Cheap Flights from London (LHR) to Louisville (SDF)

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Flight deals from London Heathrow to Louisville Muhammad Ali International

Looking for a cheap last-minute deal or the best return flight from London Heathrow to Louisville Muhammad Ali International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London Heathrow to Louisville Muhammad Ali International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Louisville Muhammad Ali International flights are currently cheapest in September.

London Heathrow to Louisville Muhammad Ali International: Alternative routes

Compare routes from London Heathrow to Louisville below. You may find an airport to fly into that's cheaper, faster, or easier than Louisville Muhammad Ali International.

London to Louisville: Flight information

The things to know before you go.
Cheapest flight found$1,008
Cheapest month to flySeptember

Finding cheap flights from London Heathrow to Louisville Muhammad Ali International: Frequently asked questions

The best price we found for a return flight from London Heathrow to Louisville Muhammad Ali International is $1,009. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London Heathrow to Louisville Muhammad Ali International. But we found flights with one or more stops from $1,009.
As of June 2025, there are no flights flying from London Heathrow to Louisville Muhammad Ali International.
The cheapest month to fly from London Heathrow to Louisville Muhammad Ali International is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Louisville Muhammad Ali International Airport on Thursday, 11 September 2025.
No airlines currently offer direct flights between London Heathrow Airport and Louisville Muhammad Ali International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Louisville Muhammad Ali International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Louisville is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air Canada offers the cheapest flight tickets to Louisville Muhammad Ali International.

Travelling from London Heathrow Airport (LHR) to Louisville International Airport-Standiford Field (SDF): what you need to know

  • Arrive at the airport on time so you don't miss your LHR to SDF flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • Travelling during a peak time such as July? Public holidays and other popular periods can result in longer lines and delays at security. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

  • If you want to break up your flight, just uncheck 'Direct flights only' when searching for your ticket from London Heathrow Airport to Louisville International Airport-Standiford Field. These are the top stopovers between LHR and SDF:

    • Newark Liberty International Airport

    • O'Hare International Airport

    • Logan International Airport

How to find the cheapest flights from London Heathrow Airport (LHR) to Louisville International Airport-Standiford Field (SDF)

  • At the moment, $1,419 is the lowest price we've seen for a one-way London Heathrow Airport to Louisville International Airport-Standiford Field flight. The best price for a return plane ticket is $1,009. Keep in mind that fares could change due to availability at the time of booking.

  • To pick up cheap tickets from LHR to SDF, book as early as you can. Airlines typically offer lower prices when flights are first made available.

  • The 'Whole month' search tool shows you the cheapest flights from London Heathrow Airport to Louisville International Airport-Standiford Field throughout the month. It's a great way to snap up a bargain if your dates aren't set in stone.

  • Save time looking for cheap flights from LHR to SDF by creating a Price Alert. You'll get an email or notification through the app when fares go down.

  • Tailor your trip using filters. Choose your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from London Heathrow Airport to Louisville International Airport-Standiford Field.

Handy information about London Heathrow Airport (LHR)

  • When it comes to London Heathrow Airport's on-time performance, 68.18% of flights stick to their scheduled arrival time.

  • To reach London Heathrow Airport from central London, it takes about 55 minutes if you're planning to drive. Of course, this depends on traffic conditions. It's approximately 31 kilometres from the airport to the city centre.

  • Expect a journey time of around 1 hour on public transport.

  • Get your break off to a relaxed start by staying near LHR. Whether you have an early flight from London Heathrow Airport to Louisville International Airport-Standiford Field or want to avoid feeling rushed, these stays are the answer:

Arriving at Louisville International Airport-Standiford Field (SDF)

Getting from Louisville International Airport-Standiford Field (SDF) to central Louisville

  • SDF is located at 600 Terminal Drive.

  • Louisville International Airport-Standiford Field is approximately 23 kilometres from the centre of Louisville. The drive time takes about 25 minutes.

  • It typically takes 2 hours 40 minutes when travelling by public transport.

When to fly to Louisville International Airport-Standiford Field (SDF)

  • July is the busiest month for flights from London Heathrow Airport to Louisville International Airport-Standiford Field. For a quieter experience, head to Louisville in March.

  • Before locking in your flight from London Heathrow Airport to Louisville International Airport-Standiford Field, consider the kind of weather you enjoy. July is the warmest month in Louisville, with the temperature ranging from 17ºC (63ºF) to 33ºC (91ºF).

  • January has average temperatures of between -8ºC (18ºF) and 9ºC (48ºF). Search for cheap tickets from LHR to SDF around that time if you want to travel when it's cooler.

Explore more of United States

  • Louisville is always a good idea, but there are so many other corners of United States waiting to be discovered. About 434 kilometres north-west of Louisville, a trip to Chicago will fill your itinerary to the brim. Start with leading attractions like Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

  • Columbus is another standout destination in United States and is around 290 kilometres north-east of Louisville. No journey is complete without visiting Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.