Cheap flights from Kentucky to London Heathrow Airport from $253
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 Heathrow Airport departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Deals available from 900+ travel sites.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize 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 Kentucky to London
Round-trip
One-way
Last minute
Direct
Cheap round-trip flights
These are some of the best round-trip flight deals from Kentucky to London that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Kentucky to London.
Cheap last minute flights
Planning a quick getaway from Kentucky to London? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.
Delta flights from Kentucky to London Heathrow Airport
Our best Delta deals on Kentucky to London Heathrow Airport flight tickets
Delta![Delta]()
Mar 11![Delta]()
Mar 18
CVG12:15 pmCincinnati Cinci./N. Kentucky
14h 50m
1 stop
LHR7:05 amLondon Heathrow
LHR6:20 amLondon Heathrow
12h 05m
1 stop
CVG2:25 pmCincinnati Cinci./N. Kentucky
Delta![Delta]()
Mar 12![Delta]()
Mar 19
CVG6:50 pmCincinnati Cinci./N. Kentucky
12h 20m
1 stop
LHR11:10 amLondon Heathrow
LHR6:30 amLondon Heathrow
18h 02m
2 stops
CVG8:32 pmCincinnati Cinci./N. Kentucky
Scandinavian Airlines flights from Kentucky to London Heathrow Airport
Our best Scandinavian Airlines deals on Kentucky to London Heathrow Airport flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
Mar 5![Scandinavian Airlines]()
Mar 11
CVG12:30 pmCincinnati Cinci./N. Kentucky
21h 05m
2 stops
LHR2:35 pmLondon Heathrow
LHR1:55 pmLondon Heathrow
36h 08m
2 stops
CVG10:03 pmCincinnati Cinci./N. Kentucky
Scandinavian Airlines![Scandinavian Airlines]()
Mar 5![Scandinavian Airlines]()
Mar 11
CVG12:30 pmCincinnati Cinci./N. Kentucky
23h 30m
2 stops
LHR5:00 pmLondon Heathrow
LHR9:05 pmLondon Heathrow
28h 58m
2 stops
CVG10:03 pmCincinnati Cinci./N. Kentucky
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
Airlines
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 $772. If you’re not able to fly to London Heathrow Airport in February, then March is your next best option. Flight prices from Kentucky to London Heathrow Airport during March average around $783.
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 23 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $960 when searching 23 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 $802 on momondo.
What is the cheapest airline that flies from Kentucky to London Heathrow?
JetBlue, Icelandair, and Aer Lingus are the most popular carriers operating from Kentucky to London Heathrow
What airlines fly to London Heathrow Airport?
American Airlines, British Airways and Delta 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 57% 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?
56 flights are operational weekly from Kentucky to London Heathrow Airport as of February 2025. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.
How long does it take to fly to London Heathrow Airport?
On average, it takes 11h 08m 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 12h 17m.
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 12 operators available for flights from Kentucky to London Heathrow Airport as of February 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 $653 | Free Cancellation | Rating 6.6 6,747 reviews | |||
| PriceFrom $680 | Free Cancellation | Rating 8.0 8,149 reviews | |||
| PriceFrom $688 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $716 | Free Cancellation | Rating 7.4 8,733 reviews | |||
| PriceFrom $735 | Free Cancellation | Rating 7.5 650 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsHounslow
Gatwick
Croydon
Luton
Guildford
Slough
Ipswich
Hayes
Stansted
Ilford
Canterbury
Dover
Salisbury
Swindon
Milton Keynes
Dartford
Horley
Colchester
Wembley
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.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to London
Popular cities in the United Kingdom
Popular flights according to clicks in the last 7 days on momondo
Flights to London City Airportfrom $487
Flights to London Gatwick Airportfrom $362
Flights to London Stansted Airportfrom $384
Flights to London Luton Airportfrom $387
Flights to Glasgow Intl Airportfrom $444
Flights to Belfast Intl Airportfrom $507
Flights to London Southend Airportfrom $520
Flights to Belfast City Airportfrom $536