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Sioux Falls

$126+ Cheap flights from Boston to Sioux Falls (BOS - FSD)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FSD
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
1 adult, Economy
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Cheap flight deals from Boston to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Sioux Falls (FSD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 7, 2025.

Round-trip from

$251
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

January

Cheapest in

April

Average price

$507
From Boston Logan Intl to Sioux Falls Joe Foss Field
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One-way flight from Boston Logan Intl to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 13% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Boston to Sioux Falls

Cheapest flights from Boston to Sioux Falls
Explore the most affordable flight options available from Boston to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2025.

This American Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 10/2512:38 pmBOS - FSD
1 stop9h 38mAmerican Airlines
Wed 10/291:33 pmFSD - BOS
1 stop8h 54mAmerican Airlines
Deal found 8/6$251
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/205:45 amBOS - FSD
1 stop7h 26mDelta
Sat 9/274:08 pmFSD - BOS
1 stop6h 51mDelta
Deal found 8/5$257
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Tue 9/2311:28 amBOS - FSD
1 stop7h 36mAmerican Airlines
Mon 9/296:00 pmFSD - BOS
1 stop4h 53mAmerican Airlines
Deal found 8/5$260
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/205:45 amBOS - FSD
1 stop7h 26mDelta
Sun 9/285:00 amFSD - BOS
1 stop4h 52mDelta
Deal found 8/5$263
This Delta deal was found by Cheapflights users on 8/5. 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.
Thu 9/257:05 amBOS - FSD
1 stop7h 46mDelta
Mon 9/292:32 pmFSD - BOS
1 stop6h 33mDelta
Deal found 8/5$269
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Tue 8/195:28 amBOS - FSD
1 stop7h 49mAmerican Airlines
Tue 8/261:28 pmFSD - BOS
1 stop7h 24mAmerican Airlines
Deal found 8/6$297
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 8/1312:10 pmBOS - FSD
2 stops9h 53mAmerican Airlines
Fri 8/156:03 pmFSD - BOS
1 stop4h 56mAmerican Airlines
Deal found 8/7$302
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 8/207:50 amBOS - FSD
2 stops9h 45mAmerican Airlines
Tue 8/267:01 amFSD - BOS
2 stops8h 49mAmerican Airlines
Deal found 8/7$307
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 9/201:00 pmBOS - FSD
2 stops10h 12mUnited Airlines
Tue 9/308:00 amFSD - BOS
1 stop8h 02mUnited Airlines
Deal found 8/5$336
This Delta deal was found by Cheapflights users on 8/6. 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.
Sat 9/278:10 amBOS - FSD
1 stop5h 01mDelta
Wed 10/12:32 pmFSD - BOS
1 stop6h 33mDelta
Deal found 8/6$338
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Mon 9/223:15 pmBOS - FSD
1 stop7h 57mUnited Airlines
Tue 9/308:00 amFSD - BOS
1 stop8h 02mUnited Airlines
Deal found 8/5$340

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Sioux Falls 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 August 7, 2025.
Use the filters below to find and compare flights from Boston to Sioux Falls that are best for you.

Fly from

Boston

Fly to

Sioux Falls

Route

Depart

Return

Price

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 10/25

12:38 pm-9:16 pm

1 stop9h 38m

Sioux Falls Joe Foss Field

Wed 10/29

1:33 pm-11:27 pm

1 stop8h 54m

$251

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 9/20

5:45 am-12:11 pm

1 stop7h 26m

Sioux Falls Joe Foss Field

Sat 9/27

4:08 pm-11:59 pm

1 stop6h 51m

$257

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 9/23

11:28 am-6:04 pm

1 stop7h 36m

Sioux Falls Joe Foss Field

Mon 9/29

6:00 pm-11:53 pm

1 stop4h 53m

$260

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 9/20

5:45 am-12:11 pm

1 stop7h 26m

Sioux Falls Joe Foss Field

Sun 9/28

5:00 am-10:52 am

1 stop4h 52m

$263

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Thu 9/25

7:05 am-1:51 pm

1 stop7h 46m

Sioux Falls Joe Foss Field

Mon 9/29

2:32 pm-10:05 pm

1 stop6h 33m

$269

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 8/19

5:28 am-12:17 pm

1 stop7h 49m

Sioux Falls Joe Foss Field

Tue 8/26

1:28 pm-9:52 pm

1 stop7h 24m

$297

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Wed 8/20

7:50 am-4:35 pm

2 stops9h 45m

Sioux Falls Joe Foss Field

Tue 8/26

7:01 am-4:50 pm

2 stops8h 49m

$307

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 9/20

1:00 pm-10:12 pm

2 stops10h 12m

Sioux Falls Joe Foss Field

Tue 9/30

8:00 am-5:02 pm

1 stop8h 02m

$336

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 9/27

8:10 am-12:11 pm

1 stop5h 01m

Sioux Falls Joe Foss Field

Wed 10/1

2:32 pm-10:05 pm

1 stop6h 33m

$338

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Mon 9/22

3:15 pm-10:12 pm

1 stop7h 57m

Sioux Falls Joe Foss Field

Tue 9/30

8:00 am-5:02 pm

1 stop8h 02m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 14 results
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Best time to book a flight from Boston to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls 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 Sioux Falls

What is the cheapest month to book a flight from Boston to Sioux Falls?

Currently, September is the cheapest month in which you can book a flight from Boston to Sioux Falls (average of $334). Flying from Boston to Sioux Falls 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 BOS to FSD?

Find hourly flight availability from Boston to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 7, 2025.

When flying from Boston to Sioux Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 9% versus a flight in the afternoon.

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated August 7, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Boston to Sioux Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,987 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

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
7,987 reviews
Delta
8.0
Very good
7,987 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

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
8,916 reviews
Delta
8.0
Very good
7,987 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

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
7,987 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

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 Boston to Sioux Falls. 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 flying from Boston to Sioux Falls round-trip?

    Flying on American Airlines is currently your cheapest option to Sioux Falls, with prices starting at $251. Another option worth looking into is Delta, starting at $257 round trip. These flights start at 54% lower than the current average price 3 months from now.

  • Can I find deals for flights from Boston to Sioux Falls that include hotel bookings?

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

  • How can I find direct flights from Boston to Sioux Falls?

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

  • Can I find deals for business class flights from Boston to Sioux Falls?

    Yes. Cheapflights offers flight deals from Boston to Sioux Falls 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 Sioux Falls?

    Currently, September is the cheapest month in which you can book a flight from Boston to Sioux Falls (average of $334). Flying from Boston to Sioux Falls 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

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Alternative routes for Boston to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Rapid City flights
Hartford to Rapid City flights
Hartford to Sioux Falls flights
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Albany to Rapid City flights

Top 3 airlines flying from Boston to Sioux Falls

Discover the top 3 airlines that operate flights from Boston to Sioux Falls. 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 August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$275Average$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$293Average$681FlexibilityNo cancel feeOn-time69%
DeltaCheapest$357Average$657FlexibilityNo cancel feeOn-timeN/A

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