SDF - BUF

$175 Find Cheap Flights from Louisville to Buffalo - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$239
Typical prices: $397-$604
Southwest
Sun 10/21Sat 10/27
SDF - BUF • 1 stop
Cheapest one-way
$175
Typical prices: $197-$291
Delta
Tue 10/16
SDF - BUF • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Louisville and Buffalo. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
December
Cheapest • 30% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $291 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 3h 59m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

Cheap Flights from Louisville to Buffalo (SDF-BUF)

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

Recent round-trip flight deals from Louisville to Buffalo

Wed, Oct 21 - Tue, Oct 27
Southwest Logo
5:45 am - 12:00 pmSDF  Louisville Intl-BUF Buffalo
6h 15m1 stop Baltimore/Washington
Southwest Logo
6:15 am - 10:00 amBUF  Buffalo-SDF Louisville Intl
3h 45m1 stop Baltimore/Washington
$239Southwest
Wed, Oct 21 - Wed, Oct 28
Southwest Logo
10:40 am - 3:20 pmSDF  Louisville Intl-BUF Buffalo
4h 40m1 stop Baltimore/Washington
Southwest Logo
2:00 pm - 8:15 pmBUF  Buffalo-SDF Louisville Intl
6h 15m1 stop Chicago Midway
$239Southwest
Wed, Oct 21 - Tue, Oct 27
Southwest Logo
7:10 am - 3:20 pmSDF  Louisville Intl-BUF Buffalo
8h 10m2 stops Nashville Intl Baltimore/Washington
Southwest Logo
11:05 am - 4:30 pmBUF  Buffalo-SDF Louisville Intl
5h 25m1 stop Baltimore/Washington
$245Southwest
Wed, Oct 21 - Wed, Oct 28
Southwest Logo
7:10 am - 3:20 pmSDF  Louisville Intl-BUF Buffalo
8h 10m2 stops Nashville Intl Baltimore/Washington
Southwest Logo
6:15 am - 10:00 amBUF  Buffalo-SDF Louisville Intl
3h 45m1 stop Baltimore/Washington
$245Southwest
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
6:00 am - 11:23 amSDF  Louisville Intl-BUF Buffalo
5h 23m1 stop Washington, D.C. Reagan-National
American Airlines Logo
6:00 am - 10:58 amBUF  Buffalo-SDF Louisville Intl
4h 58m1 stop Washington, D.C. Reagan-National
$365American Airlines
Wed, Nov 25 - Fri, Nov 27
American Airlines Logo
6:12 pm - 12:05 amSDF  Louisville Intl-BUF Buffalo
5h 53m1 stop Washington, D.C. Reagan-National
American Airlines Logo
5:40 pm - 11:00 pmBUF  Buffalo-SDF Louisville Intl
5h 20m1 stop Philadelphia
$385American Airlines
Wed, Oct 28 - Thu, Oct 29
United Airlines Logo
7:00 am - 1:16 pmSDF  Louisville Intl-BUF Buffalo
6h 16m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 1:03 pmBUF  Buffalo-SDF Louisville Intl
7h 03m1 stop Newark
$385United Airlines
Wed, Nov 25 - Fri, Nov 27
American Airlines Logo
6:12 pm - 12:05 amSDF  Louisville Intl-BUF Buffalo
5h 53m1 stop Washington, D.C. Reagan-National
American Airlines Logo
5:40 pm - 11:00 pmBUF  Buffalo-SDF Louisville Intl
5h 20m1 stop Philadelphia
$385American Airlines
Wed, Oct 28 - Thu, Oct 29
United Airlines Logo
6:18 pm - 10:59 pmSDF  Louisville Intl-BUF Buffalo
4h 41m1 stop Newark
United Airlines Logo
6:00 am - 5:02 pmBUF  Buffalo-SDF Louisville Intl
11h 02m2 stops Newark Chicago O'Hare Intl
$390United Airlines
Wed, Oct 28 - Thu, Oct 29
United Airlines Logo
7:00 am - 2:20 pmSDF  Louisville Intl-BUF Buffalo
7h 20m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
10:35 am - 6:32 pmBUF  Buffalo-SDF Louisville Intl
7h 57m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$437United Airlines
Booking Insights

Price, demand and travel trends for Louisville to Buffalo flights

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

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

Round-trip flights from Louisville to Buffalo start at $239. Prices are below average for this route right now, with typical round-trip fares ranging from $397 to $604. The lowest price found in the past 5 days was $239 on Southwest.

What's the cheapest day of the week to fly from Louisville to Buffalo?

Saturday is the cheapest day of the week to fly from Louisville to Buffalo, it is 36% cheaper than the average day. Thursday is the most expensive day with flight prices 21% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Louisville to Buffalo flights

Low season

January

Cheapest flight

$175
Most popular time to fly and prices are also 1% lower on average.
Flight from Louisville to Buffalo

When to book flights from Louisville to Buffalo

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

Your Louisville to Buffalo 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 Louisville to Buffalo?

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

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

    Two cabin classes are available on flights from Louisville to Buffalo:

    • Economy Class
    • First Class

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

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

    • Detroit Metropolitan Wayne County (DTW) - 43% of one-stop connections
    • Baltimore/Washington (BWI) - 24% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 11% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 8% 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 Louisville to Buffalo?

    On the Louisville to Buffalo route, being flexible with your departure day can save you up to 47%. Saturday is the cheapest day at $284 round-trip on average, while Thursday is the most expensive at $533: a $249 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How long is a flight from Louisville to Buffalo?

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

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

    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 Louisville to Buffalo 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 $1,140. That means the highest observed fare was about 5x higher than the lowest one.

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

    One-way fares from Louisville to Buffalo are currently higher than usual. Average one-way flight prices are about $311, which is 23% above the typical average for this route.

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

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 3h 59m, compared with 4h 11m via Washington, D.C. Dulles Intl (IAD) and 4h 17m via Charlotte Douglas (CLT).

  • What car rental options are available at Buffalo Airport (BUF)?

    Buffalo Airport (BUF) hosts 5 major car rental companies, with daily rates starting from around $19 for economy cars. Top options include:
    • Dollar
    • Budget
    • Hertz
    • Alamo
    • Thrifty

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

    Round-trip flights from Louisville to Buffalo range from $397 to $604, with an average of $439 over the past 12 months. Anything below $397 counts as a good deal.

Your guide to booking Louisville to Buffalo 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 Saturday departure instead of Thursday. On this route, Saturday flights average $284 - about $249 less than Thursday (47% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Louisville to Buffalo trip for December. Fares historically average $306 round-trip in that month - typically $454 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Buffalo Airport.
    - Aloft Buffalo Airport
    - Comfort Inn and Suites Buffalo Airport
    - TownePlace Suites by Marriott Buffalo Airport

More options for your flight from Louisville to Buffalo

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

Car rentals in Buffalo
Hotels in Buffalo
Vacations in Buffalo