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Cheap flights from Buffalo to Louisville from $117

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 9/22. 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
1 adult, Economy, 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.
Delta Logo
6:01 am - 1:27 pm
BUF
-
SDF
7h 26m
1 stop
Delta Logo
2:34 pm - 7:08 pm
SDF
-
BUF
4h 34m
1 stop
$233Delta
Tue, Aug 4 - Tue, Aug 18
Delta Logo
6:10 am - 9:59 am
BUF
-
SDF
3h 49m
1 stop
Delta Logo
5:40 pm - 11:59 pm
SDF
-
BUF
6h 19m
1 stop
$263Delta
Fri, Oct 16 - Mon, Oct 19
United Airlines Logo
6:00 am - 2:37 pm
BUF
-
SDF
8h 37m
2 stops
United Airlines Logo
5:15 am - 9:24 am
SDF
-
BUF
4h 09m
1 stop
$282United Airlines
Tue, Aug 4 - Tue, Aug 18
Delta Logo
6:01 am - 1:27 pm
BUF
-
SDF
7h 26m
1 stop
Delta Logo
2:34 pm - 7:08 pm
SDF
-
BUF
4h 34m
1 stop
$285Delta
Tue, Aug 4 - Tue, Aug 18
United Airlines Logo
6:15 am - 10:23 am
BUF
-
SDF
4h 08m
1 stop
United Airlines Logo
9:00 am - 7:00 pm
SDF
-
BUF
10h 00m
2 stops
$290United Airlines
Thu, Aug 6 - Tue, Aug 11
Southwest Logo
12:00 pm - 8:35 pm
BUF
-
SDF
8h 35m
2 stops
Southwest Logo
6:15 pm - 11:40 pm
SDF
-
BUF
5h 25m
2 stops
$295Southwest
Tue, Sep 22 - Mon, Oct 5
United Airlines Logo
10:30 am - 4:38 pm
BUF
-
SDF
6h 08m
1 stop
United Airlines Logo
5:15 am - 9:28 am
SDF
-
BUF
4h 13m
1 stop
$303United Airlines
Sat, Aug 15 - Wed, Aug 19
United Airlines Logo
6:04 pm - 11:59 pm
BUF
-
SDF
5h 55m
1 stop
United Airlines Logo
5:15 am - 9:28 am
SDF
-
BUF
4h 13m
1 stop
$312United Airlines
Mon, Aug 10 - Thu, Aug 13
United Airlines Logo
6:00 am - 2:37 pm
BUF
-
SDF
8h 37m
2 stops
United Airlines Logo
5:15 am - 9:24 am
SDF
-
BUF
4h 09m
1 stop
$314United Airlines
Tue, Aug 4 - Tue, Aug 18
Southwest Logo
9:40 am - 3:30 pm
BUF
-
SDF
5h 50m
1 stop
Southwest Logo
3:20 pm - 10:40 pm
SDF
-
BUF
7h 20m
2 stops
$324Southwest
Thu, Aug 6 - Mon, Aug 10

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United Airlines flights from Buffalo to Louisville

Our best United Airlines deals on Buffalo to Louisville flight tickets
United Airlines
Aug 4
BUF6:00 amBuffalo
8h 37m
2 stops
SDF2:37 pmLouisville Intl
Aug 18
SDF5:15 amLouisville Intl
4h 09m
1 stop
BUF9:24 amBuffalo
$282
United Airlines
Aug 6
BUF6:15 amBuffalo
4h 08m
1 stop
SDF10:23 amLouisville Intl
Aug 11
SDF9:00 amLouisville Intl
10h 00m
2 stops
BUF7:00 pmBuffalo
$290
United Airlines
Aug 15
BUF10:30 amBuffalo
6h 08m
1 stop
SDF4:38 pmLouisville Intl
Aug 19
SDF5:15 amLouisville Intl
4h 13m
1 stop
BUF9:28 amBuffalo
$303

Southwest flights from Buffalo to Louisville

Our best Southwest deals on Buffalo to Louisville flight tickets
Southwest
Sep 22
BUF12:00 pmBuffalo
8h 35m
2 stops
SDF8:35 pmLouisville Intl
Oct 5
SDF6:15 pmLouisville Intl
5h 25m
2 stops
BUF11:40 pmBuffalo
$295
Southwest
Aug 6
BUF9:40 amBuffalo
5h 50m
1 stop
SDF3:30 pmLouisville Intl
Aug 10
SDF3:20 pmLouisville Intl
7h 20m
2 stops
BUF10:40 pmBuffalo
$324
Southwest
Sep 11
BUF11:25 amBuffalo
4h 05m
1 stop
SDF3:30 pmLouisville Intl
Sep 12
SDF1:15 pmLouisville Intl
7h 15m
1 stop
BUF8:30 pmBuffalo
$333

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 July 15, 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

Tue 8/4

6:01 am-1:27 pm

1 stop7h 26m

Louisville Intl

Tue 8/18

2:34 pm-7:08 pm

1 stop4h 34m

$233
Quickest round-trip

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Fri 10/16

6:10 am-9:59 am

1 stop3h 49m

Louisville Intl

Mon 10/19

5:40 pm-11:59 pm

1 stop6h 19m

$263

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 8/4

6:00 am-2:37 pm

2 stops8h 37m

Louisville Intl

Tue 8/18

5:15 am-9:24 am

1 stop4h 09m

$282

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 8/4

6:01 am-1:27 pm

1 stop7h 26m

Louisville Intl

Tue 8/18

2:34 pm-7:08 pm

1 stop4h 34m

$285

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Thu 8/6

6:15 am-10:23 am

1 stop4h 08m

Louisville Intl

Tue 8/11

9:00 am-7:00 pm

2 stops10h 00m

$290

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 9/22

12:00 pm-8:35 pm

2 stops8h 35m

Louisville Intl

Mon 10/5

6:15 pm-11:40 pm

2 stops5h 25m

$295

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Sat 8/15

10:30 am-4:38 pm

1 stop6h 08m

Louisville Intl

Wed 8/19

5:15 am-9:28 am

1 stop4h 13m

$303

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Mon 8/10

6:04 pm-11:59 pm

1 stop5h 55m

Louisville Intl

Thu 8/13

5:15 am-9:28 am

1 stop4h 13m

$312

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Tue 8/4

6:00 am-2:37 pm

2 stops8h 37m

Louisville Intl

Tue 8/18

5:15 am-9:24 am

1 stop4h 09m

$314

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

Thu 8/6

9:40 am-3:30 pm

1 stop5h 50m

Louisville Intl

Mon 8/10

3:20 pm-10:40 pm

2 stops7h 20m

$324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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?

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

What airlines fly to Louisville?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Louisville from Buffalo according to our data. Delta is the first choice among our users, with 48% 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

3h 49m

Direct flights

None
The fastest flight from Buffalo to Louisville takes 3h 49m
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 3h 49m.

  • 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
American AirlinesPriceFrom $294Free CancellationRating
7.1
11,806 reviews
Search American Airlines flights
DeltaPriceFrom $300Free CancellationRating
7.8
8,469 reviews
Search Delta flights

Traveling to a place near Louisville?

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

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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