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Cheap flights from Buffalo to Louisville from $240

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 4/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Buffalo to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
3:40 pm - 8:50 pm
BUF
-
SDF
5h 10m
1 stop
Southwest Logo
3:45 pm - 10:15 pm
SDF
-
BUF
6h 30m
1 stop
$303Southwest
Sat, May 30 - Wed, Jun 3
Southwest Logo
2:00 pm - 8:50 pm
BUF
-
SDF
6h 50m
2 stops
Southwest Logo
3:45 pm - 10:15 pm
SDF
-
BUF
6h 30m
1 stop
$308Southwest
Sat, May 30 - Wed, Jun 3
Delta Logo
3:33 pm - 9:43 pm
BUF
-
SDF
6h 10m
1 stop
Delta Logo
5:30 pm - 11:32 pm
SDF
-
BUF
6h 02m
1 stop
$311Delta
Mon, May 4 - Mon, May 11
Southwest Logo
2:00 pm - 8:50 pm
BUF
-
SDF
6h 50m
2 stops
Southwest Logo
3:30 pm - 10:15 pm
SDF
-
BUF
6h 45m
2 stops
$313Southwest
Sat, May 30 - Wed, Jun 3
United Airlines Logo
7:50 pm - 11:59 pm
BUF
-
SDF
4h 09m
1 stop
United Airlines Logo
3:36 pm - 11:55 pm
SDF
-
BUF
8h 19m
2 stops
$316United Airlines
Mon, May 4 - Mon, May 11
United Airlines Logo
5:55 pm - 10:30 pm
BUF
-
SDF
4h 35m
1 stop
United Airlines Logo
3:36 pm - 11:55 pm
SDF
-
BUF
8h 19m
2 stops
$321United Airlines
Thu, May 14 - Sat, May 16
Delta Logo
6:04 am - 10:40 am
BUF
-
SDF
4h 36m
1 stop
Delta Logo
5:52 pm - 11:59 pm
SDF
-
BUF
6h 07m
1 stop
$345Delta
Tue, Jun 2 - Fri, Jun 5
Southwest Logo
11:25 am - 9:45 pm
BUF
-
SDF
10h 20m
2 stops
Southwest Logo
3:45 pm - 10:15 pm
SDF
-
BUF
6h 30m
1 stop
$350Southwest
Fri, May 29 - Wed, Jun 3
Delta Logo
9:00 am - 1:51 pm
BUF
-
SDF
4h 51m
1 stop
Delta Logo
6:38 pm - 11:59 pm
SDF
-
BUF
5h 21m
1 stop
$353Delta
Fri, Jun 5 - Mon, Jun 8
Southwest Logo
6:00 am - 2:00 pm
BUF
-
SDF
8h 00m
2 stops
Southwest Logo
3:30 pm - 10:15 pm
SDF
-
BUF
6h 45m
2 stops
$355Southwest
Fri, May 29 - Wed, Jun 3

Southwest flights from Buffalo to Louisville

Our best Southwest deals on Buffalo to Louisville flight tickets
Southwest
May 30
BUF3:40 pmBuffalo
5h 10m
1 stop
SDF8:50 pmLouisville Intl
Jun 3
SDF3:45 pmLouisville Intl
6h 30m
1 stop
BUF10:15 pmBuffalo
$303
Southwest
May 30
BUF2:00 pmBuffalo
6h 50m
2 stops
SDF8:50 pmLouisville Intl
Jun 3
SDF3:45 pmLouisville Intl
6h 30m
1 stop
BUF10:15 pmBuffalo
$308
Southwest
May 30
BUF2:00 pmBuffalo
6h 50m
2 stops
SDF8:50 pmLouisville Intl
Jun 3
SDF3:30 pmLouisville Intl
6h 45m
2 stops
BUF10:15 pmBuffalo
$313

Delta flights from Buffalo to Louisville

Our best Delta deals on Buffalo to Louisville flight tickets
Delta
May 4
BUF3:33 pmBuffalo
6h 10m
1 stop
SDF9:43 pmLouisville Intl
May 11
SDF5:30 pmLouisville Intl
6h 02m
1 stop
BUF11:32 pmBuffalo
$311
Delta
Jun 2
BUF4:55 pmBuffalo
7h 30m
1 stop
SDF12:25 amLouisville Intl
Jun 5
SDF6:00 amLouisville Intl
5h 13m
1 stop
BUF11:13 amBuffalo
$345
Delta
Jun 5
BUF4:55 pmBuffalo
4h 24m
1 stop
SDF9:19 pmLouisville Intl
Jun 8
SDF6:38 pmLouisville Intl
5h 21m
1 stop
BUF11:59 pmBuffalo
$353

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 5, 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

3:40 pm-8:50 pm

1 stop5h 10m

Louisville Intl

Wed 6/3

3:45 pm-10:15 pm

1 stop6h 30m

$303

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 5/30

2:00 pm-8:50 pm

2 stops6h 50m

Louisville Intl

Wed 6/3

3:45 pm-10:15 pm

1 stop6h 30m

$308

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 5/4

3:33 pm-9:43 pm

1 stop6h 10m

Louisville Intl

Mon 5/11

5:30 pm-11:32 pm

1 stop6h 02m

$311

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 5/30

2:00 pm-8:50 pm

2 stops6h 50m

Louisville Intl

Wed 6/3

3:30 pm-10:15 pm

2 stops6h 45m

$313

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 5/4

7:50 pm-11:59 pm

1 stop4h 09m

Louisville Intl

Mon 5/11

3:36 pm-11:55 pm

2 stops8h 19m

$316

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Thu 5/14

5:55 pm-10:30 pm

1 stop4h 35m

Louisville Intl

Sat 5/16

3:36 pm-11:55 pm

2 stops8h 19m

$321

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 6/2

6:04 am-10:40 am

1 stop4h 36m

Louisville Intl

Fri 6/5

5:52 pm-11:59 pm

1 stop6h 07m

$345

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Fri 5/29

11:25 am-9:45 pm

2 stops10h 20m

Louisville Intl

Wed 6/3

3:45 pm-10:15 pm

1 stop6h 30m

$350
Quickest round-trip

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Fri 6/5

9:00 am-1:51 pm

1 stop4h 51m

Louisville Intl

Mon 6/8

6:38 pm-11:59 pm

1 stop5h 21m

$353

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Fri 5/29

6:00 am-2:00 pm

2 stops8h 00m

Louisville Intl

Wed 6/3

3:30 pm-10:15 pm

2 stops6h 45m

$355

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 airline that flies from Buffalo to Louisville Intl?

Delta and United Airlines 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 49% 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 19m

Direct flights

None
The fastest flight from Buffalo to Louisville takes 4h 19m
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 19m.

  • 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
8,386 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.1
11,555 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
Elizabeth
Charlestown
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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