Louisville

$364+ Cheap flights from Heathrow (LHR) to Louisville (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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDF
Apr 29 — May 61
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Find cheap flights from Heathrow to Louisville with Cheapflights

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Cheapflights Tip: The best prices from London Heathrow to Louisville Intl are usually found in January or February, booked 55 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Heathrow to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$721
(TravelUp)

One-way from

$364
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$822
Provider with most accurate pricing for London Heathrow-Louisville Intl flight deals.
Provider most trusted by Cheapflights users for London Heathrow-Louisville Intl flights.
From London Heathrow to Louisville Intl
One-way flight from London Heathrow to Louisville Intl
Highest demand for flights based on searches. 15% potential increase in price ($148 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Heathrow to Louisville

Cheapest flights from Heathrow to Louisville
Explore the most affordable flight options available from Heathrow to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This TravelUp deal was found by Cheapflights users on 4/23. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/302:25 pmLHR - SDF
1 stop13h 35mBritish Airways
Wed 5/75:17 pmSDF - LHR
1 stop10h 53mBritish Airways
Deal found 4/23$715
This TravelUp deal was found by Cheapflights users on 4/24. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:55 pmLHR - SDF
2 stops24h 55mVirgin Atlantic
Sun 9/287:30 pmSDF - LHR
2 stops32h 25mVirgin Atlantic
Deal found 4/24$721
This Trip.com deal was found by Cheapflights users on 4/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/38:10 pmLHR - SDF
2 stops43h 08mMultiple Airlines
Fri 6/69:55 amSDF - LHR
1 stop15h 30mMultiple Airlines
Deal found 4/23$761
This Delta deal was found by Cheapflights users on 4/23. 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 5/111:45 amLHR - SDF
2 stops16h 14mDelta
Thu 5/86:56 pmSDF - LHR
1 stop13h 14mDelta
Deal found 4/23$789
This ChecknFly deal was found by Cheapflights users on 4/23. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:00 pmLHR - SDF
2 stops26h 49mLufthansa
Sun 11/96:00 pmSDF - LHR
1 stop32h 55mLufthansa
Deal found 4/23$808
This TravelUp deal was found by Cheapflights users on 4/23. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:40 amLHR - SDF
2 stops17h 47mAer Lingus
Wed 5/710:54 amSDF - LHR
2 stops18h 26mAer Lingus
Deal found 4/23$871
This The Travel House deal was found by Cheapflights users on 4/23. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:15 amLHR - SDF
2 stops15h 55mAir France
Fri 5/168:10 pmSDF - LHR
1 stop12h 20mAir France
Deal found 4/23$1,009
This American Airlines deal was found by Cheapflights users on 4/23. 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 6/611:00 amLHR - SDF
1 stop11h 42mAmerican Airlines
Fri 6/133:45 pmSDF - LHR
1 stop11h 05mAmerican Airlines
Deal found 4/23$1,017
This United Airlines deal was found by Cheapflights users on 4/23. 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 6/77:45 amLHR - SDF
2 stops17h 01mUnited Airlines
Sat 6/148:55 amSDF - LHR
2 stops20h 05mUnited Airlines
Deal found 4/23$1,018
This The Travel House deal was found by Cheapflights users on 4/23. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/311:45 amLHR - SDF
1 stop11h 44mKLM
Fri 6/62:55 pmSDF - LHR
1 stop10h 50mKLM
Deal found 4/23$1,147
This Scandinavian Airlines deal was found by Cheapflights users on 4/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:05 amLHR - SDF
3 stops20h 51mScandinavian Airlines
Sun 11/92:59 pmSDF - LHR
2 stops21h 41mScandinavian Airlines
Deal found 4/23$1,373
This WestJet deal was found by Cheapflights users on 4/23. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:55 pmLHR - SDF
2 stops53h 00mWestJet
Fri 5/166:56 pmSDF - LHR
2 stops60h 09mWestJet
Deal found 4/23$5,857

Cheapflights Fare Finder

Customize your flight search to find flights from Heathrow 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Louisville that are best for you.

Fly from

Heathrow

Fly to

Louisville

Route

Depart

Return

Price

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 9/22

8:55 pm-4:50 pm

2 stops24h 55m

Louisville Intl

Sun 9/28

7:30 pm-8:55 am

2 stops32h 25m

$721

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 9/22

9:15 am-6:24 pm

1 stop14h 09m

Louisville Intl

Sun 9/28

6:54 pm-6:50 am

1 stop30h 56m

$740

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 6/3

8:10 pm-10:18 am

2 stops43h 08m

Louisville Intl

Fri 6/6

9:55 am-6:25 am

1 stop15h 30m

$761

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 9/22

6:30 am-5:39 pm

2 stops16h 09m

Louisville Intl

Sun 9/28

2:59 pm-10:15 am

2 stops14h 16m

$789

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 6/3

12:05 pm-10:14 pm

2 stops15h 09m

Louisville Intl

Sun 6/8

6:00 pm-6:20 am

1 stop31h 20m

$920

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 5/12

6:15 am-5:10 pm

2 stops15h 55m

Louisville Intl

Fri 5/16

8:10 pm-1:30 pm

1 stop12h 20m

$1,009

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 6/6

11:00 am-5:42 pm

1 stop11h 42m

Louisville Intl

Fri 6/13

3:45 pm-7:50 am

1 stop11h 05m

$1,017

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 6/7

7:45 am-7:46 pm

2 stops17h 01m

Louisville Intl

Sat 6/14

6:00 am-6:55 am

1 stop19h 55m

$1,018

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 6/23

8:50 am-10:59 pm

2 stops19h 09m

Louisville Intl

Sun 7/6

10:55 am-10:20 am

2 stops18h 25m

$1,120

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 6/3

11:45 am-6:29 pm

1 stop11h 44m

Louisville Intl

Fri 6/6

2:55 pm-6:45 am

1 stop10h 50m

$1,147

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 21 results
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Compare providers for flights from Heathrow to Louisville

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 Heathrow to Louisville in April.
ProviderPrice AccuracyTrust Score*
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 London Heathrow Airport-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Louisville 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 London Heathrow Airport-Louisville 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 Heathrow to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Heathrow 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 London Heathrow Airport to Louisville

What is the cheapest month to book a flight from London Heathrow Airport to Louisville?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Louisville (average of $299). Flying from London Heathrow Airport to Louisville in April is currently the most expensive (average of $369). 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 LHR to SDF?

Find hourly flight availability from Heathrow to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Louisville as you normally would.

Rainfall in Louisville by month

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

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

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

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 April 24, 2025.
To help decide which airline to fly from London to Louisville, see what other customers have to say about Delta, KLM and Air France. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Louisville from London Heathrow?

    For a flight from London Heathrow to Louisville, you will be flying into Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city. Louisville Intl is the only Louisville airport and it handles 0 inbound flights from London Heathrow per day. 1 airline has flights to Louisville Intl from London Heathrow on a regular basis.

  • What are the cheapest airlines flying from London Heathrow Airport to Louisville round-trip?

    Flying on Virgin Atlantic is currently your cheapest option to Louisville, with prices starting at $721. Additional round-trip tickets that might be worth considering are offered by British Airways and Delta, with the lowest prices starting at $740 and $789, respectively. These flights start at 10% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from London Heathrow Airport to Louisville one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $603. Users have also found prices from $623 and $739 on WestJet and British Airways, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to Louisville?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Louisville (average of $299). Flying from London Heathrow Airport to Louisville in April is currently the most expensive (average of $369). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Jeffersonville
Corydon
Elizabethtown
Bardstown

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Top airline flying from Heathrow to Louisville

Discover the top airline that operate flights from Heathrow 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 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$631Average$819FlexibilityNo cancel feeOn-time71%

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