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Sioux Falls

$333+ Cheap flights from Buffalo to Sioux Falls (BUF - 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — FSD
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Buffalo to Sioux Falls

Cheapest flights from Buffalo to Sioux Falls
Explore the most affordable flight options available from Buffalo to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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 2/65:23 pm
BUF
-
FSD
1 stop5h 27m
United Airlines
Sat 2/77:30 am
FSD
-
BUF
2 stops10h 55m
United Airlines
Deal found 1/19$333
This Delta deal was found by Cheapflights users on 1/20. 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 7/117:35 pm
BUF
-
FSD
1 stop4h 11m
Delta
Sat 7/1810:58 am
FSD
-
BUF
1 stop6h 35m
Delta
Deal found 1/20$335
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Fri 2/276:05 am
BUF
-
FSD
1 stop6h 37m
American Airlines
Sun 3/812:14 pm
FSD
-
BUF
1 stop4h 15m
American Airlines
Deal found 1/19$363
This Delta deal was found by Cheapflights users on 1/21. 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 3/126:15 am
BUF
-
FSD
2 stops7h 38m
Delta
Mon 3/161:34 pm
FSD
-
BUF
2 stops8h 21m
Delta
Deal found 1/21$365
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 2/411:00 am
BUF
-
FSD
1 stop4h 36m
United Airlines
Sun 2/87:30 am
FSD
-
BUF
1 stop4h 54m
United Airlines
Deal found 1/19$379

Find flight deals from Buffalo to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$333
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$484
Provider with most accurate pricing for Buffalo-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Sioux Falls Joe Foss Field flights.
Search Deals
From Buffalo to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($155 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 January 21, 2026.
Use the filters below to find and compare flights from Buffalo to Sioux Falls that are best for you.

Fly from

Buffalo

Fly to

Sioux Falls

Route

Depart

Return

Price

BuffaloSioux Falls

BUF - FSD

BUFFSD

Buffalo

Fri 2/6

5:23 pm-9:50 pm

1 stop5h 27m

Sioux Falls Joe Foss Field

Sat 2/7

7:30 am-7:25 pm

2 stops10h 55m

$333

BuffaloSioux Falls

BUF - FSD

BUFFSD

Buffalo

Sat 7/11

7:35 pm-10:46 pm

1 stop4h 11m

Sioux Falls Joe Foss Field

Sat 7/18

10:58 am-6:33 pm

1 stop6h 35m

$335

BuffaloSioux Falls

BUF - FSD

BUFFSD

Buffalo

Fri 2/27

6:05 am-11:42 am

1 stop6h 37m

Sioux Falls Joe Foss Field

Sun 3/8

12:14 pm-5:29 pm

1 stop4h 15m

$363

BuffaloSioux Falls

BUF - FSD

BUFFSD

Buffalo

Thu 3/12

6:15 am-12:53 pm

2 stops7h 38m

Sioux Falls Joe Foss Field

Mon 3/16

1:34 pm-10:55 pm

2 stops8h 21m

$365

BuffaloSioux Falls

BUF - FSD

BUFFSD

Buffalo

Wed 2/4

11:00 am-2:36 pm

1 stop4h 36m

Sioux Falls Joe Foss Field

Sun 2/8

7:30 am-1:24 pm

1 stop4h 54m

$379

BuffaloSioux Falls

BUF - FSD

BUFFSD

Buffalo

Mon 2/2

5:23 pm-9:50 pm

1 stop5h 27m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Compare providers for flights from Buffalo 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 Buffalo to Sioux Falls in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Buffalo-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Sioux Falls flights, Cheapflights users trust Expedia the most. Expedia 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 Buffalo-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 Buffalo to Sioux Falls

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

How much does it cost to fly round-trip from Buffalo to Sioux Falls?

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 January 21, 2026.
Get a feel of what it's like to fly with United Airlines from Buffalo 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.
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Buffalo 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 Buffalo to Sioux Falls?

    Airlines like United Airlines and Delta fly from Buffalo to Sioux Falls in about 4h 11m. The time it takes to get you to your destination can typically vary by up to 1h 16m. There are 905 mi between Buffalo and Sioux Falls. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Buffalo to Sioux Falls round-trip?

    Currently priced at $339, United Airlines will fly you from Buffalo to Sioux Falls and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Users have found that United Airlines is 28% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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.

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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Top airline flying from Buffalo to Sioux Falls

Discover the top airline that operate flights from Buffalo 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$339Average$618FlexibilityNo cancel feeOn-time69%

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