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$113+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BUF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$232
(American Airlines)

One-way from

$113
(American Airlines)

Popular in

April

Cheapest in

May

Average price

$387
From Louisville Intl to Buffalo
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One-way flight from Louisville Intl to Buffalo
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Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 8/76:10 amSDF - BUF
1 stop4h 54mAmerican Airlines
Thu 8/146:29 amBUF - SDF
1 stop11h 09mAmerican Airlines
Deal found 6/12$232
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 6/304:39 pmSDF - BUF
1 stop6h 41mDelta
Sat 7/56:30 amBUF - SDF
1 stop3h 19mDelta
Deal found 6/11$237
This Southwest deal was found by Cheapflights users on 6/11. 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 8/51:10 pmSDF - BUF
2 stops9h 00mSouthwest
Tue 8/126:50 amBUF - SDF
2 stops8h 25mSouthwest
Deal found 6/11$304
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/811:25 amSDF - BUF
2 stops12h 13mUnited Airlines
Tue 7/156:00 amBUF - SDF
1 stop4h 27mUnited Airlines
Deal found 6/10$314

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 June 12, 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

Thu 8/7

6:10 am-11:04 am

1 stop4h 54m

Buffalo

Thu 8/14

6:29 am-5:38 pm

1 stop11h 09m

$232

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Mon 6/30

4:39 pm-11:20 pm

1 stop6h 41m

Buffalo

Sat 7/5

6:30 am-9:49 am

1 stop3h 19m

$237

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Tue 8/5

1:10 pm-10:10 pm

2 stops9h 00m

Buffalo

Tue 8/12

6:50 am-3:15 pm

2 stops8h 25m

$304

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Tue 7/8

11:25 am-11:38 pm

2 stops12h 13m

Buffalo

Tue 7/15

6:00 am-10:27 am

1 stop4h 27m

$314

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Mon 10/27

2:37 pm-11:54 pm

1 stop9h 17m

$113

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Mon 10/27

12:50 pm-8:45 pm

2 stops7h 55m

$185

LouisvilleBuffalo

SDF - BUF

SDFBUF

Louisville Intl

Wed 6/25

6:00 am-2:54 pm

2 stops8h 54m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 12, 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 June 12, 2025.
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,946 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 American Airlines is currently your cheapest option to Buffalo, with prices starting at $232. Additional round-trip tickets that might be worth considering are offered by Delta and Southwest, with the lowest prices starting at $237 and $304, respectively. Users have found that American Airlines is 48% 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 American Airlines. According to our data, you can fly for as low as $113. Users have also found prices from $185 and $275 on Southwest and United 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
Orchard Park
Batavia
Eden
Cheektowaga
West Seneca

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Alternative routes for Louisville to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$312FlexibilityNo cancel feeOn-time71%
DeltaCheapest$287Average$387FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$290Average$414FlexibilityNo cancel feeOn-time69%

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