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Cheap flights from Buffalo to Louisville from $149

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 4/23. 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.
Delta Logo
12:07 pm - 4:30 pm
BUF
-
SDF
4h 23m
1 stop
Delta Logo
5:04 pm - 11:13 pm
SDF
-
BUF
6h 09m
1 stop
$247Delta
Tue, Mar 24 - Tue, Mar 31
American Airlines Logo
4:04 pm - 11:03 pm
BUF
-
SDF
6h 59m
2 stops
American Airlines Logo
7:50 am - 12:51 pm
SDF
-
BUF
5h 01m
1 stop
$252American Airlines
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
2:49 pm - 7:42 pm
BUF
-
SDF
4h 53m
1 stop
United Airlines Logo
10:00 am - 6:49 pm
SDF
-
BUF
8h 49m
2 stops
$261United Airlines
Wed, Mar 25 - Wed, Apr 1
Delta Logo
7:38 pm - 11:57 pm
BUF
-
SDF
4h 19m
1 stop
Delta Logo
5:04 pm - 11:13 pm
SDF
-
BUF
6h 09m
1 stop
$272Delta
Mon, Mar 23 - Wed, Mar 25
American Airlines Logo
5:30 am - 10:58 am
BUF
-
SDF
5h 28m
1 stop
American Airlines Logo
5:06 pm - 9:18 pm
SDF
-
BUF
4h 12m
1 stop
$277American Airlines
Sat, Mar 28 - Sat, Mar 28
American Airlines Logo
5:30 am - 10:58 am
BUF
-
SDF
5h 28m
1 stop
American Airlines Logo
5:06 pm - 9:18 pm
SDF
-
BUF
4h 12m
1 stop
$278American Airlines
Sat, Mar 28 - Sat, Mar 28
Delta Logo
6:15 am - 12:03 pm
BUF
-
SDF
5h 48m
1 stop
Delta Logo
5:52 pm - 11:59 pm
SDF
-
BUF
6h 07m
1 stop
$281Delta
Tue, May 19 - Tue, May 26
United Airlines Logo
10:23 am - 7:42 pm
BUF
-
SDF
9h 19m
2 stops
United Airlines Logo
1:58 pm - 8:46 pm
SDF
-
BUF
6h 48m
1 stop
$286United Airlines
Wed, Mar 18 - Fri, Mar 20
American Airlines Logo
6:02 pm - 11:20 pm
BUF
-
SDF
5h 18m
1 stop
American Airlines Logo
6:00 am - 11:26 am
SDF
-
BUF
5h 26m
1 stop
$287American Airlines
Thu, Mar 26 - Sat, Mar 28
United Airlines Logo
5:29 pm - 10:13 pm
BUF
-
SDF
4h 44m
1 stop
United Airlines Logo
1:58 pm - 11:56 pm
SDF
-
BUF
9h 58m
2 stops
$294United Airlines
Mon, Mar 23 - Wed, Mar 25

United Airlines flights from Buffalo to Louisville

Our best United Airlines deals on Buffalo to Louisville flight tickets
United Airlines
Mar 25
BUF2:49 pmBuffalo
4h 53m
1 stop
SDF7:42 pmLouisville Intl
Apr 1
SDF10:00 amLouisville Intl
8h 49m
2 stops
BUF6:49 pmBuffalo
$261
United Airlines
Mar 18
BUF10:23 amBuffalo
9h 19m
2 stops
SDF7:42 pmLouisville Intl
Mar 20
SDF1:58 pmLouisville Intl
6h 48m
1 stop
BUF8:46 pmBuffalo
$286
United Airlines
Mar 23
BUF5:29 pmBuffalo
4h 44m
1 stop
SDF10:13 pmLouisville Intl
Mar 25
SDF1:58 pmLouisville Intl
9h 58m
2 stops
BUF11:56 pmBuffalo
$294

Southwest flights from Buffalo to Louisville

Our best Southwest deals on Buffalo to Louisville flight tickets
Southwest
Apr 15
BUF1:10 pmBuffalo
7h 25m
2 stops
SDF8:35 pmLouisville Intl
Apr 19
SDF7:00 amLouisville Intl
8h 25m
2 stops
BUF3:25 pmBuffalo
$352
Southwest
Apr 16
BUF5:45 amBuffalo
9h 15m
2 stops
SDF3:00 pmLouisville Intl
Apr 16
SDF4:45 pmLouisville Intl
6h 35m
1 stop
BUF11:20 pmBuffalo
$355
Southwest
Apr 23
BUF12:40 pmBuffalo
9h 30m
2 stops
SDF10:10 pmLouisville Intl
Apr 27
SDF2:40 pmLouisville Intl
8h 40m
2 stops
BUF11:20 pmBuffalo
$366

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 February 26, 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

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 3/24

12:07 pm-4:30 pm

1 stop4h 23m

Louisville Intl

Tue 3/31

5:04 pm-11:13 pm

1 stop6h 09m

$247

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 3/24

4:04 pm-11:03 pm

2 stops6h 59m

Louisville Intl

Tue 3/31

7:50 am-12:51 pm

1 stop5h 01m

$252

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 3/25

2:49 pm-7:42 pm

1 stop4h 53m

Louisville Intl

Wed 4/1

10:00 am-6:49 pm

2 stops8h 49m

$261

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 3/23

7:38 pm-11:57 pm

1 stop4h 19m

Louisville Intl

Wed 3/25

5:04 pm-11:13 pm

1 stop6h 09m

$272

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 3/28

5:30 am-10:58 am

1 stop5h 28m

Louisville Intl

Sat 3/28

5:06 pm-9:18 pm

1 stop4h 12m

$277

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 3/28

5:30 am-10:58 am

1 stop5h 28m

Louisville Intl

Sat 3/28

5:06 pm-9:18 pm

1 stop4h 12m

$278

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 5/19

6:15 am-12:03 pm

1 stop5h 48m

Louisville Intl

Tue 5/26

5:52 pm-11:59 pm

1 stop6h 07m

$281

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Wed 3/18

10:23 am-7:42 pm

2 stops9h 19m

Louisville Intl

Fri 3/20

1:58 pm-8:46 pm

1 stop6h 48m

$286

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Thu 3/26

6:02 pm-11:20 pm

1 stop5h 18m

Louisville Intl

Sat 3/28

6:00 am-11:26 am

1 stop5h 26m

$287

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 3/23

5:29 pm-10:13 pm

1 stop4h 44m

Louisville Intl

Wed 3/25

1:58 pm-11:56 pm

2 stops9h 58m

$294

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

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 34m

Direct flights

None
The fastest flight from Buffalo to Louisville takes 3h 34m
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 34m.

  • 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
8,237 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.2
11,352 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
Bardstown
Jeffersonville
Shepherdsville
New Albany
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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