SDF - LHR

£242 Find Cheap Flights from Louisville to London Heathrow Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£567
Typical prices: £575-£859
United Airlines
Sun 21/3Tue 23/3
SDF - LHR • 1 stop
Cheapest one-way flight
£242
Typical prices: £246-£269
British Airways
Mon 1/3
SDF - LHR • 1 stop
Direct flights
Not available
There are currently no direct flights between Louisville and Heathrow. You’ll need at least 1 connection.
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Top stopover airports
Cheapest • Avg £590 (return)
Shortest trip • 10h 49m (one-way)
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When to travel
Cheapest • 27% price drop
Most popular
Good to know
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Booking Insights
Flight Deals

Cheap Flights from Louisville to Heathrow (SDF-LHR)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Louisville to Heathrow

Sun, 21 Mar - Tue, 23 Mar
United Airlines Logo
09:32 - 10:15SDF  Louisville Intl-LHR London Heathrow
20h 43m1 stop Houston George Bush Intcntl
United Airlines Logo
09:00 - 23:55LHR  London Heathrow-SDF Louisville Intl
18h 55m2 stops Zurich Chicago O'Hare Intl
£567United Airlines
Sun, 21 Mar - Tue, 23 Mar
United Airlines Logo
05:50 - 07:10SDF  Louisville Intl-LHR London Heathrow
21h 20m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
06:35 - 20:14LHR  London Heathrow-SDF Louisville Intl
17h 39m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
£571United Airlines
Sun, 14 Feb - Wed, 17 Feb
United Airlines Logo
15:29 - 07:40SDF  Louisville Intl-LHR London Heathrow
35h 11m1 stop Houston George Bush Intcntl
United Airlines Logo
06:50 - 19:28LHR  London Heathrow-SDF Louisville Intl
17h 38m2 stops Brussels Bruxelles-National Newark
£575United Airlines
Sun, 14 Feb - Wed, 17 Feb
United Airlines Logo
14:25 - 07:10SDF  Louisville Intl-LHR London Heathrow
35h 45m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
06:50 - 16:32LHR  London Heathrow-SDF Louisville Intl
14h 42m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£577United Airlines
Sun, 14 Feb - Wed, 17 Feb
United Airlines Logo
14:25 - 07:10SDF  Louisville Intl-LHR London Heathrow
35h 45m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
06:50 - 16:32LHR  London Heathrow-SDF Louisville Intl
14h 42m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£577United Airlines
Mon, 18 Jan - Fri, 29 Jan
Iberia Logo
13:11 - 08:35SDF  Louisville Intl-LHR London Heathrow
14h 24m1 stop Chicago O'Hare Intl
Iberia Logo
06:15 - 21:35LHR  London Heathrow-SDF Louisville Intl
20h 20m2 stops Madrid Barajas Chicago O'Hare Intl
£651Iberia
Mon, 18 Jan - Fri, 29 Jan
Iberia Logo
13:11 - 11:55SDF  Louisville Intl-LHR London Heathrow
17h 44m2 stops Chicago O'Hare Intl Madrid Barajas
Iberia Logo
06:15 - 21:35LHR  London Heathrow-SDF Louisville Intl
20h 20m2 stops Madrid Barajas Chicago O'Hare Intl
£657Iberia
Tue, 2 Mar - Fri, 5 Mar
United Airlines Logo
08:30 - 21:00SDF  Louisville Intl-LHR London Heathrow
31h 30m2 stops Chicago O'Hare Intl Ottawa
United Airlines Logo
06:50 - 17:07LHR  London Heathrow-SDF Louisville Intl
15h 17m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£660United Airlines
Sun, 21 Mar - Wed, 24 Mar
United Airlines Logo
07:05 - 07:40SDF  Louisville Intl-LHR London Heathrow
20h 35m1 stop Houston George Bush Intcntl
United Airlines Logo
09:00 - 23:55LHR  London Heathrow-SDF Louisville Intl
18h 55m2 stops Zurich Chicago O'Hare Intl
£663United Airlines
Sun, 21 Mar - Thu, 25 Mar
United Airlines Logo
10:00 - 10:50SDF  Louisville Intl-LHR London Heathrow
20h 50m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
06:50 - 19:34LHR  London Heathrow-SDF Louisville Intl
16h 44m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl
£664United Airlines
Booking Insights

KAYAK’s insights & trends for Louisville to Heathrow flights

Get data-powered insights and trends into flights from Louisville to Heathrow to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Louisville to London Heathrow Airport?

The cheapest month for flights from Louisville to London Heathrow Airport is February, where tickets cost £589 (return) on average. On the other hand, the most expensive months are July and June, where the average cost of round-trip tickets is £1,001 and £998 respectively.

Good to know - Cheap tickets from Louisville to London Heathrow Airport

Low season

November

Cheapest flight

£242
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly (2% more expensive on average)
Flight from Louisville to London Heathrow Airport

When to book flights from Louisville to Heathrow

Are your dates flexible? Find out the best times to travel from Louisville to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

FAQs for booking Louisville to London Heathrow Airport flights

  • What is the cheapest flight from Louisville to London Heathrow Airport?

    In the last 5 days, the lowest price for a flight from Louisville to London Heathrow Airport was £242 for a one-way ticket and £567 for a return.

  • Which aircraft models fly most regularly from Louisville to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Louisville to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Louisville to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Louisville to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Louisville is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Louisville to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Louisville with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Louisville to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Louisville up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

More options for your flight from Louisville to Heathrow

Complete your trip to London with a hotel stay or car hire