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Cheap flights from Buffalo to Louisville from $148

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 4/8. 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

Enter your travel dates to find the best prices.
Southwest Logo
5:00 pm - 11:20 pm
BUF
-
SDF
6h 20m
1 stop
Southwest Logo
4:25 pm - 8:40 pm
SDF
-
BUF
4h 15m
1 stop
$295Southwest
Sat, Apr 18 - Sat, Apr 25
Southwest Logo
10:15 am - 3:50 pm
BUF
-
SDF
5h 35m
1 stop
Southwest Logo
6:40 am - 4:15 pm
SDF
-
BUF
9h 35m
2 stops
$300Southwest
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
5:30 am - 9:38 am
BUF
-
SDF
4h 08m
1 stop
American Airlines Logo
6:00 am - 11:58 am
SDF
-
BUF
5h 58m
1 stop
$303American Airlines
Mon, Apr 13 - Wed, Apr 15
Southwest Logo
2:00 pm - 8:50 pm
BUF
-
SDF
6h 50m
2 stops
Southwest Logo
5:35 am - 2:15 pm
SDF
-
BUF
8h 40m
2 stops
$305Southwest
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
3:01 pm - 9:30 pm
BUF
-
SDF
6h 29m
1 stop
American Airlines Logo
6:10 pm - 11:19 pm
SDF
-
BUF
5h 09m
1 stop
$311American Airlines
Mon, Apr 20 - Thu, Apr 30
United Airlines Logo
6:02 pm - 10:30 pm
BUF
-
SDF
4h 28m
1 stop
United Airlines Logo
2:20 pm - 11:50 pm
SDF
-
BUF
9h 30m
2 stops
$332United Airlines
Mon, Apr 13 - Wed, Apr 15
American Airlines Logo
6:00 am - 10:46 am
BUF
-
SDF
4h 46m
1 stop
American Airlines Logo
7:52 pm - 11:47 pm
SDF
-
BUF
3h 55m
1 stop
$353American Airlines
Sun, Apr 19 - Mon, Apr 27
American Airlines Logo
5:00 am - 9:41 am
BUF
-
SDF
4h 41m
1 stop
American Airlines Logo
6:56 pm - 12:14 am
SDF
-
BUF
5h 18m
1 stop
$355American Airlines
Tue, Jun 2 - Fri, Jun 5
Southwest Logo
12:40 pm - 4:50 pm
BUF
-
SDF
4h 10m
1 stop
Southwest Logo
5:25 pm - 11:20 pm
SDF
-
BUF
5h 55m
2 stops
$356Southwest
Mon, Apr 20 - Thu, Apr 30
Southwest Logo
12:40 pm - 9:45 pm
BUF
-
SDF
9h 05m
2 stops
Southwest Logo
5:25 pm - 11:20 pm
SDF
-
BUF
5h 55m
2 stops
$361Southwest
Mon, Apr 20 - Thu, Apr 30

United Airlines flights from Buffalo to Louisville

Our best United Airlines deals on Buffalo to Louisville flight tickets
United Airlines
Apr 18
BUF6:55 pmBuffalo
4h 49m
1 stop
SDF11:44 pmLouisville Intl
Apr 25
SDF9:07 amLouisville Intl
9h 06m
2 stops
BUF6:13 pmBuffalo
$300
United Airlines
Apr 13
BUF6:02 pmBuffalo
4h 28m
1 stop
SDF10:30 pmLouisville Intl
Apr 15
SDF2:20 pmLouisville Intl
9h 30m
2 stops
BUF11:50 pmBuffalo
$332
United Airlines
May 5
BUF11:02 amBuffalo
7h 33m
1 stop
SDF6:35 pmLouisville Intl
May 6
SDF11:11 amLouisville Intl
5h 43m
1 stop
BUF4:54 pmBuffalo
$365

Southwest flights from Buffalo to Louisville

Our best Southwest deals on Buffalo to Louisville flight tickets
Southwest
Apr 18
BUF5:00 pmBuffalo
6h 20m
1 stop
SDF11:20 pmLouisville Intl
Apr 25
SDF4:25 pmLouisville Intl
4h 15m
1 stop
BUF8:40 pmBuffalo
$295
Southwest
Apr 18
BUF2:00 pmBuffalo
6h 50m
2 stops
SDF8:50 pmLouisville Intl
Apr 25
SDF5:35 amLouisville Intl
8h 40m
2 stops
BUF2:15 pmBuffalo
$305
Southwest
Apr 20
BUF12:40 pmBuffalo
4h 10m
1 stop
SDF4:50 pmLouisville Intl
Apr 30
SDF5:25 pmLouisville Intl
5h 55m
2 stops
BUF11:20 pmBuffalo
$356

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 March 23, 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 4/18

5:00 pm-11:20 pm

1 stop6h 20m

Louisville Intl

Sat 4/25

4:25 pm-8:40 pm

1 stop4h 15m

$295

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 4/18

10:15 am-3:50 pm

1 stop5h 35m

Louisville Intl

Sat 4/25

6:40 am-4:15 pm

2 stops9h 35m

$300

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 4/13

5:30 am-9:38 am

1 stop4h 08m

Louisville Intl

Wed 4/15

6:00 am-11:58 am

1 stop5h 58m

$303

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 4/18

2:00 pm-8:50 pm

2 stops6h 50m

Louisville Intl

Sat 4/25

5:35 am-2:15 pm

2 stops8h 40m

$305

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 4/20

3:01 pm-9:30 pm

1 stop6h 29m

Louisville Intl

Thu 4/30

6:10 pm-11:19 pm

1 stop5h 09m

$311

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 4/13

6:02 pm-10:30 pm

1 stop4h 28m

Louisville Intl

Wed 4/15

2:20 pm-11:50 pm

2 stops9h 30m

$332
Quickest round-trip

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sun 4/19

6:00 am-10:46 am

1 stop4h 46m

Louisville Intl

Mon 4/27

7:52 pm-11:47 pm

1 stop3h 55m

$353

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 6/2

5:00 am-9:41 am

1 stop4h 41m

Louisville Intl

Fri 6/5

6:56 pm-12:14 am

1 stop5h 18m

$355

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 4/20

12:40 pm-4:50 pm

1 stop4h 10m

Louisville Intl

Thu 4/30

5:25 pm-11:20 pm

2 stops5h 55m

$356

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 4/20

12:40 pm-9:45 pm

2 stops9h 05m

Louisville Intl

Thu 4/30

5:25 pm-11:20 pm

2 stops5h 55m

$361

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

How have Buffalo to Louisville flight prices changed over time?

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

3h 55m

Direct flights

None
The fastest flight from Buffalo to Louisville takes 3h 55m
There are no direct flights from Buffalo to Louisville. There are no popular flight routes from Buffalo to Louisville.
Search flight deals

  • 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 55m.

  • 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
8,319 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.1
11,489 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
Bardstown
West Baden Springs
Jeffersonville
New Albany
Shepherdsville
Corydon
Elizabeth
Brandenburg
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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