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.

What is the cheapest airline that flies from Buffalo to Louisville Intl?

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

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?

There is 1 operator available for flights from Buffalo Airport to Louisville Intl Airport as of January 2026.

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.

$118 Cheap Flights from Buffalo to Louisville in 2026

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Find the cheapest flights from Buffalo to Louisville

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Cheap round-trip flights

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6:03 am - 10:01 am

BUF

SDF

3h 58m1 stop

5:49 pm - 11:26 pm

SDF

BUF

5h 37m1 stop

$195Delta

qua, fev 11 - ter, fev 17

6:00 am - 10:50 am

BUF

SDF

4h 50m1 stop

4:50 pm - 10:50 pm

SDF

BUF

6h 00m2 stops

$200American Airlines

qua, fev 11 - ter, fev 17

6:00 am - 10:50 am

BUF

SDF

4h 50m1 stop

7:20 pm - 11:41 pm

SDF

BUF

4h 21m1 stop

$235American Airlines

qui, jan 29 - qui, jan 29

6:00 am - 2:48 pm

BUF

SDF

8h 48m2 stops

7:20 pm - 11:41 pm

SDF

BUF

4h 21m1 stop

$240American Airlines

qui, jan 29 - qui, jan 29

6:00 am - 12:15 pm

BUF

SDF

6h 15m1 stop

5:45 am - 4:00 pm

SDF

BUF

10h 15m1 stop

$281Southwest

dom, mar 15 - qua, mar 18

3:45 pm - 10:10 pm

BUF

SDF

6h 25m2 stops

6:25 am - 1:55 pm

SDF

BUF

7h 30m2 stops

$286Southwest

qua, fev 11 - ter, fev 17

12:26 pm - 5:59 pm

BUF

SDF

5h 33m1 stop

6:44 pm - 10:57 pm

SDF

BUF

4h 13m1 stop

$295Delta

qui, fev 19 - dom, fev 22

12:25 pm - 6:11 pm

BUF

SDF

5h 46m1 stop

5:00 pm - 10:52 pm

SDF

BUF

5h 52m1 stop

$299Delta

ter, jan 27 - qui, jan 29

3:55 pm - 10:40 pm

BUF

SDF

6h 45m2 stops

5:55 pm - 12:40 am

SDF

BUF

6h 45m1 stop

$300Southwest

sex, mar 6 - seg, mar 9

6:00 am - 3:15 pm

BUF

SDF

9h 15m2 stops

5:00 pm - 10:40 pm

SDF

BUF

5h 40m2 stops

$306Southwest

dom, mar 15 - qua, mar 18

United Airlines flights from Buffalo to Louisville

Our best United Airlines deals on Buffalo to Louisville flight tickets

United Airlines

Jan 17

BUF1:59 pmBuffalo

6h 29m

1 stop

SDF8:28 pmLouisville Intl

Jan 20

SDF2:05 pmLouisville Intl

6h 24m

1 stop

BUF8:29 pmBuffalo

$321

United Airlines

Jan 17

BUF2:49 pmBuffalo

8h 34m

2 stops

SDF11:23 pmLouisville Intl

Jan 20

SDF2:05 pmLouisville Intl

6h 24m

1 stop

BUF8:29 pmBuffalo

$326

United Airlines

Mar 6

BUF6:07 amBuffalo

7h 10m

2 stops

SDF1:17 pmLouisville Intl

Mar 9

SDF1:58 pmLouisville Intl

9h 58m

2 stops

BUF11:56 pmBuffalo

$343

Delta flights from Buffalo to Louisville

Our best Delta deals on Buffalo to Louisville flight tickets

Delta

Feb 11

BUF6:03 amBuffalo

3h 58m

1 stop

SDF10:01 amLouisville Intl

Feb 17

SDF5:49 pmLouisville Intl

5h 37m

1 stop

BUF11:26 pmBuffalo

$195

Delta

Feb 19

BUF12:26 pmBuffalo

5h 33m

1 stop

SDF5:59 pmLouisville Intl

Feb 22

SDF6:44 pmLouisville Intl

4h 13m

1 stop

BUF10:57 pmBuffalo

$295

Delta

Jan 27

BUF12:25 pmBuffalo

5h 46m

1 stop

SDF6:11 pmLouisville Intl

Jan 29

SDF5:00 pmLouisville Intl

5h 52m

1 stop

BUF10:52 pmBuffalo

$299

Fly from

Fly to

Route

Depart

Return

Price

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

qua 2/11

6:03 am-10:01 am

1 stop3h 58m

Louisville Intl

ter 2/17

5:49 pm-11:26 pm

1 stop5h 37m

$195

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

qua 2/11

6:00 am-10:50 am

1 stop4h 50m

Louisville Intl

ter 2/17

4:50 pm-10:50 pm

2 stops6h 00m

$200

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

qui 1/29

6:00 am-10:50 am

1 stop4h 50m

Louisville Intl

qui 1/29

7:20 pm-11:41 pm

1 stop4h 21m

$235

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

qui 1/29

6:00 am-2:48 pm

2 stops8h 48m

Louisville Intl

qui 1/29

7:20 pm-11:41 pm

1 stop4h 21m

$240

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

dom 3/15

6:00 am-12:15 pm

1 stop6h 15m

Louisville Intl

qua 3/18

5:45 am-4:00 pm

1 stop10h 15m

$281

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

qua 2/11

3:45 pm-10:10 pm

2 stops6h 25m

Louisville Intl

ter 2/17

6:25 am-1:55 pm

2 stops7h 30m

$286

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

qui 2/19

12:26 pm-5:59 pm

1 stop5h 33m

Louisville Intl

dom 2/22

6:44 pm-10:57 pm

1 stop4h 13m

$295

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

ter 1/27

12:25 pm-6:11 pm

1 stop5h 46m

Louisville Intl

qui 1/29

5:00 pm-10:52 pm

1 stop5h 52m

$299

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

sex 3/6

3:55 pm-10:40 pm

2 stops6h 45m

Louisville Intl

seg 3/9

5:55 pm-12:40 am

1 stop6h 45m

$300

BuffaloLouisville

BUF - SDF

BUFSDF

Buffalo

dom 3/15

6:00 am-3:15 pm

2 stops9h 15m

Louisville Intl

qua 3/18

5:00 pm-10:40 pm

2 stops5h 40m

$306

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

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

Prices

Airlines

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 35m
Direct flights	None

The fastest flight from Buffalo to Louisville takes 3h 35m

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 35m.
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?
There is 1 operator available for flights from Buffalo Airport to Louisville Intl Airport as of January 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Buffalo to Louisville is Delta, representing 100% of all bookings.

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
Delta	PriceFrom $250	Free Cancellation	Rating 7.9 8,025 reviews		Search Delta flights

French Lick

Elizabethtown

West Baden Springs

Bardstown

Jeffersonville

Shepherdsville

New Albany

Corydon

Elizabeth

Charlestown

Brandenburg

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.