Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Louisville to London from £181

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 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

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.
Search flight deals

Find the cheapest flights from Louisville to London

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
14:35 - 12:50
SDF
-
LHR
17h 15m
2 stops
Lufthansa Logo
08:30 - 23:59
LHR
-
SDF
20h 29m
2 stops
£458Lufthansa
Di, 24 Feb - Di, 3 Mrz
United Airlines Logo
15:30 - 10:15
SDF
-
LHR
13h 45m
1 stop
United Airlines Logo
06:50 - 22:13
LHR
-
SDF
20h 23m
2 stops
£459United Airlines
Mi, 25 Feb - Mi, 4 Mrz
Multiple Airlines Logo
06:15 - 20:35
SDF
-
LHR
33h 20m
2 stops
Multiple Airlines Logo
08:30 - 19:42
LHR
-
SDF
16h 12m
2 stops
£460Multiple Airlines
Do, 26 Feb - Mo, 2 Mrz
Virgin Atlantic Logo
12:48 - 06:50
SDF
-
LHR
14h 02m
2 stops
Virgin Atlantic Logo
06:30 - 18:49
LHR
-
SDF
16h 19m
2 stops
£463Virgin Atlantic
Mi, 11 Mrz - Di, 17 Mrz
Air France Logo
12:33 - 06:50
SDF
-
LHR
13h 17m
1 stop
Air France Logo
06:20 - 17:51
LHR
-
SDF
40h 31m
2 stops
£464Air France
So, 22 Feb - So, 1 Mrz
United Airlines Logo
09:50 - 06:40
SDF
-
LHR
15h 50m
1 stop
United Airlines Logo
07:30 - 20:09
LHR
-
SDF
17h 39m
2 stops
£467United Airlines
So, 22 Feb - So, 1 Mrz
Air France Logo
18:44 - 16:35
SDF
-
LHR
16h 51m
2 stops
Air France Logo
06:20 - 17:51
LHR
-
SDF
40h 31m
2 stops
£468Air France
So, 22 Feb - So, 1 Mrz
Multiple Airlines Logo
08:47 - 06:30
SDF
-
LHR
16h 43m
2 stops
Multiple Airlines Logo
10:50 - 22:30
LHR
-
SDF
16h 40m
2 stops
£469Multiple Airlines
Mi, 1 Apr - Mi, 15 Apr
Delta Logo
13:56 - 06:45
SDF
-
LHR
11h 49m
1 stop
Delta Logo
06:30 - 16:01
LHR
-
SDF
14h 31m
2 stops
£470Delta
Mi, 1 Apr - Mi, 15 Apr
United Airlines Logo
09:07 - 08:30
SDF
-
LHR
18h 23m
1 stop
United Airlines Logo
07:25 - 20:16
LHR
-
SDF
17h 51m
2 stops
£473United Airlines
Mi, 15 Apr - Fr, 24 Apr

Virgin Atlantic flights from Louisville to London Heathrow Airport

Our best Virgin Atlantic deals on Louisville to London Heathrow Airport flight tickets
Virgin Atlantic
11 Mar
SDF12:48Louisville Intl
14h 02m
2 stops
LHR06:50London Heathrow
17 Mar
LHR06:30London Heathrow
16h 19m
2 stops
SDF18:49Louisville Intl
£463
Virgin Atlantic
22 Feb
SDF10:18Louisville Intl
15h 07m
1 stop
LHR06:25London Heathrow
1 Mar
LHR12:30London Heathrow
15h 17m
1 stop
SDF22:47Louisville Intl
£480
Virgin Atlantic
25 Mar
SDF15:05Louisville Intl
15h 10m
2 stops
LHR10:15London Heathrow
9 Apr
LHR11:15London Heathrow
16h 28m
1 stop
SDF22:43Louisville Intl
£518

Air France flights from Louisville to London Heathrow Airport

Our best Air France deals on Louisville to London Heathrow Airport flight tickets
Air France
22 Feb
SDF12:33Louisville Intl
13h 17m
1 stop
LHR06:50London Heathrow
1 Mar
LHR06:20London Heathrow
40h 31m
2 stops
SDF17:51Louisville Intl
£464
Air France
22 Feb
SDF18:44Louisville Intl
16h 51m
2 stops
LHR16:35London Heathrow
1 Mar
LHR06:20London Heathrow
40h 31m
2 stops
SDF17:51Louisville Intl
£468

momondo Fare Finder

 
Customise your flight search to find flights from Louisville to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 Januar 2026.
Use the filters below to find and compare flights from Louisville to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Di 24/2

14:35-12:50

2 stops17h 15m

London Heathrow

Di 3/3

08:30-23:59

2 stops20h 29m

£458

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mi 25/2

15:30-10:15

1 stop13h 45m

London Heathrow

Mi 4/3

06:50-22:13

2 stops20h 23m

£459

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Do 26/2

06:15-20:35

2 stops33h 20m

London Heathrow

Mo 2/3

08:30-19:42

2 stops16h 12m

£460

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mi 11/3

12:48-06:50

2 stops14h 02m

London Heathrow

Di 17/3

06:30-18:49

2 stops16h 19m

£463

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

So 22/2

12:33-06:50

1 stop13h 17m

London Heathrow

So 1/3

06:20-17:51

2 stops40h 31m

£464

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

So 22/2

09:50-06:40

1 stop15h 50m

London Heathrow

So 1/3

07:30-20:09

2 stops17h 39m

£467

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

So 22/2

18:44-16:35

2 stops16h 51m

London Heathrow

So 1/3

06:20-17:51

2 stops40h 31m

£468

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mi 1/4

08:47-06:30

2 stops16h 43m

London Heathrow

Mi 15/4

10:50-22:30

2 stops16h 40m

£469

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mi 1/4

13:56-06:45

1 stop11h 49m

London Heathrow

Mi 15/4

06:30-16:01

2 stops14h 31m

£470

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mi 15/4

09:07-08:30

1 stop18h 23m

London Heathrow

Fr 24/4

07:25-20:16

2 stops17h 51m

£472

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

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 typical price of a round-trip flight between Louisville and London Heathrow Airport?

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 £459. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Louisville averaging around £470.

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 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £653 when searching weeks before you fly. 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 £499 on momondo.

When to book flights from Louisville to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

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

Fastest flight time

10h 11m

Direct flights

None
The fastest flight from Louisville to London Heathrow Airport takes 10h 11m
There are no direct flights from Louisville to London Heathrow Airport. There are no popular flight routes from Louisville to London Heathrow Airport.
Search flight deals

  • 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 11m.

  • 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 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Stratford-upon-Avon
Swindon
Southend-on-Sea
Canterbury
Ipswich
Ilford
Poole
Guildford
Chelmsford
Hayes
Swanage
Dover
Folkestone

Why 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?

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.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fr 27/2
Fr 6/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London