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Cheap flights from London Heathrow Airport to Louisville from £423

LHR — SDF
22 Nov — 29 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Louisville

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Louisville

Mon 23/1112:00 -
1 stop16h 30m
Tue 1/1210:25 -
1 stop14h 30m
Deal found 20/10£562
Mon 23/1112:00 -
1 stop13h 34m
Sun 29/1110:37 -
1 stop14h 18m
Deal found 20/10£585
Tue 24/1118:40 -
2 stops33h 33m
Mon 30/1113:01 -
2 stops23h 39m
Deal found 19/10£594
Wed 25/1112:40 -
1 stop15h 33m
Sun 29/1115:14 -
1 stop11h 31m
Deal found 20/10£597
Wed 11/1107:05 -
3 stops21h 08m
Sat 14/1113:30 -
2 stops14h 50m
Deal found 20/10£617
Thu 12/1119:30 -
2 stops33h 40m
Mon 16/1115:00 -
2 stops21h 40m
Deal found 19/10£624

Find flight deals from Heathrow to Louisville

Round-trip from

£562

One-way from

£423

Popular in

March

Cheapest in

February

Average price

£697
United Airlines
  • United Airlines
  • 23/11-1/12
  • 2 total stops
  • 31h 00m total
  • London to Louisville
Search Deals
10/1-31/12
  • 10/1-31/12
  • 2 total stops
  • 35h 11m total
  • London to Louisville
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sun 10/1

09:00-15:11

2 stops35h 11m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£423

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Tue 8/12

09:00-23:49

2 stops19h 49m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£470
Fastest return journey

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 9/12

07:30-21:00

2 stops18h 30m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£475

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sat 14/11

15:30-19:19

3 stops56h 49m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£523

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sun 1/11

14:50-19:19

3 stops33h 29m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£595

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 11/11

07:05-23:13

3 stops21h 08m

Louisville Intl

Sat 14/11

13:30-09:20

2 stops14h 50m

£618

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 12/11

19:30-00:10

2 stops33h 40m

Louisville Intl

Mon 16/11

15:00-17:40

2 stops21h 40m

£624

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Tue 24/11

09:00-09:38

2 stops29h 38m

Louisville Intl

Sun 29/11

17:57-05:55

1 stop30h 58m

£700

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sun 27/12

19:30-00:23

2 stops33h 53m

Louisville Intl

Sun 10/1

15:24-09:20

2 stops36h 56m

£701

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Tue 2/3

09:00-20:14

2 stops16h 14m

Louisville Intl

Tue 16/3

17:30-08:25

1 stop10h 55m

£709

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Heathrow with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Louisville

What is the cheapest month to book a flight from London Heathrow Airport to Louisville?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Louisville (average of £595). Flying from London Heathrow Airport to Louisville in March is currently the most expensive (average of £1,090). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Louisville

Read reviews from past customers who have flown with Virgin Atlantic,United Airlines, andAmerican Airlines from London Heathrow Airport to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
697 reviews
Check prices

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.5

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
697 reviews
Virgin Atlantic
7.5
Good
697 reviews
Check prices

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.5

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.3
Good
10,405 reviews
Virgin Atlantic
7.5
Good
697 reviews
Check prices

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.5

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
American Airlines
7.0
Good
12,189 reviews
Virgin Atlantic
7.5
Good
697 reviews
Check prices

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.5

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,267 reviews
Virgin Atlantic
7.5
Good
697 reviews
Check prices

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.5

Food

6.9

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

  • What airport do you fly into for flights to Louisville from London Heathrow?

    Most people fly into Louisville Intl (SDF) if they book a flight to Louisville from London Heathrow. On average, Louisville Intl has 0 inbound flights from London Heathrow per day from 4 airlines. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from London Heathrow Airport to Louisville?

    Airlines like Scandinavian Airlines and United Airlines fly from London Heathrow Airport to Louisville in about 21h 08m. The time it takes to get you to your destination can typically vary by up to 8h 30m. Airlines will cover a distance of 4033 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Louisville round-trip?

    Flying on British Airways is currently your cheapest option to Louisville, with prices starting at £524. Additional return tickets that might be worth considering are offered by Virgin Atlantic and United Airlines, with the lowest prices starting at £657 and £702, respectively. Users have found that British Airways is 36% cheaper than the other options available to this destination.

  • Can I find deals for flights from Heathrow to Louisville that include hotel bookings?

    Yes. In addition to deals on Heathrow to Louisville flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Louisville.

  • Can I find deals for business class flights from Heathrow to Louisville?

    Yes. Cheapflights offers flight deals from Heathrow to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Louisville (average of £595). Flying from London Heathrow Airport to Louisville in March is currently the most expensive (average of £1,090). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Heathrow to Louisville

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£524Average£784FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£657Average£809FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£702Average£827FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest£754Average£949FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Louisville?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Louisville. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Louisville?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Louisville for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Louisville with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Louisville with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Louisville become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Louisville from Heathrow today and book when prices fit your budget.

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