HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$119+ Cheap flights from Louisville to Buffalo (SDF - BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BUF
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$237
(Delta)

One-way from

$119
(Delta)

Popular in

January

Cheapest in

March

Average price

$328
Provider with most accurate pricing for Louisville Intl-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Buffalo flights.
Search Deals
From Louisville Intl to Buffalo
Search Deals
One-way flight from Louisville Intl to Buffalo
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Louisville to Buffalo

Cheapest flights from Louisville to Buffalo
Explore the most affordable flight options available from Louisville to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/247:09 pmSDF - BUF
1 stop3h 37mDelta
Sun 5/251:00 pmBUF - SDF
1 stop4h 52mDelta
Deal found 4/29$237
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/36:50 amSDF - BUF
1 stop3h 30mSouthwest
Mon 6/98:30 pmBUF - SDF
1 stop3h 55mSouthwest
Deal found 4/30$272
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:08 amSDF - BUF
1 stop4h 59mAmerican Airlines
Mon 8/185:27 amBUF - SDF
1 stop4h 38mAmerican Airlines
Deal found 4/29$315
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/242:05 pmSDF - BUF
1 stop6h 56mUnited Airlines
Sun 5/256:15 amBUF - SDF
2 stops7h 04mUnited Airlines
Deal found 4/30$339

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville to Buffalo 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Louisville to Buffalo that are best for you.

Fly from

Louisville

Fly to

Buffalo

Route

Depart

Return

Price

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Sat 5/24

7:09 pm-10:46 pm

1 stop3h 37m

Buffalo

Sun 5/25

1:00 pm-5:52 pm

1 stop4h 52m

$237

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Tue 6/3

6:50 am-10:20 am

1 stop3h 30m

Buffalo

Mon 6/9

8:30 pm-12:25 am

1 stop3h 55m

$272

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Sat 5/24

2:05 pm-9:01 pm

1 stop6h 56m

Buffalo

Sun 5/25

6:15 am-1:19 pm

2 stops7h 04m

$339

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Thu 5/15

6:00 am-1:12 pm

1 stop7h 12m

Buffalo

Mon 5/19

2:25 pm-11:44 pm

1 stop9h 19m

$427

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Sat 5/24

7:09 pm-10:46 pm

1 stop3h 37m

$119

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Tue 5/20

7:00 am-6:51 pm

2 stops11h 51m

$161

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Wed 5/14

12:43 pm-10:45 pm

1 stop10h 02m

$223

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Louisville to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Buffalo in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Buffalo flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Buffalo

What is the cheapest month to book a flight from Louisville to Buffalo?

Currently, January is the cheapest month in which you can book a flight from Louisville to Buffalo (average of $256). Flying from Louisville to Buffalo in December is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SDF to BUF?

Find hourly flight availability from Louisville to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

It’s optimal to fly from Louisville to Buffalo in the evening. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the morning.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated May 1, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Louisville to Buffalo. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,294 reviews

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,294 reviews

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Louisville to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Louisville to Buffalo round-trip?

    Flying on Delta is currently your cheapest option to Buffalo, with prices starting at $237. Additional round-trip tickets that might be worth considering are offered by Southwest and United Airlines, with the lowest prices starting at $272 and $339, respectively. Users have found that Delta is 44% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Louisville to Buffalo one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $119. Users have also found prices from $161 and $223 on United Airlines and American Airlines, respectively.

  • Can I find deals for flights from Louisville to Buffalo that include hotel bookings?

    Yes. In addition to deals on Louisville to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Buffalo.

  • Can I find deals for business class flights from Louisville to Buffalo?

    Yes. Cheapflights offers flight deals from Louisville to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Buffalo (average of $256). Flying from Louisville to Buffalo in December is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Williamsville
Amherst
West Seneca
Batavia
Orchard Park
Cheektowaga

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to John F Kennedy Intl flights
Nashville to John F Kennedy Intl flights
Nashville to Newark flights
Nashville to LaGuardia flights
Cincinnati to Newark flights
Cincinnati to LaGuardia flights
Louisville to LaGuardia flights
Louisville to Newark flights
Knoxville to LaGuardia flights
Knoxville to John F Kennedy Intl flights
Louisville to John F Kennedy Intl flights
Lexington to LaGuardia flights
Lexington to Newark flights
Lexington to John F Kennedy Intl flights
Nashville to Buffalo flights
Knoxville to Newark flights
Cincinnati to Stewart flights
Cincinnati to Islip flights
Nashville to Albany flights
Nashville to White Plains flights
Cincinnati to Albany flights
Nashville to Rochester flights
Knoxville to Buffalo flights
Louisville to Albany flights
Knoxville to White Plains flights
Lexington to Albany flights
Nashville to Syracuse flights
Cincinnati to Rochester flights
Cincinnati to Buffalo flights
Cincinnati to White Plains flights
Evansville to John F Kennedy Intl flights
Knoxville to Albany flights
Cincinnati to Syracuse flights
Evansville to Newark flights
Knoxville to Rochester flights
Evansville to LaGuardia flights
Blountville to John F Kennedy Intl flights
Nashville to Stewart flights
Blountville to Syracuse flights
Knoxville to Syracuse flights
Lexington to Buffalo flights
Blountville to Newark flights
Knoxville to Stewart flights
Louisville to White Plains flights
Blountville to LaGuardia flights
Louisville to Stewart flights
Lexington to Rochester flights
Huntington to Newark flights
Louisville to Syracuse flights

Top 3 airlines flying from Louisville to Buffalo

Discover the top 3 airlines that operate flights from Louisville to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$274Average$432FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$274Average$349FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$414FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.