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$693+ Cheap flights from Heathrow (LHR) to Louisville (SDF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDF
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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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 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$705
(TravelUp)

Popular in

August

Cheapest in

January

Average price

$745
Provider with most accurate pricing for London Heathrow-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Louisville Intl flights.
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From London Heathrow to Louisville Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($145 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 3, 2025.

This TravelUp deal was found by Cheapflights users on 4/2. 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 9/172:25 pmLHR - SDF
1 stop13h 38mBritish Airways
Tue 9/232:37 pmSDF - LHR
1 stop11h 13mBritish Airways
Deal found 4/2$693
This EaseMyTrip deal was found by Cheapflights users on 4/2. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/171:05 pmLHR - SDF
1 stop15h 51mVirgin Atlantic
Mon 9/2212:40 pmSDF - LHR
1 stop13h 35mVirgin Atlantic
Deal found 4/2$698
This United Airlines deal was found by Cheapflights users on 4/1. 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 11/254:20 pmLHR - SDF
2 stops26h 13mUnited Airlines
Sun 11/307:30 amSDF - LHR
1 stop19h 25mUnited Airlines
Deal found 4/1$721
This Delta deal was found by Cheapflights users on 4/1. 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 4/296:30 amLHR - SDF
2 stops14h 25mDelta
Tue 5/62:41 pmSDF - LHR
2 stops15h 19mDelta
Deal found 4/1$726
This The Travel House deal was found by Cheapflights users on 4/2. 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.
Wed 9/178:30 amLHR - SDF
2 stops18h 54mLufthansa
Mon 9/222:20 pmSDF - LHR
1 stop11h 35mLufthansa
Deal found 4/2$761
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:35 pmLHR - SDF
2 stops30h 17mAir France
Sun 11/307:30 pmSDF - LHR
2 stops34h 00mAir France
Deal found 4/1$869
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:30 amLHR - SDF
2 stops17h 32mAir Canada
Tue 5/67:00 amSDF - LHR
2 stops18h 35mAir Canada
Deal found 4/1$933
This Booking.com deal was found by Cheapflights users on 4/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:10 pmLHR - SDF
2 stops32h 04mMultiple Airlines
Mon 9/228:58 pmSDF - LHR
3 stops33h 57mMultiple Airlines
Deal found 4/2$971
This The Travel House deal was found by Cheapflights users on 4/2. 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.
Thu 9/1110:50 amLHR - SDF
2 stops17h 13mIberia
Sun 9/142:37 pmSDF - LHR
2 stops14h 58mIberia
Deal found 4/2$1,112
This TravelUp deal was found by Cheapflights users on 4/2. 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.
Thu 4/33:10 pmLHR - SDF
2 stops33h 20mAer Lingus
Mon 4/77:30 amSDF - LHR
2 stops22h 40mAer Lingus
Deal found 4/2$1,169
This The Travel House deal was found by Cheapflights users on 4/2. 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.
Thu 4/39:55 amLHR - SDF
2 stops16h 35mKLM
Mon 4/76:00 pmSDF - LHR
1 stop9h 55mKLM
Deal found 4/2$1,243
This Scandinavian Airlines deal was found by Cheapflights users on 4/2. 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.
Wed 6/47:05 amLHR - SDF
3 stops22h 00mScandinavian Airlines
Wed 6/253:23 pmSDF - LHR
2 stops22h 07mScandinavian Airlines
Deal found 4/2$1,518

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 3, 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

Tue 4/29

11:20 am-11:59 pm

1 stop17h 39m

Louisville Intl

Tue 5/6

12:55 pm-6:45 am

2 stops12h 50m

$705

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 4/29

6:30 am-3:55 pm

2 stops14h 25m

Louisville Intl

Tue 5/6

2:41 pm-11:00 am

2 stops15h 19m

$726

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sun 4/27

1:10 pm-8:27 pm

1 stop12h 17m

Louisville Intl

Tue 5/6

5:17 pm-10:30 am

1 stop12h 13m

$756

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 4/29

9:30 am-10:02 pm

2 stops17h 32m

Louisville Intl

Tue 5/6

7:00 am-6:35 am

2 stops18h 35m

$933

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/14

7:40 am-9:34 pm

3 stops18h 54m

Louisville Intl

Thu 4/24

5:45 am-8:20 pm

3 stops33h 35m

$1,255

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 6/4

7:05 am-12:05 am

3 stops22h 00m

Louisville Intl

Wed 6/25

3:23 pm-6:30 pm

2 stops22h 07m

$1,518

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sun 6/15

6:30 am-3:59 pm

2 stops14h 29m

Louisville Intl

Sun 6/15

7:59 pm-8:50 am

2 stops31h 51m

$3,409

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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*3 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 FlightHub the most. FlightHub 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 3, 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 3, 2025.
Delta
8.0
Very good
7,897 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
Virgin Atlantic
7.4
Good
637 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
Scandinavian Airlines
7.3
Good
1,328 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
Air Canada
7.0
Good
9,028 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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 $705. Additional round-trip tickets that might be worth considering are offered by Delta and British Airways, with the lowest prices starting at $726 and $756, respectively. These flights start at 12% lower than the current average price 3 months from now.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$631Average$819FlexibilityNo cancel feeOn-time71%

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