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$114+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FSD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$302
(Mytrip)

One-way from

$114
(Mytrip)

Popular in

January

Cheapest in

April

Average price

$411
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
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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. 6% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/13:14 pmBOS - FSD
1 stop28h 03mMultiple Airlines
Mon 5/510:00 amFSD - BOS
1 stop7h 43mMultiple Airlines
Deal found 4/17$302
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Sat 8/2311:00 amBOS - FSD
1 stop12h 12mUnited Airlines
Thu 9/46:11 pmFSD - BOS
1 stop17h 01mUnited Airlines
Deal found 4/15$435
This Delta deal was found by Cheapflights users on 4/17. 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 5/305:45 amBOS - FSD
1 stop5h 30mDelta
Tue 6/175:15 amFSD - BOS
1 stop8h 54mDelta
Deal found 4/17$437
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/31:47 pmBOS - FSD
1 stop9h 53mAmerican Airlines
Sat 5/105:18 amFSD - BOS
1 stop9h 04mAmerican Airlines
Deal found 4/16$485

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 April 17, 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

Thu 5/1

3:14 pm-6:17 pm

1 stop28h 03m

Sioux Falls Joe Foss Field

Mon 5/5

10:00 am-6:43 pm

1 stop7h 43m

$302

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 8/23

11:00 am-10:12 pm

1 stop12h 12m

Sioux Falls Joe Foss Field

Thu 9/4

6:11 pm-12:12 pm

1 stop17h 01m

$435

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 5/30

5:45 am-10:15 am

1 stop5h 30m

Sioux Falls Joe Foss Field

Tue 6/17

5:15 am-3:09 pm

1 stop8h 54m

$437

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Sat 5/3

1:47 pm-10:40 pm

1 stop9h 53m

Sioux Falls Joe Foss Field

Sat 5/10

5:18 am-3:22 pm

1 stop9h 04m

$485

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 7/4

10:20 am-7:16 pm

1 stop9h 56m

$114

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Fri 7/4

10:39 am-7:16 pm

2 stops9h 37m

$156

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 7/8

7:14 pm-11:59 pm

1 stop5h 45m

$219

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Tue 7/8

6:59 pm-10:42 am

3 stops16h 43m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
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, 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 April 17, 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.

Rainfall in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sioux Falls 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 Sioux Falls when rainfall is around 0.6 in.

Temperature in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sioux Falls, 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 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 April 17, 2025.
Read reviews from past customers who have flown Delta, United Airlines and Allegiant Air from Boston to Sioux Falls. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 United Airlines is currently your cheapest option to Sioux Falls, with prices starting at $425. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $437 and $485, respectively. These flights start at 30% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Sioux Falls one-way?

    The cheapest airlines for a one-way flight from Boston to Sioux Falls are Allegiant Air ($156), American Airlines ($219), and United Airlines ($333).

  • 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.
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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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$325Average$559FlexibilityNo cancel feeOn-time71%
DeltaCheapest$409Average$665FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$427Average$748FlexibilityNo cancel feeOn-time69%

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