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Cheap flights from Buffalo to Louisville from $132

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 5/27. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:52 pm - 8:51 am
BUF
-
SDF
12h 59m
1 stop
Multiple Airlines Logo
12:20 pm - 10:41 am
SDF
-
BUF
22h 21m
2 stops
$244Multiple Airlines
Sat, May 30 - Wed, Jun 3
American Airlines Logo
7:31 pm - 12:28 am
BUF
-
SDF
4h 57m
1 stop
American Airlines Logo
3:22 pm - 10:49 pm
SDF
-
BUF
7h 27m
1 stop
$295American Airlines
Wed, Jun 3 - Tue, Jun 9
Southwest Logo
3:10 pm - 8:35 pm
BUF
-
SDF
5h 25m
1 stop
Southwest Logo
5:35 am - 2:20 pm
SDF
-
BUF
8h 45m
2 stops
$300Southwest
Wed, Jun 3 - Tue, Jun 9
United Airlines Logo
6:00 am - 10:23 am
BUF
-
SDF
4h 23m
1 stop
United Airlines Logo
5:20 am - 10:16 am
SDF
-
BUF
4h 56m
1 stop
$303United Airlines
Sat, May 30 - Wed, Jun 3
Southwest Logo
3:10 pm - 10:55 pm
BUF
-
SDF
7h 45m
2 stops
Southwest Logo
5:35 am - 2:20 pm
SDF
-
BUF
8h 45m
2 stops
$305Southwest
Wed, Jun 3 - Tue, Jun 9
American Airlines Logo
7:28 pm - 12:25 am
BUF
-
SDF
4h 57m
1 stop
American Airlines Logo
2:36 pm - 9:57 pm
SDF
-
BUF
7h 21m
1 stop
$311American Airlines
Mon, May 18 - Thu, May 21
Delta Logo
4:55 pm - 9:19 pm
BUF
-
SDF
4h 24m
1 stop
Delta Logo
6:00 am - 11:13 am
SDF
-
BUF
5h 13m
1 stop
$319Delta
Mon, May 18 - Wed, May 20
Multiple Airlines Logo
7:52 pm - 8:36 am
BUF
-
SDF
36h 44m
2 stops
Multiple Airlines Logo
3:46 pm - 7:07 pm
SDF
-
BUF
27h 21m
1 stop
$325Multiple Airlines
Mon, Jul 27 - Mon, Aug 3
American Airlines Logo
4:57 pm - 10:19 pm
BUF
-
SDF
5h 22m
1 stop
American Airlines Logo
6:56 pm - 12:09 am
SDF
-
BUF
5h 13m
1 stop
$333American Airlines
Fri, May 29 - Mon, Jun 1
Multiple Airlines Logo
11:35 am - 11:26 am
BUF
-
SDF
23h 51m
2 stops
Multiple Airlines Logo
3:46 pm - 7:07 pm
SDF
-
BUF
27h 21m
1 stop
$336Multiple Airlines
Tue, Jul 28 - Mon, Aug 3

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American Airlines flights from Buffalo to Louisville

Our best American Airlines deals on Buffalo to Louisville flight tickets
American Airlines
Jun 3
BUF7:31 pmBuffalo
4h 57m
1 stop
SDF12:28 amLouisville Intl
Jun 9
SDF3:22 pmLouisville Intl
7h 27m
1 stop
BUF10:49 pmBuffalo
$295
American Airlines
May 18
BUF7:28 pmBuffalo
4h 57m
1 stop
SDF12:25 amLouisville Intl
May 21
SDF2:36 pmLouisville Intl
7h 21m
1 stop
BUF9:57 pmBuffalo
$311
American Airlines
May 29
BUF4:57 pmBuffalo
5h 22m
1 stop
SDF10:19 pmLouisville Intl
Jun 1
SDF6:56 pmLouisville Intl
5h 13m
1 stop
BUF12:09 amBuffalo
$333

Southwest flights from Buffalo to Louisville

Our best Southwest deals on Buffalo to Louisville flight tickets
Southwest
Jun 3
BUF3:10 pmBuffalo
5h 25m
1 stop
SDF8:35 pmLouisville Intl
Jun 9
SDF5:35 amLouisville Intl
8h 45m
2 stops
BUF2:20 pmBuffalo
$300
Southwest
Jun 3
BUF3:10 pmBuffalo
7h 45m
2 stops
SDF10:55 pmLouisville Intl
Jun 9
SDF5:35 amLouisville Intl
8h 45m
2 stops
BUF2:20 pmBuffalo
$305
Southwest
May 30
BUF12:30 pmBuffalo
8h 20m
2 stops
SDF8:50 pmLouisville Intl
Jun 3
SDF10:30 amLouisville Intl
7h 45m
2 stops
BUF6:15 pmBuffalo
$348

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 April 16, 2026.
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

Cheapest round-trip

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 5/30

7:52 pm-8:51 am

1 stop12h 59m

Louisville Intl

Wed 6/3

12:20 pm-10:41 am

2 stops22h 21m

$244

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 6/3

7:31 pm-12:28 am

1 stop4h 57m

Louisville Intl

Tue 6/9

3:22 pm-10:49 pm

1 stop7h 27m

$295

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 6/3

3:10 pm-8:35 pm

1 stop5h 25m

Louisville Intl

Tue 6/9

5:35 am-2:20 pm

2 stops8h 45m

$300
Quickest round-trip

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 5/30

6:00 am-10:23 am

1 stop4h 23m

Louisville Intl

Wed 6/3

5:20 am-10:16 am

1 stop4h 56m

$303

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 6/3

3:10 pm-10:55 pm

2 stops7h 45m

Louisville Intl

Tue 6/9

5:35 am-2:20 pm

2 stops8h 45m

$305

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 5/18

7:28 pm-12:25 am

1 stop4h 57m

Louisville Intl

Thu 5/21

2:36 pm-9:57 pm

1 stop7h 21m

$311

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 5/18

4:55 pm-9:19 pm

1 stop4h 24m

Louisville Intl

Wed 5/20

6:00 am-11:13 am

1 stop5h 13m

$319

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 7/27

7:52 pm-8:36 am

2 stops36h 44m

Louisville Intl

Mon 8/3

3:46 pm-7:07 pm

1 stop27h 21m

$325

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Fri 5/29

4:57 pm-10:19 pm

1 stop5h 22m

Louisville Intl

Mon 6/1

6:56 pm-12:09 am

1 stop5h 13m

$333

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 7/28

11:35 am-11:26 am

2 stops23h 51m

Louisville Intl

Mon 8/3

3:46 pm-7:07 pm

1 stop27h 21m

$336

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 airline that flies from Buffalo to Louisville Intl?

American Airlines and Southwest are the most popular carriers operating from Buffalo to Louisville Intl

What airlines fly to Louisville?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Louisville from Buffalo according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 3 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

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

Fastest flight time

4h 22m

Direct flights

None
The fastest flight from Buffalo to Louisville takes 4h 22m
There are no direct flights from Buffalo to Louisville. There are no popular flight routes from Buffalo to Louisville.
Search flight deals

Frequently asked questions about flying from Buffalo to Louisville

  • 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 4h 22m.

  • 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
8,406 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.1
11,593 reviews
Search American Airlines 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
Jeffersonville
Bardstown
New Albany
Shepherdsville
Corydon
Brandenburg
Charlestown
Elizabeth
Springfield
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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