BUF - SDF

$120 Find Cheap Flights from Buffalo to Louisville - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$239
Typical prices: $325-$584
Southwest
Sun 10/14Sat 10/20
BUF - SDF • 1 stop
Cheapest one-way
$120
Typical prices: $178-$275
Southwest
Wed 10/31
BUF - SDF • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Buffalo and Louisville. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 21% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Atlanta Hartsfield-Jackson (ATL)
Cheapest • Avg $335 (round-trip)
Chicago Midway (MDW)
Shortest trip • 3h 59m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

Cheap Flights from Buffalo to Louisville (BUF-SDF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buffalo to Louisville

Wed, Oct 14 - Tue, Oct 20
Southwest Logo
8:00 am - 1:25 pmBUF  Buffalo-SDF Louisville Intl
5h 25m1 stop Tampa
Southwest Logo
3:55 pm - 10:25 pmSDF  Louisville Intl-BUF Buffalo
6h 30m1 stop Baltimore/Washington
$239Southwest
Wed, Oct 14 - Tue, Oct 20
Southwest Logo
8:00 am - 1:25 pmBUF  Buffalo-SDF Louisville Intl
5h 25m1 stop Tampa
Southwest Logo
4:00 pm - 10:25 pmSDF  Louisville Intl-BUF Buffalo
6h 25m2 stops Nashville Intl Baltimore/Washington
$245Southwest
Thu, Jan 21 - Thu, Jan 21
Southwest Logo
8:10 am - 12:55 pmBUF  Buffalo-SDF Louisville Intl
4h 45m1 stop Baltimore/Washington
Southwest Logo
2:00 pm - 9:45 pmSDF  Louisville Intl-BUF Buffalo
7h 45m1 stop Tampa
$269Southwest
Wed, Oct 14 - Mon, Oct 19
Southwest Logo
8:00 am - 1:25 pmBUF  Buffalo-SDF Louisville Intl
5h 25m1 stop Tampa
Southwest Logo
5:40 pm - 11:10 pmSDF  Louisville Intl-BUF Buffalo
5h 30m1 stop Tampa
$269Southwest
Fri, Oct 23 - Tue, Oct 27
American Airlines Logo
2:55 pm - 9:30 pmBUF  Buffalo-SDF Louisville Intl
6h 35m1 stop Washington, D.C. Reagan-National
American Airlines Logo
6:07 pm - 11:59 pmSDF  Louisville Intl-BUF Buffalo
5h 52m1 stop Chicago O'Hare Intl
$270American Airlines
Fri, Nov 13 - Mon, Nov 16
American Airlines Logo
5:13 am - 10:47 amBUF  Buffalo-SDF Louisville Intl
5h 34m1 stop Washington, D.C. Reagan-National
American Airlines Logo
1:14 pm - 6:05 pmSDF  Louisville Intl-BUF Buffalo
4h 51m1 stop Chicago O'Hare Intl
$285American Airlines
Fri, Oct 16 - Mon, Oct 19
Delta Logo
6:15 am - 9:59 amBUF  Buffalo-SDF Louisville Intl
3h 44m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:38 pm - 11:59 pmSDF  Louisville Intl-BUF Buffalo
6h 21m1 stop Detroit Metropolitan Wayne County
$285Delta
Mon, Oct 19 - Sat, Oct 31
Delta Logo
6:00 am - 11:10 amBUF  Buffalo-SDF Louisville Intl
5h 10m1 stop New York LaGuardia
Delta Logo
2:50 pm - 8:48 pmSDF  Louisville Intl-BUF Buffalo
5h 58m1 stop New York LaGuardia
$292Delta
Fri, Oct 16 - Mon, Oct 19
Delta Logo
6:15 am - 9:59 amBUF  Buffalo-SDF Louisville Intl
3h 44m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:38 pm - 11:59 pmSDF  Louisville Intl-BUF Buffalo
6h 21m1 stop Detroit Metropolitan Wayne County
$309Delta
Thu, Dec 10 - Sun, Dec 13
American Airlines Logo
5:13 am - 10:47 amBUF  Buffalo-SDF Louisville Intl
5h 34m1 stop Washington, D.C. Reagan-National
American Airlines Logo
1:14 pm - 6:05 pmSDF  Louisville Intl-BUF Buffalo
4h 51m1 stop Chicago O'Hare Intl
$337American Airlines
Booking Insights

Price, demand and travel trends for Buffalo to Louisville flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Buffalo to Louisville with more confidence.

How much is a round-trip flight from Buffalo to Louisville?

Round-trip flights from Buffalo to Louisville start at $239. Prices are below average for this route right now, with typical round-trip fares ranging from $325 to $584. The lowest price found in the past 5 days was $239 on Southwest.

Find deals

Key details for Buffalo to Louisville flights

Low season

January

Cheapest flight

$120
Most popular time to fly and prices are also 21% lower on average.
Flight from Buffalo to Louisville

When to book flights from Buffalo to Louisville

Are your dates flexible? Find out the best times to travel from Buffalo to Louisville based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Buffalo to Louisville flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Buffalo to Louisville?

    Flights from Buffalo to Louisville usually depart from Buffalo (BUF) and arrive at Louisville Intl (SDF).

  • What cabin classes can I book on flights from Buffalo to Louisville?

    Only Economy Class is available on flights from Buffalo to Louisville.

  • Which airports do connecting flights from Buffalo to Louisville pass through?

    One-stop flights from Buffalo to Louisville most commonly connect through:

    • Detroit Metropolitan Wayne County (DTW) - 41% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 17% of one-stop connections
    • Baltimore/Washington (BWI) - 10% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 10% of one-stop connections

    Detroit Metropolitan Wayne County (DTW) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Buffalo to Louisville?

    Yes. Being flexible with your travel dates can save you up to 43% on the Buffalo to Louisville route. Monday is the cheapest departure day at $335 round-trip on average, while Wednesday is the most expensive at $584, a difference of $249. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Louisville?

    Some of the most popular sights in Louisville are Louisville Waterfront Park and Masonic Widows and Orphans Home. These are among the most viewed places in Louisville on KAYAK.

  • How long is a flight from Buffalo to Louisville?

    A nonstop flight from Buffalo to Louisville takes 0h 00m, covering 493 miles.

  • Do I need a passport to fly from Buffalo to Louisville?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Buffalo to Louisville changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $239 to $946. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Buffalo to Louisville looking right now?

    One-way fares from Buffalo to Louisville are currently lower than usual. Average one-way flight prices are about $197, which is 29% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Buffalo to Louisville?

    Flying via Chicago Midway (MDW) gives the shortest average 1-stop total travel time at 3h 59m, compared with 4h 02m via Charlotte Douglas (CLT) and 4h 10m via Washington, D.C. Dulles Intl (IAD).

  • What car rental options are available at Louisville Intl Airport (SDF)?

    Louisville Intl Airport (SDF) hosts 5 major car rental companies, with daily rates starting from around $32 for economy cars. Top options include:
    • Hertz
    • Dollar
    • Alamo
    • Thrifty
    • Budget

  • How much should I expect to pay for a Buffalo to Louisville flight?

    Round-trip flights from Buffalo to Louisville range from $325 to $584, with an average of $377 over the past 12 months. Anything below $325 counts as a good deal.

Your guide to booking Buffalo to Louisville flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Wednesday. On this route, Monday flights average $335 - about $249 less than Wednesday (43% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Buffalo to Louisville trip for April. Fares historically average $300 round-trip in that month - typically $433 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Louisville Intl Airport.
    - Best Western Louisville Airport Expo
    - Days Inn by Wyndham Louisville Airport Fair and Expo Center
    - Baymont by Wyndham Louisville Airport South

More options for your flight from Buffalo to Louisville

Complete your trip to Louisville with a hotel stay or car rental

Car rentals in Louisville
Hotels in Louisville
Vacations in Louisville