Cheap Flights from Sioux Falls (FSD) to Buffalo (BUF)

Compare Sioux Falls to Buffalo Niagara flight deals

Find the cheapest month or even day of the year to fly to Buffalo Niagara

Book the best Buffalo Niagara fare with no extra fees

Flight deals from Sioux Falls to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from Sioux Falls Airport to Buffalo Niagara Airport? If you want to travel next month, return fares start from $636. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Sioux Falls to Buffalo Niagara

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sioux Falls to Buffalo Niagara flights are currently cheapest in July.

Sioux Falls to Buffalo Niagara: Alternative routes

Compare routes from Sioux Falls to Buffalo below. You may find an airport to fly into that's cheaper, faster, or easier than Buffalo Niagara.

Sioux Falls to Buffalo: Flight information

The things to know before you go.
Cheapest flight found$636
Cheapest month to flyJuly

Finding cheap flights from Sioux Falls to Buffalo Niagara: Frequently asked questions

The best price we found for a return flight from Sioux Falls to Buffalo Niagara is $636. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Sioux Falls to Buffalo Niagara. But we found flights with one or more stops from $636.
As of June 2026, there are no flights flying from Sioux Falls to Buffalo Niagara.
The cheapest month to fly from Sioux Falls to Buffalo Niagara is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sioux Falls Airport to Buffalo Niagara Airport on Wednesday, 1 July 2026.
No airlines currently offer direct flights between Sioux Falls Airport and Buffalo Niagara Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buffalo Niagara but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buffalo is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Buffalo Niagara.

Travelling from Sioux Falls Airport (FSD) to Buffalo Niagara Airport (BUF): what you need to know

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably board your FSD to BUF flight.

  • Be prepared for bigger queues in popular months like May. Arriving up to four hours in advance for an international flight and two hours for a domestic departure will help ensure a smooth travel experience.

  • We make it a breeze to book a flight with a stopover. To see all your options for tickets from Sioux Falls Airport to Buffalo Niagara Airport, deselect 'Direct flights only.' Then, pick a flight with a stop long enough to explore the city of your choice. Stopovers between FSD and BUF include:

    • Chicago O'Hare International Airport

    • Minneapolis St Paul Airport

    • Nashville Airport

How to find the cheapest flights from Sioux Falls Airport (FSD) to Buffalo Niagara Airport (BUF)

  • $522 is currently the best price for a one-way Sioux Falls Airport to Buffalo Niagara Airport flight. Return flights start from $636. These fares may change based on availability.

  • To pick up cheap tickets from FSD to BUF, book as early as you can. Airlines generally offer the most competitive fares when flights are first released.

  • Finding cheap flights from Sioux Falls Airport to Buffalo Niagara Airport is easy if you can be flexible with your travel dates. Use the 'Whole month' search function to see the best prices throughout the month and bag a great deal.

  • Landing cheap flights from FSD to BUF is a cinch with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when a new deal comes up.

  • Discover the right flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Sioux Falls Airport to Buffalo Niagara Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and number of stops.

Handy information about Sioux Falls Airport (FSD)

  • FSD is located at 2801 Jaycee Lane.

  • When it comes to the on-time performance of Sioux Falls Airport, 70% of flights complete their journey on time.

  • Sioux Falls Airport is about 10 kilometres from central Sioux Falls. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 15 minutes or so to arrive, depending on the traffic.

  • The trip on public transport typically takes 35 minutes.

  • Have an early flight from Sioux Falls Airport to Buffalo Niagara Airport? Avoid rushing to the airport (and enjoy a little extra shut-eye) by picking one of these hotels close to FSD:

Arriving at Buffalo Niagara Airport (BUF)

  • If you're arriving on a late Sioux Falls Airport to Buffalo Niagara Airport flight, few things beat the convenience of being close to the terminal. Pick up your bags from the carousel and then be showered and sleeping soon after at one of these accommodation options near BUF:

  • Go wherever you want, whenever you want with a Buffalo Niagara Airport rental car. Pick up a set of wheels from Dollar, Hertz or Budget and see more of Buffalo and beyond.

  • To get the best deal, reserve your vehicle from Buffalo Niagara Airport around two weeks before your trip.

When to fly to Buffalo Niagara Airport (BUF)

  • The quietest month for a flight from Sioux Falls Airport to Buffalo Niagara Airport is March, while August is the busiest. Choose the best time to visit Buffalo based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • The warmest month in Buffalo is July, with temperatures ranging between 15ºC (59ºF) and 29ºC (84ºF). Book your flights from Sioux Falls Airport to Buffalo Niagara Airport in this month if this is the type of weather you enjoy.

  • January has average temperatures of between -10ºC (14ºF) and 2ºC (36ºF). Look for cheap tickets from FSD to BUF sometime then if you like cooler conditions.

Explore more of the United States

  • You've done Buffalo, now it's time to discover other corners of the United States. Journey about 467 kilometres south-east to New York to check off its top attractions. From Central Park to Statue of Liberty and Metropolitan Museum of Art, your itinerary will be busy.

  • If you want to check out another major stop in the United States, consider Philadelphia, about 451 kilometres south-east of Buffalo. Independence Hall, Liberty Bell and Philadelphia Museum of Art are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.