Cheap flights from London Heathrow Airport to Louisville from £311
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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London Heathrow to Louisville Intl are usually found in January or February, booked 56 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
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 1 July 2025.
Round-trip from | £647 |
---|---|
One-way from | £311 |
Popular in | August |
Cheapest in | January |
Average price | £733 |
Find flight deals from Heathrow to Louisville
Cheapest flights from Heathrow to LouisvilleExplore 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 1 July 2025.
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 1 July 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 1 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Fri 11/7
08:30-21:06
2 stops17h 36m
Louisville Intl
Mon 14/7
10:00-10:00
2 stops19h 00m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Fri 11/7
09:15-23:10
1 stop18h 55m
Louisville Intl
Wed 16/7
16:00-07:20
1 stop10h 20m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Fri 11/7
08:40-18:34
2 stops14h 54m
Louisville Intl
Wed 16/7
19:41-13:10
1 stop12h 29m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Wed 13/8
06:40-21:14
2 stops19h 34m
Louisville Intl
Wed 20/8
12:45-16:00
2 stops22h 15m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Wed 13/8
06:30-23:00
2 stops21h 30m
Louisville Intl
Wed 20/8
19:34-13:10
1 stop12h 36m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Mon 28/7
09:15-23:10
1 stop18h 55m
Louisville Intl
Mon 4/8
14:03-10:50
1 stop15h 47m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Mon 28/7
16:40-09:57
2 stops22h 17m
Louisville Intl
Mon 4/8
11:25-06:20
1 stop13h 55m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Wed 13/8
09:20-18:40
1 stop14h 20m
Louisville Intl
Wed 20/8
19:34-13:10
1 stop12h 36m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Mon 21/7
11:20-19:09
1 stop12h 49m
Louisville Intl
Thu 24/7
15:21-06:45
1 stop10h 24m
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Tue 26/8
22:15-20:18
2 stops51h 03m
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.
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 £662). Flying from London Heathrow Airport to Louisville in July is currently the most expensive (average of £1,019). 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 1 July 2025.
It’s typically best to fly out from London Heathrow Airport to Louisville in the afternoon. Doing so could potentially save you 4% on the flight price compared to flying in the evening, which is usually more expensive.
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 1 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andFinnair from London Heathrow Airport to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Boarding
Comfort
Overall
Entertainment
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Overall
Entertainment
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Overall
Entertainment
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Overall
Entertainment
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Overall
Entertainment
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Overall
Entertainment
Food
Reviews
Kim,May 2025
PIH - SLC
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.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Heathrow to Louisville
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from Heathrow to Louisville
Discover the top 9 airlines 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 858,174 searches. Data last updated 1 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Louisville?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Louisville. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Louisville?
Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Louisville for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Heathrow to Louisville with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Louisville with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Louisville become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Louisville from Heathrow today and book when prices fit your budget.