Cheap flights from Louisville to London from £155
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 31/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Louisville to London
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
British Airways flights from Louisville to London
Our best British Airways deals on Louisville to London flight tickets
Iberia flights from Louisville to London
Our best Iberia deals on Louisville to London flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Louisville to London
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?
The cheapest month to fly to London from Louisville is in August. Flight prices, which tend to average around £518, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Louisville averaging around £520.
What is the cheapest day to depart on your flight to London?
Our data shows that Tuesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £501. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Louisville to London for around £820.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £547. Flights in the afternoon are often more expensive, with an average ticket price of £817.
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £723 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Louisville for as low as £610 on momondo.
What is the cheapest airline that flies from Louisville Intl to London?
British Airways, Iberia, and KLM are the most popular carriers operating from Louisville Intl to London
Which airlines fly to London?
British Airways, Virgin Atlantic and Iberia are the top three most popular airlines that fly to London from Louisville according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when travelling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
When to book flights from Louisville to London
Cheap Louisville to London (SDF to LON) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Louisville to London
How far is Louisville Intl to London by plane?
There are 4042.6 mi between Louisville Intl and London. By plane, this route typically takes 10h 05m.
When did momondo last update prices for flights from Louisville Intl Airport to London?
Prices for flights from Louisville Intl Airport to London are updated daily.
How many operators does momondo search for flights from Louisville Intl Airport to London?
There are 2 operators available for flights from Louisville Intl Airport to London as of July 2025.
How old do you have to be to fly from Louisville Intl Airport to London?
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.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London 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. 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?
Based on momondo bookings for flights between Louisville and London, the leading airline is Virgin Atlantic, making up 100% of the total bookings.
Best airlines flying from Louisville to London
Compare and see reviews for airlines that fly from Louisville to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £529 | Free Cancellation | Rating 7.4 654 reviews | |||
| PriceFrom £546 | Free Cancellation | Rating 7.2 10,000 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
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?
momondo does allow users to show only those flights to London from Louisville which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Louisville to London?
Once all potential Louisville to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Louisville to London right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to London from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.