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$311+ Cheap flights from Sioux Falls to Buffalo (FSD - BUF)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BUF
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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Cheap flight deals from Sioux Falls to Buffalo

Cheapest flights from Sioux Falls to Buffalo
Explore the most affordable flight options available from Sioux Falls to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:57 pm
FSD
-
BUF
1 stop9h 04m
American Airlines
Wed 9/96:56 pm
BUF
-
FSD
1 stop6h 33m
American Airlines
Deal found 7/21$311
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:23 pm
FSD
-
BUF
1 stop5h 39m
American Airlines
Mon 8/246:09 pm
BUF
-
FSD
1 stop7h 21m
American Airlines
Deal found 7/20$319
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Thu 8/275:23 pm
FSD
-
BUF
1 stop5h 39m
American Airlines
Sun 8/307:00 am
BUF
-
FSD
1 stop6h 17m
American Airlines
Deal found 7/25$329
This Delta deal was found by Cheapflights users on 7/21. 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 8/201:26 pm
FSD
-
BUF
1 stop3h 57m
Delta
Thu 8/2712:02 pm
BUF
-
FSD
2 stops8h 57m
Delta
Deal found 7/21$334
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:57 pm
FSD
-
BUF
1 stop9h 04m
American Airlines
Thu 8/277:00 am
BUF
-
FSD
1 stop6h 17m
American Airlines
Deal found 7/21$389
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:06 pm
FSD
-
BUF
1 stop5h 01m
United Airlines
Tue 9/18:55 am
BUF
-
FSD
1 stop8h 28m
United Airlines
Deal found 7/20$391

Find flight deals from Sioux Falls to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Buffalo (BUF). 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 July 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$311
(American Airlines)
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Buffalo flights.
Search Deals
From Sioux Falls Joe Foss Field to Buffalo
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Buffalo 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 July 25, 2026.
Use the filters below to find and compare flights from Sioux Falls to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Sun 9/6

12:57 pm-11:01 pm

1 stop9h 04m

Buffalo

Wed 9/9

6:56 pm-12:29 am

1 stop6h 33m

$311

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Tue 8/18

5:23 pm-12:02 am

1 stop5h 39m

Buffalo

Mon 8/24

6:09 pm-12:30 am

1 stop7h 21m

$319
Quickest round-trip

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Thu 8/27

5:23 pm-12:02 am

1 stop5h 39m

Buffalo

Sun 8/30

5:22 am-11:36 am

2 stops7h 14m

$334

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Sat 8/29

3:06 pm-9:07 pm

1 stop5h 01m

Buffalo

Tue 9/1

8:55 am-4:23 pm

1 stop8h 28m

$391

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Sun 9/6

9:35 am-9:11 pm

2 stops10h 36m

Buffalo

Wed 9/9

10:30 am-8:07 pm

2 stops10h 37m

$401
Cheapest one-way

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Fri 8/7

8:08 pm-10:29 am

2 stops37h 21m

$354
Quickest one-way

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Fri 8/7

12:57 pm-11:01 pm

1 stop9h 04m

$452

Sioux FallsBuffalo

FSD - BUF

FSDBUF

Sioux Falls Joe Foss Field

Fri 8/7

11:42 am-11:33 am

3 stops22h 51m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Sorted by cheapest first

Compare providers for flights from Sioux Falls to Buffalo

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 Sioux Falls to Buffalo in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Sioux Falls-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub 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 Sioux Falls-Buffalo 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 Sioux Falls to Buffalo

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

Related info for your journey

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

    There are many flights that can get you from Sioux Falls to Buffalo in 5h 01m. Fly via American Airlines or United Airlines to get the fastest option. Sioux Falls and Buffalo are separated by a distance of 905 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville

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