am-5:18 pm

2 stops8h 48m

Sioux Falls Joe Foss Field

Sat 1/31

3:11 pm-11:49 pm

2 stops7h 38m

$261

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 1/20

8:15 am-5:18 pm

2 stops10h 03m

Sioux Falls Joe Foss Field

Sun 1/25

7:30 am-2:29 pm

1 stop5h 59m

$265

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Sat 12/6

6:24 pm-10:46 pm

1 stop6h 22m

Rapid City

Wed 12/10

11:02 am-7:40 pm

1 stop6h 38m

$289

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Wed 4/15

5:40 am-12:28 pm

1 stop7h 48m

Sioux Falls Joe Foss Field

Sun 4/19

5:15 am-10:55 am

1 stop4h 40m

$294

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Sat 12/6

5:45 am-10:20 am

1 stop6h 35m

Rapid City

Wed 12/10

11:02 am-11:55 pm

2 stops10h 53m

$294

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 5/12

5:53 am-12:19 pm

1 stop7h 26m

Sioux Falls Joe Foss Field

Sat 5/16

1:33 pm-9:10 pm

1 stop6h 37m

$304

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Sat 12/6

1:40 pm-10:46 pm

2 stops11h 06m

Rapid City

Wed 12/10

11:02 am-11:55 pm

2 stops10h 53m

$324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to South Dakota from

How to get the cheapest flight ticket from Boston 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

What is the cheapest month to fly to South Dakota?

The month of January is, on average, the cheapest month to fly to South Dakota from Boston, with most prices found around $340. If you aren’t able to travel to South Dakota during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $346.

What is the cheapest day to depart on your flight to South Dakota?

The cheapest day to depart from Boston to South Dakota is on a Wednesday. Travelers who choose to depart for South Dakota on a Wednesday will often find tickets for as low as $577. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $766. 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 $617. In the afternoon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $673 per ticket.

Can stopping save me money on Boston to South Dakota flights?

You could potentially save up to 79% on your flight if you consider stops on a Boston to South Dakota flight.

Cheap Boston to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to South Dakota

Direct flights

None
There are no direct flights from Boston to South Dakota. There are no popular flight routes from Boston to South Dakota.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to South Dakota?

    Prices for flights from Boston Logan Intl Airport to South Dakota are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to South Dakota?

  • How old do you have to be to fly from Boston Logan Intl Airport to South Dakota?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport 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 Boston to South Dakota

Compare and see reviews for airlines that fly from Boston to South Dakota with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $275Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
DeltaPriceFrom $282Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to South Dakota?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to South Dakota for you.

Can I find flights from Boston to South Dakota with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to South Dakota from Boston with this policy.

How can momondo help me find flights from Boston to South Dakota?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to South Dakota from Boston.

I’m not ready to book a flight from Boston to South Dakota right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to South Dakota flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your South Dakota trip

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