Cheap flights from Louisville to London from £249
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to London departing on 26/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Iberia flights from Louisville to London Heathrow Airport
Our best Iberia deals on Louisville to London Heathrow Airport flight tickets
British Airways flights from Louisville to London Heathrow Airport
Our best British Airways deals on Louisville to London Heathrow Airport flight tickets
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How to get the cheapest flight ticket from Louisville to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Heathrow Airport?
In general, February is the cheapest month to fly from Louisville to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £548. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Louisville averaging around £578.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Louisville is on a Sunday. momondo users have found tickets for Sunday departures for as low as £584. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Wednesday is £824.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Louisville to London Heathrow Airport at midday for as low as £607. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £868 on average. Flights to London Heathrow Airport from Louisville in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Louisville when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £731 when searching 22 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Louisville for as low as £616 on momondo.
What is the cheapest airline that flies from Louisville Intl to London Heathrow?
British Airways, Iberia, and Air Canada are the most popular carriers operating from Louisville Intl to London Heathrow
Which airlines fly to London Heathrow Airport?
British Airways, Virgin Atlantic and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Louisville according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Louisville to London Heathrow Airport
Cheap Louisville to London Heathrow Airport (SDF to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Louisville to London Heathrow Airport
How far is Louisville Intl to London Heathrow by plane?
Louisville Intl and London Heathrow are 4030.3 mi apart from one another. In terms of flight time, this usually takes a little over 10h 20m.
When did momondo last update prices for flights from Louisville Intl Airport to London Heathrow Airport?
Prices for flights from Louisville Intl Airport to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to London Heathrow Airport?
There are 2 operators available for flights from Louisville Intl Airport to London Heathrow Airport as of June 2025.
How old do you have to be to fly from Louisville Intl Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Louisville to London Heathrow Airport?
Based on momondo bookings for flights between Louisville and London Heathrow Airport, the leading airline is Virgin Atlantic, making up 76% of the total bookings. Other popular airlines include American Airlines with 24%.
Best airlines flying from Louisville to London Heathrow Airport
Compare and see reviews for airlines that fly from Louisville to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £534 | Free Cancellation | Rating 7.4 653 reviews | |||
| PriceFrom £551 | Free Cancellation | Rating 7.2 10,000 reviews |
Travelling to a place near London?
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Why should I use momondo to find a flight deal from Louisville to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Louisville.
Can I find flights from Louisville to London with flexible booking policies on momondo?
Yes. All flights to London from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Louisville to London?
Once you have performed a search for Louisville to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Louisville to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Louisville to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.