266 € Cheap Flights from Buffalo Niagara to Louisville Muhammad Ali International

Compare Buffalo Niagara to Louisville Muhammad Ali International flight deals

Find the cheapest month or even day of the year to fly to Louisville Muhammad Ali International

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Flight deals from Buffalo Niagara to Louisville Muhammad Ali International

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport? If you want to travel next month, return fares start from 284 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Buffalo Niagara to Louisville Muhammad Ali International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Louisville Muhammad Ali International flights are currently cheapest in September.

Buffalo Niagara to Louisville Muhammad Ali International: Alternative routes

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

Buffalo to Louisville: Flight information

The things to know before you go.
Cheapest flight found266 €
Cheapest month to flyAugust

Finding cheap flights from Buffalo Niagara to Louisville Muhammad Ali International: Frequently asked questions

The best price we found for a return flight from Buffalo Niagara to Louisville Muhammad Ali International is 266 €. 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 Buffalo Niagara to Louisville Muhammad Ali International. But we found flights with one or more stops from 266 €.
As of August 2026, there are no flights flying from Buffalo Niagara to Louisville Muhammad Ali International.
The cheapest month to fly from Buffalo Niagara to Louisville Muhammad Ali International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport on Monday, 31 August 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and Louisville Muhammad Ali International 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 Louisville Muhammad Ali International 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 Louisville is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Southwest Airlines offers the cheapest flight tickets to Louisville Muhammad Ali International.

Travelling from Buffalo Niagara Airport (BUF) to Louisville Muhammad Ali International Airport (SDF): what you need to know

  • To ensure you get on your BUF to SDF flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • During popular months like August, you'll want to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead for an international flight whenever you're flying during a high season in general.

  • If you'd like to include a stop along the way, simply deselect 'Direct flights only' when searching for your ticket from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport. Here are the most popular stopovers between BUF and SDF:

    • Washington Ronald Reagan Airport

    • Washington Dulles Airport

    • Chicago Midway Airport

How to find the cheapest flights from Buffalo Niagara Airport (BUF) to Louisville Muhammad Ali International Airport (SDF)

  • The cheapest price we've seen for a one-way Buffalo Niagara Airport to Louisville Muhammad Ali International Airport flight is 120 €. A return fare right now is 266 €. Depending on the availability when you book, these fares may change.

  • To pick up cheap tickets from BUF to SDF, book as early as you can. Airlines typically offer their best fares when flights are first made available.

  • Finding cheap flights from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport is easier if you're flexible with your trip dates. Use the 'Whole month' function to see the lowest prices across every month and land a great deal.

  • Landing cheap flights from BUF to SDF is easy with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as a new discounted fare appears.

  • Pick your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport.

Handy information about Buffalo Niagara Airport (BUF)

  • BUF's address is Genesee Street.

  • When it comes to the on-time performance of Buffalo Niagara Airport, 74% of flights arrive within the expected timeframe.

  • To reach Buffalo Niagara Airport from central Buffalo, it takes around 20 minutes if you're travelling by car. Of course, this depends on traffic. It's approximately 16 kilometres from the airport to the city centre.

  • Expect a journey time of about 40 minutes when using public transport.

  • Catching an early flight from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra precious sleep) by choosing one of these hotels near BUF:

Arriving at Louisville Muhammad Ali International Airport (SDF)

When to fly to Louisville Muhammad Ali International Airport (SDF)

  • The quietest month for a flight from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport is March, while July is the busiest. Choose the ideal time to visit Louisville based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Before locking in your flight from Buffalo Niagara Airport to Louisville Muhammad Ali International Airport, consider the kind of weather you enjoy. July is the warmest month in Louisville, with temperatures ranging from 17ºC (63ºF) to 33ºC (91ºF).

  • For cooler conditions, search for a cheap ticket from BUF to SDF in January. Average temperatures are between -8ºC (18ºF) and 9ºC (48ºF) then.

Explore more of the United States

  • You've done Louisville, now it's time to explore other corners of the United States. Travel around 434 kilometres north-west to Chicago to tick off its popular sights. From Millennium Park to Art Institute of Chicago and Willis Tower, you'll have a full itinerary ahead.

  • Around 290 kilometres north-east of Louisville, Columbus is another favourite stop in the United States. Experience this destination's highlights firsthand at Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.

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