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

Southwest is the most popular carrier operating from Louisville Intl to Buffalo

Which airport is the most popular layover for flights between Louisville and Buffalo?

Detroit (DTW) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Louisville to Buffalo?

Flights via Washington, D.C. (IAD) offer the lowest average round-trip price of $501.

Which layover airport has the shortest connection time from Louisville to Buffalo?

Detroit (DTW) has the shortest average layover time for this route: 0h 47m.

Which layover airport has the shortest travel time from Louisville to Buffalo?

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 3h 42m.

What airlines fly to Buffalo?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Buffalo from Louisville according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 4 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Louisville Intl Airport to Buffalo Airport?

Prices for flights from Louisville Intl Airport to Buffalo Airport are updated daily.

How many operators does momondo search for flights from Louisville Intl Airport to Buffalo Airport?

The number of operators available for flights from Louisville Intl Airport to Buffalo Airport is 3 as of August 2025.

How old do you have to be to fly from Louisville Intl Airport to Buffalo Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Buffalo Airport.

What documentation or ID do you need to fly to Buffalo Airport?

The travel and health documents required for your trip to Buffalo Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buffalo Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$188 Cheap Flights from Louisville to Buffalo in 2025

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Find the cheapest flights from Louisville to Buffalo

Round-trip

One-way

Last minute

Cheap round-trip flights

8:02 pm - 12:12 amSDF-BUF

4h 10m1 stop

6:49 pm - 11:15 pmBUF-SDF

4h 26m1 stop

$197American Airlines

Find Deal

Thu, Sep 18 - Mon, Sep 22

7:14 pm - 10:59 pmSDF-BUF

3h 45m1 stop

6:20 am - 9:44 amBUF-SDF

3h 24m1 stop

$208Delta

Find Deal

Thu, Sep 4 - Sun, Sep 7

11:15 am - 5:55 pmSDF-BUF

6h 40m2 stops

6:00 am - 10:31 amBUF-SDF

4h 31m1 stop

$253American Airlines

Find Deal

Thu, Sep 4 - Sun, Sep 7

5:00 pm - 11:14 pmSDF-BUF

6h 14m1 stop

6:03 am - 12:50 pmBUF-SDF

6h 47m1 stop

$259Delta

Find Deal

Thu, Sep 18 - Sun, Sep 21

5:00 pm - 11:14 pmSDF-BUF

6h 14m1 stop

7:30 pm - 11:59 pmBUF-SDF

4h 29m1 stop

$299Delta

Find Deal

Thu, Oct 2 - Mon, Oct 6

5:45 pm - 11:55 pmSDF-BUF

6h 10m1 stop

6:30 am - 9:54 amBUF-SDF

3h 24m1 stop

$337Delta

Find Deal

Fri, Nov 21 - Sun, Nov 23

7:10 pm - 11:30 pmSDF-BUF

4h 20m1 stop

4:25 pm - 10:50 pmBUF-SDF

6h 25m2 stops

$352Southwest

Find Deal

Thu, Sep 18 - Mon, Sep 22

11:50 am - 7:35 pmSDF-BUF

7h 45m2 stops

12:50 pm - 10:50 pmBUF-SDF

10h 00m2 stops

$385Southwest

Find Deal

Thu, Sep 18 - Mon, Sep 22

12:30 pm - 11:38 pmSDF-BUF

11h 08m2 stops

10:20 am - 6:58 pmBUF-SDF

8h 38m2 stops

$463United Airlines

Find Deal

Thu, Aug 14 - Tue, Aug 19

7:00 am - 2:12 pmSDF-BUF

7h 12m2 stops

5:55 pm - 6:33 pmBUF-SDF

24h 38m1 stop

$464United Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 6

United Airlines flights from Louisville to Buffalo

Our best United Airlines deals on Louisville to Buffalo flight tickets

United Airlines

Aug 14

SDF12:30 pmLouisville Intl

11h 08m

2 stops

BUF11:38 pmBuffalo

Aug 19

BUF10:20 amBuffalo

8h 38m

2 stops

SDF6:58 pmLouisville Intl

$463

Find similar

United Airlines

Oct 2

SDF7:00 amLouisville Intl

7h 12m

2 stops

BUF2:12 pmBuffalo

Oct 6

BUF5:55 pmBuffalo

24h 38m

1 stop

SDF6:33 pmLouisville Intl

$464

Find similar

United Airlines

Aug 15

SDF10:00 amLouisville Intl

13h 44m

1 stop

BUF11:44 pmBuffalo

Aug 19

BUF7:05 amBuffalo

6h 12m

1 stop

SDF1:17 pmLouisville Intl

$475

Find similar

American Airlines flights from Louisville to Buffalo

Our best American Airlines deals on Louisville to Buffalo flight tickets

American Airlines

Sep 18

SDF8:02 pmLouisville Intl

4h 10m

1 stop

BUF12:12 amBuffalo

Sep 22

BUF6:49 pmBuffalo

4h 26m

1 stop

SDF11:15 pmLouisville Intl

$197

Find similar

American Airlines

Sep 4

SDF11:15 amLouisville Intl

6h 40m

2 stops

BUF5:55 pmBuffalo

Sep 7

BUF6:00 amBuffalo

4h 31m

1 stop

SDF10:31 amLouisville Intl

$253

Find similar

American Airlines

Oct 9

SDF6:45 amLouisville Intl

3h 56m

1 stop

BUF10:41 amBuffalo

Oct 12

BUF5:01 amBuffalo

6h 51m

1 stop

SDF11:52 amLouisville Intl

$367

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Fly from

Fly to

Route

Depart

Return

Price

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 9/18

8:02 pm-12:12 am

1 stop4h 10m

Buffalo

Mon 9/22

6:49 pm-11:15 pm

1 stop4h 26m

$197

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 9/4

7:14 pm-10:59 pm

1 stop3h 45m

Buffalo

Sun 9/7

6:20 am-9:44 am

1 stop3h 24m

$208

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 9/4

11:15 am-5:55 pm

2 stops6h 40m

Buffalo

Sun 9/7

6:00 am-10:31 am

1 stop4h 31m

$253

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 9/18

5:00 pm-11:14 pm

1 stop6h 14m

Buffalo

Sun 9/21

6:03 am-12:50 pm

1 stop6h 47m

$259

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 10/2

5:00 pm-11:14 pm

1 stop6h 14m

Buffalo

Mon 10/6

7:30 pm-11:59 pm

1 stop4h 29m

$299

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Fri 11/21

5:45 pm-11:55 pm

1 stop6h 10m

Buffalo

Sun 11/23

6:30 am-9:54 am

1 stop3h 24m

$337

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 9/18

7:10 pm-11:30 pm

1 stop4h 20m

Buffalo

Mon 9/22

4:25 pm-10:50 pm

2 stops6h 25m

$352

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 9/18

11:50 am-7:35 pm

2 stops7h 45m

Buffalo

Mon 9/22

12:50 pm-10:50 pm

2 stops10h 00m

$385

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 8/14

12:30 pm-11:38 pm

2 stops11h 08m

Buffalo

Tue 8/19

10:20 am-6:58 pm

2 stops8h 38m

$463

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 10/2

7:00 am-2:12 pm

2 stops7h 12m

Buffalo

Mon 10/6

5:55 pm-6:33 pm

1 stop24h 38m

$464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Buffalo

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

Layovers

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of May, then book flights to Buffalo from Louisville during March instead. Flights to Buffalo in March, while not as cheap as those in May, still average around $325.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Tuesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $313. Flights from Louisville to Buffalo on a Sunday will generally be more expensive and average around $549. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

In the evening is the cheapest time of day to fly from Louisville to Buffalo when you can find flight prices for as low as $297. Flying to Buffalo in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $402 per ticket.

How have Louisville to Buffalo flight prices changed over time?

As of August 2025, prices for Louisville to Buffalo flights are approximately 30% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Buffalo according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Buffalo (SDF to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Buffalo

Best Price Found	$188
Fastest flight time	3h 45m
Direct flights	None
Airports in Buffalo	1 airport

The best one-way flight to Buffalo from Louisville in the past 72 hours is $188. The best round-trip flight deal from Louisville to Buffalo found on momondo in the last 72 hours is $197.

The fastest flight from Louisville to Buffalo takes 3h 45m

There are no direct flights from Louisville to Buffalo. Popular non-direct route for this connection is Louisville Intl Airport - Buffalo Airport.

There is 1 airport near Buffalo: Buffalo (BUF)

Search flight deals

How far is Louisville Intl to Buffalo by plane?
A flight from Louisville Intl to Buffalo will travel around 482.0 mi. 3h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Louisville Intl Airport to Buffalo Airport?
Prices for flights from Louisville Intl Airport to Buffalo Airport are updated daily.
How many operators does momondo search for flights from Louisville Intl Airport to Buffalo Airport?
The number of operators available for flights from Louisville Intl Airport to Buffalo Airport is 3 as of August 2025.
How old do you have to be to fly from Louisville Intl Airport to Buffalo Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The travel and health documents required for your trip to Buffalo Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buffalo Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Louisville to Buffalo?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Louisville to Buffalo is American Airlines (44% of total bookings). The next most popular airlines are Delta (40%) and United Airlines (16%).

Best airlines flying from Louisville to Buffalo

Compare and see reviews for airlines that fly from Louisville to Buffalo with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $236	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $290	Free Cancellation	Rating 7.4 8,904 reviews	Search United Airlines flights
Delta	PriceFrom $292	Free Cancellation	Rating 8.0 7,983 reviews	Search Delta flights

Batavia

Williamsville

Amherst

Tonawanda

Cheektowaga

Grand Island

Lockport

Orchard Park

West Seneca

East Aurora

Bowmansville

Eden

Angola

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Buffalo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buffalo from Louisville.

Can I find flights from Louisville to Buffalo with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buffalo from Louisville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Louisville to Buffalo?

Once all potential Louisville to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Louisville to Buffalo right now. Can momondo alert me if prices change?

Price alerts on flights to Buffalo from Louisville 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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Cheap flights from Louisville to Buffalo from $188

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Buffalo departing on 8/29. 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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United Airlines flights from Louisville to Buffalo

Our best United Airlines deals on Louisville to Buffalo flight tickets

American Airlines flights from Louisville to Buffalo

Our best American Airlines deals on Louisville to Buffalo flight tickets

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How to get the cheapest flight ticket from Louisville to Buffalo

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 month to fly to Buffalo?

If you aren’t able to travel during the month of May, then book flights to Buffalo from Louisville during March instead. Flights to Buffalo in March, while not as cheap as those in May, still average around $325.

What is the cheapest day to depart on your flight to Buffalo?

What is the cheapest time of day to depart on your flight to Buffalo?

How have Louisville to Buffalo flight prices changed over time?

As of August 2025, prices for Louisville to Buffalo flights are approximately 30% more expensive when compared to flights at the same time last year.

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

Southwest is the most popular carrier operating from Louisville Intl to Buffalo

What airlines fly to Buffalo?

Which airport is the most popular layover for flights between Louisville and Buffalo?

Detroit (DTW) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Louisville to Buffalo?

Flights via Washington, D.C. (IAD) offer the lowest average round-trip price of $501.

Which layover airport has the shortest travel time from Louisville to Buffalo?

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 3h 42m.

Which layover airport has the shortest connection time from Louisville to Buffalo?

Detroit (DTW) has the shortest average layover time for this route: 0h 47m.

When to book flights from Louisville to Buffalo

Cheap Louisville to Buffalo (SDF to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Buffalo

Best Price Found

Fastest flight time

Direct flights

Airports in Buffalo

How far is Louisville Intl to Buffalo by plane?

When did momondo last update prices for flights from Louisville Intl Airport to Buffalo Airport?

How many operators does momondo search for flights from Louisville Intl Airport to Buffalo Airport?

How old do you have to be to fly from Louisville Intl Airport to Buffalo Airport?

What documentation or ID do you need to fly to Buffalo Airport?

What is the most popular airline from Louisville to Buffalo?

Best airlines flying from Louisville to Buffalo

Compare and see reviews for airlines that fly from Louisville to Buffalo with momondo

Traveling to a place near Buffalo?

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Buffalo?

Can I find flights from Louisville to Buffalo with flexible booking policies on momondo?

How can momondo help me find flights from Louisville to Buffalo?

I’m not ready to book a flight from Louisville to Buffalo right now. Can momondo alert me if prices change?

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing New York