SDF - LHR
$322 Find Cheap Flights from Louisville to London Heathrow Airport - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Louisville to London departing on 1/12. 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.
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Everything you should know
Cheapest round-trip
$761
Typical prices: $851-$1,278
United Airlines
Tue 3/6Fri 3/9
SDF - LHR • 2 stops
Cheapest one-way
$322
Typical prices: $381-$607
British Airways
Fri 1/12
SDF - LHR • 1 stop
Cheap Flights from Louisville to London (SDF-LHR)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Louisville to London that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Cheap flights from Louisville to London with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.
Sat, Mar 6 - Tue, Mar 9
6:00 pm - 7:10 amSDF Louisville Intl-LHR London Heathrow
32h 10m2 stops Newark Montreal Pierre Elliott Trudeau Intl
6:50 am - 5:30 pmLHR London Heathrow-SDF Louisville Intl
15h 40m2 stops Brussels Bruxelles-National Newark
$761United Airlines
Tue, Mar 2 - Fri, Mar 5
3:50 pm - 7:40 amSDF Louisville Intl-LHR London Heathrow
34h 50m1 stop Houston George Bush Intcntl
6:50 am - 6:04 pmLHR London Heathrow-SDF Louisville Intl
16h 14m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
$763United Airlines
Wed, Jan 27 - Tue, Feb 2
10:12 am - 8:35 amSDF Louisville Intl-LHR London Heathrow
17h 23m1 stop Chicago O'Hare Intl
7:40 pm - 9:37 pmLHR London Heathrow-SDF Louisville Intl
30h 57m2 stops Madrid Barajas Chicago O'Hare Intl
$856Iberia
Wed, Jan 27 - Tue, Feb 2
10:20 am - 7:10 amSDF Louisville Intl-LHR London Heathrow
15h 50m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
8:45 am - 11:44 pmLHR London Heathrow-SDF Louisville Intl
19h 59m2 stops Munich Franz Josef Strauss Newark
$858Multiple Airlines
Wed, Jan 27 - Tue, Feb 2
6:29 pm - 10:25 amSDF Louisville Intl-LHR London Heathrow
10h 56m1 stop Chicago O'Hare Intl
9:55 am - 7:29 pmLHR London Heathrow-SDF Louisville Intl
14h 34m1 stop Charlotte Douglas
$883British Airways
Sun, Mar 7 - Wed, Mar 10
3:41 pm - 10:00 amSDF Louisville Intl-LHR London Heathrow
13h 19m1 stop Dallas/Fort Worth
6:15 am - 10:22 pmLHR London Heathrow-SDF Louisville Intl
21h 07m2 stops Madrid Barajas Charlotte Douglas
$883British Airways
Sun, Mar 28 - Fri, Apr 2
1:00 pm - 6:45 amSDF Louisville Intl-LHR London Heathrow
12h 45m1 stop Boston Logan Intl
9:55 am - 12:02 amLHR London Heathrow-SDF Louisville Intl
19h 07m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$905Delta
Mon, Mar 29 - Fri, Apr 2
6:00 am - 6:25 amSDF Louisville Intl-LHR London Heathrow
19h 25m1 stop Atlanta Hartsfield-Jackson
9:55 am - 12:02 amLHR London Heathrow-SDF Louisville Intl
19h 07m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$905Delta
Tue, Nov 17 - Tue, Nov 24
5:20 pm - 9:15 amSDF Louisville Intl-LHR London Heathrow
10h 55m1 stop Boston Logan Intl
10:35 am - 10:30 pmLHR London Heathrow-SDF Louisville Intl
16h 55m1 stop Philadelphia
$915American Airlines
Tue, Nov 10 - Tue, Nov 17
6:16 pm - 10:25 amSDF Louisville Intl-LHR London Heathrow
11h 09m1 stop Chicago O'Hare Intl
2:10 pm - 11:38 pmLHR London Heathrow-SDF Louisville Intl
14h 28m1 stop Charlotte Douglas
$915American Airlines
Tue, Jan 12
1:02 pm - 9:15 amSDF Louisville Intl-LHR London Heathrow
15h 13m1 stop Charlotte Douglas
$322British Airways
Tue, Jan 12
1:02 pm - 9:15 amSDF Louisville Intl-LHR London Heathrow
15h 13m1 stop Charlotte Douglas
$322British Airways
Tue, Jan 12
8:50 am - 9:00 pmSDF Louisville Intl-LHR London Heathrow
31h 10m2 stops Chicago O'Hare Intl Ottawa
$328United Airlines
Sat, Jan 9
8:50 am - 9:00 pmSDF Louisville Intl-LHR London Heathrow
31h 10m2 stops Chicago O'Hare Intl Ottawa
$328United Airlines
Tue, Jan 12
5:43 pm - 3:50 pmSDF Louisville Intl-LHR London Heathrow
17h 07m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
$330Lufthansa
Tue, Jan 12
1:02 pm - 9:15 amSDF Louisville Intl-LHR London Heathrow
15h 13m1 stop Charlotte Douglas
$331American Airlines
Tue, Jan 12
7:00 am - 7:10 amSDF Louisville Intl-LHR London Heathrow
19h 10m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
$346Air Canada
Mon, Nov 9
12:40 pm - 7:05 amSDF Louisville Intl-LHR London Heathrow
13h 25m1 stop Minneapolis St Paul
$463Virgin Atlantic
Tue, Nov 24
11:42 am - 7:50 amSDF Louisville Intl-LHR London Heathrow
15h 08m1 stop Philadelphia
$467American Airlines
Sun, Jan 3
11:27 am - 7:20 amSDF Louisville Intl-LHR London Heathrow
14h 53m2 stops Detroit Metropolitan Wayne County Washington, D.C. Dulles Intl
$558Delta
Sat, Oct 17 - Mon, Nov 9
5:59 pm - 8:10 pmSDF Louisville Intl-LHR London Heathrow
21h 11m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
8:25 pm - 4:54 pmLHR London Heathrow-SDF Louisville Intl
25h 29m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$1,002Virgin Atlantic
Sat, Oct 17 - Mon, Nov 9
5:19 pm - 8:05 amSDF Louisville Intl-LHR London Heathrow
33h 46m1 stop Chicago O'Hare Intl
12:35 pm - 9:37 pmLHR London Heathrow-SDF Louisville Intl
14h 02m1 stop Chicago O'Hare Intl
$1,009Iberia
Wed, Oct 14 - Mon, Oct 19
3:36 pm - 6:55 amSDF Louisville Intl-LHR London Heathrow
10h 19m1 stop Charlotte Douglas
9:15 am - 4:22 pmLHR London Heathrow-SDF Louisville Intl
12h 07m1 stop Philadelphia
$1,015American Airlines
Wed, Oct 14 - Mon, Oct 19
5:19 pm - 12:15 pmSDF Louisville Intl-LHR London Heathrow
13h 56m1 stop Chicago O'Hare Intl
10:05 am - 5:38 pmLHR London Heathrow-SDF Louisville Intl
12h 33m1 stop Boston Logan Intl
$1,015American Airlines
Sat, Oct 17 - Mon, Nov 9
5:59 pm - 6:25 amSDF Louisville Intl-LHR London Heathrow
31h 26m1 stop Atlanta Hartsfield-Jackson
5:35 pm - 4:54 pmLHR London Heathrow-SDF Louisville Intl
28h 19m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$1,021Air France
Wed, Oct 14 - Mon, Oct 19
5:38 pm - 12:05 pmSDF Louisville Intl-LHR London Heathrow
13h 27m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl
12:25 pm - 11:59 pmLHR London Heathrow-SDF Louisville Intl
16h 34m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$1,093Delta
Wed, Oct 14 - Mon, Oct 19
5:57 pm - 1:15 pmSDF Louisville Intl-LHR London Heathrow
14h 18m1 stop Atlanta Hartsfield-Jackson
12:25 pm - 11:59 pmLHR London Heathrow-SDF Louisville Intl
16h 34m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$1,093Delta
Sun, Oct 18 - Thu, Oct 29
6:15 am - 9:20 pmSDF Louisville Intl-LHR London Heathrow
10h 05m1 stop Newark
9:10 am - 5:37 pmLHR London Heathrow-SDF Louisville Intl
12h 27m1 stop Newark
$1,146United Airlines
Sun, Oct 18 - Thu, Oct 29
6:15 am - 9:20 pmSDF Louisville Intl-LHR London Heathrow
10h 05m1 stop Newark
9:10 am - 5:37 pmLHR London Heathrow-SDF Louisville Intl
12h 27m1 stop Newark
$1,147United Airlines
Sun, Oct 18 - Sun, Oct 25
6:00 pm - 12:10 pmSDF Louisville Intl-LHR London Heathrow
13h 10m1 stop Charlotte Douglas
1:50 pm - 10:04 pmLHR London Heathrow-SDF Louisville Intl
12h 14m1 stop Charlotte Douglas
$1,150British Airways
Price, demand and travel trends for Louisville to London Heathrow Airport flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Prices
Airlines
Layovers
How much is a round-trip flight from Louisville to London Heathrow Airport?
This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Louisville to London Heathrow Airport departing in march.What's the cheapest day of the week to fly from Louisville to London Heathrow Airport?
Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Louisville to London Heathrow Airport. It’s 13% cheaper than the average day, while Sunday is the most expensive, with prices 7% higher.
What’s the cheapest month to fly from Louisville to London Heathrow Airport?
KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Louisville to London Heathrow Airport, removes the top 0.1% to account for outliers and then takes the median of all values for each month.•November is the cheapest month to fly from Louisville to London Heathrow Airport at $728 round-trip.
•July ($1,322) and June ($1,295) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 81% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
Round-trip flights from Louisville to London Heathrow Airport typically range from $851 to $1,278. The lowest price found in the past 5 days was $761, on United Airlines.
What’s the most popular layover airport when flying from Louisville to London Heathrow Airport?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Atlanta Hartsfield-Jackson (ATL) is the most popular layover for the Louisville to London Heathrow Airport route. 28% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via ATL.
What is the cheapest layover airport when flying from Louisville to London Heathrow Airport?
Flights via Philadelphia (PHL) offer the most affordable fares, with an average round-trip price of $866. Based on KAYAK data over the past 3 months.
Key details for Louisville to London Heathrow Airport flights
Low season | October |
|---|---|
High season | August |
Cheapest flight | $322 |
When to book flights from Louisville to London
Are your dates flexible? Find out the best times to travel from Louisville to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your Louisville to London Heathrow Airport flight questions, answered
Find helpful answers about this route, including flight times, airports, airlines and booking tips.
Your guide to booking Louisville to London Heathrow Airport flights
Get tips on when to book, when to fly and what to know before your trip.More options for your flight from Louisville to London
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Cabin class types available on flights to London
Cabin classes available on flights from Louisville to London. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
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Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.