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Sioux Falls

$339+ Cheap flights from Boston to Sioux Falls (BOS - FSD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FSD
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This Delta deal was found by Cheapflights users on 12/22. 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 12/248:00 amBOS - FSD
1 stop5h 33mDelta
Mon 12/2911:06 amFSD - BOS
1 stop7h 41mDelta
Deal found 12/22$544
This Delta deal was found by Cheapflights users on 12/21. 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 12/258:00 amBOS - FSD
1 stop8h 45mDelta
Thu 1/111:06 amFSD - BOS
1 stop7h 41mDelta
Deal found 12/21$594
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/2510:25 amBOS - FSD
2 stops12h 31mUnited Airlines
Thu 1/13:08 pmFSD - BOS
1 stop5h 36mUnited Airlines
Deal found 12/21$607
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/306:36 amBOS - FSD
1 stop13h 23mAmerican Airlines
Sat 1/37:10 pmFSD - BOS
1 stop14h 48mAmerican Airlines
Deal found 12/22$610
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/306:45 amBOS - FSD
2 stops11h 45mUnited Airlines
Sat 1/36:16 pmFSD - BOS
1 stop15h 52mUnited Airlines
Deal found 12/22$722
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/2612:20 pmBOS - FSD
1 stop10h 36mUnited Airlines
Thu 1/18:50 amFSD - BOS
2 stops12h 58mUnited Airlines
Deal found 12/21$814
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Wed 12/2411:09 amBOS - FSD
2 stops47h 02mMultiple Airlines
Mon 12/2910:01 amFSD - BOS
1 stop12h 56mMultiple Airlines
Deal found 12/22$821
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/245:59 amBOS - FSD
2 stops10h 46mAmerican Airlines
Mon 12/297:11 amFSD - BOS
2 stops9h 33mAmerican Airlines
Deal found 12/22$1,223

Find 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 December 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$339
(Delta)

Popular in

March

Cheapest in

January

Average price

$484
Provider with most accurate pricing for Boston Logan Intl-Sioux Falls Joe Foss Field flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Sioux Falls Joe Foss Field flights.
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From Boston Logan Intl to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 23, 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

Tue 1/6

5:50 am-12:22 pm

1 stop7h 32m

Sioux Falls Joe Foss Field

Sat 1/10

10:50 am-7:38 pm

1 stop7h 48m

$339

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 1/6

6:00 am-10:47 am

1 stop5h 47m

Sioux Falls Joe Foss Field

Sat 1/10

9:00 am-9:57 pm

2 stops11h 57m

$344

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 6/12

6:00 am-10:32 am

1 stop5h 32m

Sioux Falls Joe Foss Field

Sat 6/20

3:16 pm-11:08 pm

1 stop6h 52m

$369

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 6/12

7:10 am-12:28 pm

1 stop6h 18m

Sioux Falls Joe Foss Field

Sat 6/20

4:09 pm-10:20 pm

1 stop5h 11m

$379

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Thu 1/8

6:00 am-10:47 am

1 stop5h 47m

Sioux Falls Joe Foss Field

Mon 1/12

6:00 am-2:02 pm

1 stop7h 02m

$394

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 12/27

6:00 am-9:11 am

2 stops52h 11m

$354

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 1/2

6:51 pm-12:01 am

1 stop6h 10m

$469

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 1/2

9:30 am-8:00 pm

2 stops11h 30m

$474

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 12/27

7:45 am-9:56 pm

1 stop15h 11m

$526

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Compare providers for flights from Boston to Sioux Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Sioux Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Sioux Falls flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Boston-Sioux Falls flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Boston-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Sioux Falls flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, July is the cheapest month in which you can book a flight from Boston to Sioux Falls (average of $243). Flying from Boston to Sioux Falls in March is currently the most expensive (average of $422). 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 December 23, 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 evening, which can drop the price by up to 78% 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 December 23, 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
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,014 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,105 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Boston to Sioux Falls?

    Departing from Boston to Sioux Falls will take you 5h 47m. The distance between Boston and Sioux Falls is about 1298 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boston to Sioux Falls round-trip?

    Flying on Delta is currently your cheapest option to Sioux Falls, with prices starting at $274. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $275 and $314, respectively. These flights start at 41% 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, July is the cheapest month in which you can book a flight from Boston to Sioux Falls (average of $243). Flying from Boston to Sioux Falls in March is currently the most expensive (average of $422). 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

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall

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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.
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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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$275Average$433FlexibilityNo cancel feeOn-time71%
DeltaCheapest$282Average$515FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$314Average$581FlexibilityNo cancel feeOn-time69%

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