$137+ Cheap flights from Buffalo to Louisville (BUF - SDF)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BUF — SDF
Jul 16 — Jul 231

Cheap flight deals from Buffalo to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Louisville (SDF). 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 July 11, 2024.

Popular in

December

Cheapest in

March

Round-trip from

$274
(Delta)

One-way from

$137
(American Airlines)
High demand for flights, 30% potential price rise
Best time to find cheap flights, 28% potential price drop
From Buffalo to Louisville Intl
One-way flight from Buffalo to Louisville Intl

What is the cheapest day to fly round-trip from Buffalo to Louisville?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 35% when planning your travel around this day of the week.

What is the cheapest month to fly from Buffalo to Louisville?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Louisville. Flights to Louisville from Buffalo in March are about $404 on average during March, but can be found for as low as $215.

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

Unlike at noon, when flights are generally more expensive, you can save up to 27% on flights from Buffalo to Louisville by exploring options for tickets in the morning.

Cheap Buffalo to Louisville flights in July & August 2024

Find cheap flight options from Buffalo to Louisville specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,800,118 searches. Prices were last updated on July 11, 2024.
Listed are some of the best fares we've found on flights departing from Buffalo to Louisville in 2024. For more flight deals, be sure to check back very soon.
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/76:15 amBUF - SDF
1 stop3h 31mDelta
Wed 8/146:30 pmSDF - BUF
1 stop5h 50mDelta
Deal found 7/10$274
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/146:30 amBUF - SDF
1 stop5h 13mDelta
Fri 8/166:30 pmSDF - BUF
1 stop5h 50mDelta
Deal found 7/10$284
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/157:34 pmBUF - SDF
1 stop4h 25mDelta
Sun 8/188:20 amSDF - BUF
1 stop6h 44mDelta
Deal found 7/10$314
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 8/146:03 pmBUF - SDF
1 stop4h 41mUnited Airlines
Sat 8/172:35 pmSDF - BUF
2 stops8h 50mUnited Airlines
Deal found 7/10$339
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 8/1410:28 amBUF - SDF
2 stops9h 58mUnited Airlines
Sat 8/172:35 pmSDF - BUF
2 stops8h 50mUnited Airlines
Deal found 7/10$406
This United Airlines deal was found by Cheapflights users on 7/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/146:18 amBUF - SDF
2 stops7h 03mUnited Airlines
Fri 8/166:00 amSDF - BUF
1 stop3h 46mUnited Airlines
Deal found 7/11$431
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 8/146:18 amBUF - SDF
2 stops7h 03mUnited Airlines
Fri 8/166:00 amSDF - BUF
1 stop3h 46mUnited Airlines
Deal found 7/10$463
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 7/246:18 amBUF - SDF
1 stop4h 26mUnited Airlines
Thu 8/296:00 amSDF - BUF
1 stop3h 37mUnited Airlines
Deal found 7/10$475
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 7/146:17 amBUF - SDF
1 stop4h 27mUnited Airlines
Mon 7/156:00 amSDF - BUF
1 stop3h 46mUnited Airlines
Deal found 7/10$630

Buffalo to Louisville 2024 flight deals

Discover exclusive flight deals for travel between Buffalo and Louisville in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,800,118 searches. Data last updated July 11, 2024.
Listed are some of the best fares we've found on flights departing from Buffalo to Louisville in 2024. For more flight deals, be sure to check back very soon.
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/76:15 amBUF - SDF
1 stop3h 31mDelta
Wed 8/146:30 pmSDF - BUF
1 stop5h 50mDelta
Deal found 7/10$274
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/146:30 amBUF - SDF
1 stop5h 13mDelta
Fri 8/166:30 pmSDF - BUF
1 stop5h 50mDelta
Deal found 7/10$284
This Delta deal was found by Cheapflights users on 7/9. 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.
Tue 11/52:20 pmBUF - SDF
1 stop6h 43mDelta
Sun 11/106:05 amSDF - BUF
1 stop16h 56mDelta
Deal found 7/9$295
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/157:34 pmBUF - SDF
1 stop4h 25mDelta
Sun 8/188:20 amSDF - BUF
1 stop6h 44mDelta
Deal found 7/10$314
This American Airlines deal was found by Cheapflights users on 7/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/116:20 amBUF - SDF
1 stop4h 10mAmerican Airlines
Sun 10/138:22 pmSDF - BUF
1 stop3h 37mAmerican Airlines
Deal found 7/10$334
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 8/146:03 pmBUF - SDF
1 stop4h 41mUnited Airlines
Sat 8/172:35 pmSDF - BUF
2 stops8h 50mUnited Airlines
Deal found 7/10$339
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/146:50 pmBUF - SDF
1 stop5h 08mDelta
Sat 11/1612:40 pmSDF - BUF
1 stop4h 52mDelta
Deal found 7/10$346
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Fri 10/116:00 pmBUF - SDF
1 stop4h 15mUnited Airlines
Tue 10/1510:00 amSDF - BUF
1 stop4h 24mUnited Airlines
Deal found 7/10$394
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 8/1410:28 amBUF - SDF
2 stops9h 58mUnited Airlines
Sat 8/172:35 pmSDF - BUF
2 stops8h 50mUnited Airlines
Deal found 7/10$406

Buffalo to Louisville flights leaving soon

Find last-minute flight options from Buffalo to Louisville for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,800,118 searches. Data last updated July 11, 2024.
Have a look at some of the flights available from Buffalo to Louisville departing last-minute. Tip: verify your flight details before completing your reservation.
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 7/246:18 amBUF - SDF
1 stop4h 26mUnited Airlines
Thu 8/296:00 amSDF - BUF
1 stop3h 37mUnited Airlines
Deal found 7/10$475
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 7/146:17 amBUF - SDF
1 stop4h 27mUnited Airlines
Mon 7/156:00 amSDF - BUF
1 stop3h 46mUnited Airlines
Deal found 7/10$630
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 7/146:17 amBUF - SDF
1 stop4h 27mUnited Airlines
Mon 7/158:45 amSDF - BUF
2 stops10h 13mUnited Airlines
Deal found 7/10$635
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 7/146:00 amBUF - SDF
2 stops14h 12mUnited Airlines
Mon 7/152:35 pmSDF - BUF
2 stops8h 50mUnited Airlines
Deal found 7/10$1,397

One-way flights to Louisville from Buffalo

Search for one-way flight options from Buffalo to Louisville. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,800,118 searches. Data last updated July 11, 2024.
Take a look at some of the best available options we've come across on one-way flights from Buffalo to Louisville. Those needing a return flight from Buffalo to Louisville can use the search form above.
This American Airlines deal was found by Cheapflights users on 7/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/712:10 pmBUF - SDF
1 stop5h 27mAmerican Airlines
Deal found 7/10$137
This United deal was found by Cheapflights users on 7/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/76:18 amBUF - SDF
2 stops14h 08mUnited Airlines
Deal found 7/10$248

Find flights from Buffalo to Louisville within your budget

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, Cheapflights users made 2,800,118 searches. Data last updated July 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$274 - $406

Route

Depart

Return

Price

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Wed 8/7

1 stop3h 31m

Louisville Intl

Wed 8/14

1 stop5h 50m

$274

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Wed 8/14

1 stop5h 13m

Louisville Intl

Fri 8/16

1 stop5h 50m

$284

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Tue 11/5

1 stop6h 43m

Louisville Intl

Sun 11/10

1 stop16h 56m

$295

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Thu 8/15

1 stop4h 25m

Louisville Intl

Sun 8/18

1 stop6h 44m

$314

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Fri 10/11

1 stop4h 10m

Louisville Intl

Sun 10/13

1 stop3h 37m

$334

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Wed 8/14

1 stop4h 41m

Louisville Intl

Sat 8/17

2 stops8h 50m

$339

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Thu 11/14

1 stop5h 08m

Louisville Intl

Sat 11/16

1 stop4h 52m

$346

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Fri 10/11

1 stop4h 15m

Louisville Intl

Tue 10/15

1 stop4h 24m

$394

BuffaloLouisville Intl

BUF - SDF

BUFSDF

Buffalo

Wed 8/14

2 stops9h 58m

Louisville Intl

Sat 8/17

2 stops8h 50m

$406

Flights are sorted by cheapest first

Deals found on 7/10

What is the cheapest day to fly from Buffalo to Louisville?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Louisville. Price data was last updated on July 7, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Buffalo to Louisville flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Buffalo to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Buffalo 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.

Temperature and rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average temperature and rainfall totals by month.

SDF

Temperature

35.6 - 78.8 °F

If weather is an important factor for your trip to Louisville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated July 11, 2024.
See what other customers who have flown with Delta and United Airlines from Buffalo to Louisville have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
9,842 reviews

Boarding

8.2

Entertainment

8.0

Overall

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

8.0
Very good
9,842 reviews
8.0
Very good
9,842 reviews

Boarding

8.2

Entertainment

8.0

Overall

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

7.4
Good
10,000 reviews
8.0
Very good
9,842 reviews

Boarding

8.2

Entertainment

8.0

Overall

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

7.3
Good
10,000 reviews
8.0
Very good
9,842 reviews

Boarding

8.2

Entertainment

8.0

Overall

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Buffalo to Louisville for under $300 on Cheapflights?

    Yes, there are multiple flights from Buffalo to Louisville for under $300. The cheapest flight booked recently is on Delta for just $274, but on average you can expect to pay $373.

  • Are there last-minute flights available from Buffalo to Louisville for under $500?

    There are currently 4+ open flights from Buffalo to Louisville within the next 7 days for less than $500.

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

    Delta, at $274, was found to be the cheapest airline from Buffalo to Louisville.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What does BUF to SDF mean?

    BUF stands for Buffalo Airport, while SDF stands for Louisville Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Buffalo to Louisville that include extra baggage allowance?

    The amount of baggage you can bring on your Buffalo to Louisville flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Buffalo to Louisville with specific airlines?

    Yes, Cheapflights allows you to browse and filter Buffalo to Louisville flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Buffalo to Louisville that allow pets onboard?

    Many airlines flying from Buffalo to Louisville offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Buffalo to Louisville?

    Yes, you can often find last-minute deals on Buffalo to Louisville flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Buffalo to Louisville flight deals updated?

    The Buffalo to Louisville flight deals you see on this page were last updated on 7/11.

  • What are the most popular airlines that fly from Buffalo to Louisville?

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

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Louisville (average of $287). Flying from Buffalo to Louisville in April is currently the most expensive (average of $374). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Louisville
See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Buffalo to Louisville

Discover the top 3 airlines that operate flights from Buffalo to Louisville. 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 2,800,118 searches. Data last updated July 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$215Average$452FlexibilityNo cancel feeOn-time71%
DeltaCheapest$263Average$390FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$358Average$486FlexibilityNo cancel feeOn-time69%

Search flights from Buffalo to Louisville by cabin class

Find flights from Buffalo to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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