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Cheap flights from Buffalo to Louisville from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Louisville departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to Louisville

Cheap round-trip flights

Delta Logo
7:30 pm - 12:01 amBUF-SDF
4h 31m1 stop
Delta Logo
5:00 pm - 10:57 pmSDF-BUF
5h 57m1 stop
$257Delta
Find Deal
Tue, Oct 28 - Fri, Oct 31
Delta Logo
7:30 pm - 12:01 amBUF-SDF
4h 31m1 stop
Delta Logo
5:00 pm - 10:57 pmSDF-BUF
5h 57m1 stop
$267Delta
Find Deal
Mon, Oct 27 - Fri, Oct 31
American Airlines Logo
6:42 pm - 11:24 pmBUF-SDF
4h 42m1 stop
American Airlines Logo
8:18 am - 12:24 pmSDF-BUF
4h 06m1 stop
$288American Airlines
Find Deal
Tue, Oct 21 - Fri, Oct 24
American Airlines Logo
6:49 pm - 11:15 pmBUF-SDF
4h 26m1 stop
American Airlines Logo
6:12 pm - 10:04 pmSDF-BUF
3h 52m1 stop
$291American Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
United Airlines Logo
12:15 pm - 10:29 pmBUF-SDF
10h 14m2 stops
United Airlines Logo
2:35 pm - 6:46 pmSDF-BUF
4h 11m1 stop
$322United Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 4
Southwest Logo
6:50 am - 12:25 pmBUF-SDF
5h 35m1 stop
Southwest Logo
12:50 pm - 5:25 pmSDF-BUF
4h 35m1 stop
$326Southwest
Find Deal
Wed, Oct 1 - Sun, Oct 5
Southwest Logo
7:40 am - 3:15 pmBUF-SDF
7h 35m2 stops
Southwest Logo
5:35 pm - 12:05 amSDF-BUF
6h 30m1 stop
$341Southwest
Find Deal
Wed, Oct 1 - Sun, Oct 5
Logo
7:41 pm - 9:19 amBUF-SDF
13h 38m1 stop
Logo
10:14 am - 11:22 amSDF-BUF
25h 08m2 stops
$353
Find Deal
Sun, Sep 28 - Wed, Oct 1
Logo
7:41 pm - 9:19 amBUF-SDF
13h 38m1 stop
Logo
10:14 am - 6:46 pmSDF-BUF
8h 32m2 stops
$392
Find Deal
Sun, Sep 21 - Thu, Sep 25
United Airlines Logo
2:50 pm - 9:02 pmBUF-SDF
6h 12m1 stop
United Airlines Logo
1:58 pm - 10:42 pmSDF-BUF
8h 44m2 stops
$395United Airlines
Find Deal
Wed, Sep 24 - Tue, Sep 30

United Airlines flights from Buffalo to Louisville

Our best United Airlines deals on Buffalo to Louisville flight tickets
United Airlines
Oct 28
BUF12:15 pmBuffalo
10h 14m
2 stops
SDF10:29 pmLouisville Intl
Nov 4
SDF2:35 pmLouisville Intl
4h 11m
1 stop
BUF6:46 pmBuffalo
$322
Find similar
United Airlines
Sep 24
BUF2:50 pmBuffalo
6h 12m
1 stop
SDF9:02 pmLouisville Intl
Sep 30
SDF1:58 pmLouisville Intl
8h 44m
2 stops
BUF10:42 pmBuffalo
$395
Find similar
United Airlines
Sep 24
BUF10:40 amBuffalo
8h 18m
2 stops
SDF6:58 pmLouisville Intl
Sep 30
SDF7:20 amLouisville Intl
6h 52m
2 stops
BUF2:12 pmBuffalo
$400
Find similar

Delta flights from Buffalo to Louisville

Our best Delta deals on Buffalo to Louisville flight tickets
Delta
Oct 28
BUF7:30 pmBuffalo
4h 31m
1 stop
SDF12:01 amLouisville Intl
Oct 31
SDF5:00 pmLouisville Intl
5h 57m
1 stop
BUF10:57 pmBuffalo
$257
Find similar
Delta
Oct 27
BUF7:30 pmBuffalo
4h 31m
1 stop
SDF12:01 amLouisville Intl
Oct 31
SDF5:00 pmLouisville Intl
5h 57m
1 stop
BUF10:57 pmBuffalo
$267
Find similar
Delta
Oct 27
BUF7:30 pmBuffalo
4h 31m
1 stop
SDF12:01 amLouisville Intl
Nov 3
SDF6:00 amLouisville Intl
5h 01m
1 stop
BUF11:01 amBuffalo
$277
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Louisville 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, momondo users made 832,500 searches. Data last updated September 8, 2025.
Use the filters below to find and compare flights from Buffalo to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 10/28

7:30 pm-12:01 am

1 stop4h 31m

Louisville Intl

Fri 10/31

5:00 pm-10:57 pm

1 stop5h 57m

$257

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 10/27

7:30 pm-12:01 am

1 stop4h 31m

Louisville Intl

Fri 10/31

5:00 pm-10:57 pm

1 stop5h 57m

$267

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 10/21

6:42 pm-11:24 pm

1 stop4h 42m

Louisville Intl

Fri 10/24

8:18 am-12:24 pm

1 stop4h 06m

$288

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Fri 9/26

6:49 pm-11:15 pm

1 stop4h 26m

Louisville Intl

Mon 9/29

6:12 pm-10:04 pm

1 stop3h 52m

$291

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 10/28

12:15 pm-10:29 pm

2 stops10h 14m

Louisville Intl

Tue 11/4

2:35 pm-6:46 pm

1 stop4h 11m

$322

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 10/1

6:50 am-12:25 pm

1 stop5h 35m

Louisville Intl

Sun 10/5

12:50 pm-5:25 pm

1 stop4h 35m

$326

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 10/1

7:40 am-3:15 pm

2 stops7h 35m

Louisville Intl

Sun 10/5

5:35 pm-12:05 am

1 stop6h 30m

$341

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sun 9/28

7:41 pm-9:19 am

1 stop13h 38m

Louisville Intl

Wed 10/1

10:14 am-11:22 am

2 stops25h 08m

$353

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sun 9/21

7:41 pm-9:19 am

1 stop13h 38m

Louisville Intl

Thu 9/25

10:14 am-6:46 pm

2 stops8h 32m

$392

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 9/24

2:50 pm-9:02 pm

1 stop6h 12m

Louisville Intl

Tue 9/30

1:58 pm-10:42 pm

2 stops8h 44m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from Buffalo to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from Buffalo is on a Friday. momondo users have found tickets for Friday departures for as low as $337. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Buffalo to Louisville on a Monday will generally be more expensive and average around $489. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Louisville?

Our data shows that the cheapest Buffalo to Louisville flights are usually those with departure times in the morning. Our users have found flights to Louisville in the morning for as low as $371. In the evening is when there is more demand to fly to Louisville, so prices are often more expensive at around $508 per ticket.

When to book flights from Buffalo to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Louisville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Louisville (BUF to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Louisville

Direct flights

None
There are no direct flights from Buffalo to Louisville. There are no popular flight routes from Buffalo to Louisville.
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  • How far is Buffalo to Louisville Intl by plane?

    The distance between Buffalo and Louisville Intl is about 482.0 mi. By plane, this route typically takes 3h 31m.

  • When did momondo last update prices for flights from Buffalo Airport to Louisville Intl Airport?

    Prices for flights from Buffalo Airport to Louisville Intl Airport are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to Louisville Intl Airport?

  • How old do you have to be to fly from Buffalo Airport to Louisville Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The required travel and health documents for your Louisville Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to Louisville?

Best airlines flying from Buffalo to Louisville

Compare and see reviews for airlines that fly from Buffalo to Louisville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $250Free CancellationRating
7.9
7,966 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
Shepherdsville
New Albany
Corydon
Elizabeth
Charlestown
Springfield
Brandenburg
Georgetown

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Louisville?

It is quick and easy to find Buffalo to Louisville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Louisville that suits you.

Can I find flights from Buffalo to Louisville with flexible booking policies on momondo?

Flights from Buffalo to Louisville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to Louisville?

momondo helps you find the best flight between Buffalo and Louisville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Buffalo to Louisville right now. Can momondo alert me if prices change?

Price alerts on flights to Louisville from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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