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Find cheap flights from Kentucky to London Heathrow Airport from $387

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Heathrow departing on 7/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/8
Sat 6/15

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$387
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 28% increase in price.
Flight from Louisville to London Heathrow Airport

FAQs for booking Kentucky to London Heathrow Airport flights

  • How does KAYAK find such low prices on flights from Kentucky 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 Kentucky to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky 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 Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.

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

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

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky 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 Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Kentucky to London Heathrow Airport?

Find which airlines fly direct from Kentucky to Heathrow, which days they fly and book direct flights.

Nonstop departures

Kentucky to London Heathrow

Monday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Tuesday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Wednesday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

Thursday

ANA, AccesRail, Aegean Airlines, +86 more

ANA, AccesRail, +87 more

Friday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Saturday

ANA, AccesRail, Aegean Airlines, +88 more

ANA, AccesRail, +89 more

Sunday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

See more direct flights

Nonstop returns

London Heathrow to Kentucky

Monday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Tuesday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Wednesday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

Thursday

ANA, AccesRail, Aegean Airlines, +86 more

ANA, AccesRail, +87 more

Friday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Saturday

ANA, AccesRail, Aegean Airlines, +88 more

ANA, AccesRail, +89 more

Sunday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

See more direct flights
See more direct flights

Book cheap flights from Kentucky to London

Recent round-trip flight deals

8/19Mon
1 stopAmerican Airlines
16h 19mSDF-LHR
8/27Tue
1 stopAmerican Airlines
12h 02mLHR-SDF
$675
8/19Mon
2 stopsUnited Airlines
14h 58mSDF-LHR
8/27Tue
2 stopsUnited Airlines
31h 47mLHR-SDF
$676
10/21Mon
1 stopBritish Airways
12h 08mLEX-LHR
10/29Tue
1 stopBritish Airways
15h 00mLHR-LEX
$724
9/22Sun
1 stopBritish Airways
10h 00mSDF-LHR
10/4Fri
1 stopBritish Airways
11h 43mLHR-SDF
$739
10/21Mon
2 stopsAir Canada
37h 00mLEX-LHR
10/29Tue
2 stopsAir Canada
31h 30mLHR-LEX
$748
9/24Tue
1 stop
18h 45mSDF-LHR
10/3Thu
1 stop
12h 09mLHR-SDF
$750
9/24Tue
1 stop
16h 55mSDF-LHR
10/1Tue
2 stops
31h 53mLHR-SDF
$757
8/23Fri
2 stopsAir Canada
16h 02mSDF-LHR
8/27Tue
2 stopsAir Canada
14h 35mLHR-SDF
$770
8/13Tue
2 stopsDelta
14h 25mLEX-LHR
8/21Wed
2 stopsDelta
19h 53mLHR-LEX
$773
9/23Mon
1 stopDelta
17h 30mSDF-LHR
9/30Mon
2 stopsDelta
17h 13mLHR-SDF
$845

Search by stops

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Recent one-way flight deals

7/17Wed
3 stops
25h 25mSDF-LHR
$387
6/12Wed
3 stops
45h 56mSDF-LHR
$454
6/19Wed
3 stops
26h 40mSDF-LHR
$481
6/13Thu
3 stops
25h 55mSDF-LHR
$484
7/16Tue
1 stopUnited Airlines
12h 10mSDF-LHR
$548
7/14Sun
3 stopsAir Canada
16h 45mSDF-LHR
$554
7/14Sun
2 stopsAir Canada
16h 50mSDF-LHR
$576
7/13Sat
2 stopsBritish Airways
35h 02mSDF-LHR
$615
6/26Wed
1 stopUnited Airlines
16h 15mSDF-LHR
$762
6/13Thu
1 stopSWISS
23h 20mSDF-LHR
$860

Search by stops

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Last minute flights from Kentucky to Heathrow

Last minute flight, train and bus deals

5/10Fri
multi-stopAmerican Airlines
10h 24mSDF-LHR
5/17Fri
multi-stopAmerican Airlines
13h 16mLHR-SDF
$1,216
5/10Fri
multi-stopUnited Airlines
12h 32mSDF-LHR
5/17Fri
multi-stopUnited Airlines
28h 21mLHR-SDF
$1,221
5/10Fri
multi-stopBritish Airways
10h 24mSDF-LHR
5/17Fri
multi-stopBritish Airways
21h 43mLHR-SDF
$1,225
5/10Fri
multi-stopUnited Airlines
18h 30mSDF-LHR
5/17Fri
multi-stopUnited Airlines
21h 43mLHR-SDF
$1,233
5/13Mon
multi-stop
17h 57mSDF-LHR
5/17Fri
multi-stop
30h 49mLHR-SDF
$1,333
5/13Mon
multi-stop
17h 57mSDF-LHR
5/17Fri
multi-stop
30h 26mLHR-SDF
$1,380
5/13Mon
multi-stop
32h 57mSDF-LHR
5/17Fri
multi-stop
30h 49mLHR-SDF
$1,480
5/10Fri
multi-stopAir Canada
18h 20mSDF-LHR
5/17Fri
multi-stopAir Canada
34h 20mLHR-SDF
$1,756
5/13Mon
multi-stopLufthansa
11h 10mSDF-LHR
5/17Fri
multi-stopLufthansa
12h 15mLHR-SDF
$2,075
5/10Fri
multi-stopAir Canada
16h 35mSDF-LHR
5/17Fri
multi-stopAir Canada
18h 43mLHR-SDF
$10,503

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Flights to London Heathrow Airport

Destination:

London Heathrow Airport (LHR)United Kingdom

Return flight deals:

London Heathrow Airport - Kentucky

Cabin classes: