Cheap flights from Kentucky to London from $198
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to London departing on 9/29. 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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0 bags
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Icelandair flights from Kentucky to London Heathrow Airport
Our best Icelandair deals on Kentucky to London Heathrow Airport flight tickets
Icelandair![Icelandair]()
Nov 17![Icelandair]()
Nov 23
BNA5:30 pmNashville Intl
20h 00m
1 stop
LHR7:30 pmLondon Heathrow
LHR12:15 pmLondon Heathrow
12h 15m
1 stop
BNA6:30 pmNashville Intl
Icelandair![Icelandair]()
Nov 17![Icelandair]()
Nov 23
BNA5:30 pmNashville Intl
11h 20m
1 stop
LHR10:50 amLondon Heathrow
LHR12:15 pmLondon Heathrow
12h 15m
1 stop
BNA6:30 pmNashville Intl
Aer Lingus flights from Kentucky to London Heathrow Airport
Our best Aer Lingus deals on Kentucky to London Heathrow Airport flight tickets
Aer Lingus![Aer Lingus]()
Oct 12![Aer Lingus]()
Oct 28
BNA6:40 pmNashville Intl
10h 30m
1 stop
LHR11:10 amLondon Heathrow
LHR9:50 amLondon Heathrow
13h 30m
1 stop
BNA6:20 pmNashville Intl
Aer Lingus![Aer Lingus]()
Nov 18![Aer Lingus]()
Dec 2
BNA6:50 pmNashville Intl
10h 35m
1 stop
LHR11:25 amLondon Heathrow
LHR9:50 amLondon Heathrow
13h 30m
1 stop
BNA5:20 pmNashville Intl
See travel insights to London from
How to get the cheapest flight ticket from Kentucky 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
Prices
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Other information
What is the cheapest month to fly to London Heathrow Airport?
The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Kentucky, with most prices found around $741. If you’re not able to fly to London Heathrow Airport in February, then September is your next best option. Flight prices from Kentucky to London Heathrow Airport during September average around $782.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $803. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,071.
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 in the evening. momondo users have found flights departing from Kentucky to London Heathrow Airport in the evening for as low as $882. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,038.
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 Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $988 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Kentucky for as low as $833 on momondo.
What is the cheapest airline that flies from Kentucky to London Heathrow?
Icelandair, JetBlue, and Air Canada are the most popular carriers operating from Kentucky to London Heathrow
What airlines fly to London Heathrow Airport?
American Airlines, Delta and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Kentucky according to our data. American Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Kentucky to London Heathrow Airport on average per week?
59 flights are operational weekly from Kentucky to London Heathrow Airport as of June 2025. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.
How long does it take to fly to London Heathrow Airport?
On average, it takes 10h 11m to fly from Kentucky to London Heathrow Airport if you fly out of Louisville (the most popular airport in Kentucky) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Lexington and into London Heathrow Airport, then the flight time is around 10h 56m.
Cheap Kentucky to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Kentucky to London Heathrow Airport
When did momondo last update prices for flights from Kentucky to London Heathrow Airport?
Prices for flights from Kentucky to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Kentucky to London Heathrow Airport?
There are 11 operators available for flights from Kentucky to London Heathrow Airport as of June 2025.
How old do you have to be to fly from Kentucky to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Kentucky to London Heathrow Airport
Compare and see reviews for airlines that fly from Kentucky to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $619 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $692 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $700 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $734 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $776 | Free Cancellation | Rating 7.4 653 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsGatwick
Hounslow
Croydon
Luton
Slough
Dartford
Guildford
Dover
Stansted
Hayes
Salisbury
Milton Keynes
Ilford
Swindon
Colchester
Canterbury
Stratford-upon-Avon
Chelmsford
Watford
Poole
Why use momondo?
Why should I use momondo to find a flight deal from Kentucky 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 Kentucky.
Can I find flights from Kentucky to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Kentucky which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Kentucky to London?
Once all potential Kentucky 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 Kentucky to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Kentucky and alert you when they change.
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