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Cheap flights from London Heathrow Airport to Louisville from £425

LHR — SDF
18 Nov — 25 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 23/1106:40 -
2 stops22h 30m
Mon 7/1213:04 -
2 stops21h 56m
Deal found 14/10£582
Tue 24/1118:40 -
2 stops33h 33m
Mon 30/1113:01 -
2 stops23h 39m
Deal found 19/10£597
Wed 11/1107:05 -
3 stops21h 08m
Sat 14/1113:30 -
2 stops14h 50m
Deal found 19/10£622
Fri 30/1007:50 -
2 stops29h 42m
Sun 1/1110:12 -
2 stops17h 53m
Deal found 15/10£622
Thu 12/1119:30 -
2 stops33h 40m
Mon 16/1115:00 -
2 stops21h 40m
Deal found 14/10£624
Mon 9/1118:00 -
2 stops24h 35m
Sun 15/1105:10 -
2 stops20h 20m
Deal found 18/10£657
Tue 24/1111:50 -
1 stop14h 20m
Mon 30/1113:24 -
1 stop13h 51m
Deal found 19/10£689

Find flight deals from Heathrow to Louisville

Round-trip from

£582

One-way from

£425

Popular in

March

Cheapest in

February

Average price

£701
Scandinavian Airlines
  • Scandinavian Airlines
  • 23/11-7/12
  • 4 total stops
  • 44h 26m 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 (£19 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

09:00-19:51

3 stops39h 51m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£461

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 5/11

18:40-15:26

3 stops49h 46m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£509

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sat 10/4

19:15-23:48

3 stops33h 33m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£510

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 1/4

06:15-21:28

2 stops20h 13m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£542

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 1/4

17:50-23:13

3 stops34h 23m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£556

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Fri 25/12

12:40-21:51

1 stop14h 11m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£556
Fastest return journey

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sat 10/4

11:10-18:30

1 stop12h 20m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£557

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 23/12

17:35-21:23

2 stops32h 48m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£557

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 1/4

16:55-12:51

1 stop24h 56m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£558

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Tue 22/12

09:55-21:15

3 stops40h 20m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£598

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 19 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 £598). Flying from London Heathrow Airport to Louisville in March is currently the most expensive (average of £1,096). 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
696 reviews
Check prices

Overall

7.5

Entertainment

7.5

Comfort

7.3

Crew

8.1

Food

6.9

Boarding

7.7

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
696 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Overall

7.5

Entertainment

7.5

Comfort

7.3

Crew

8.1

Food

6.9

Boarding

7.7

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
10,389 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Overall

7.5

Entertainment

7.5

Comfort

7.3

Crew

8.1

Food

6.9

Boarding

7.7

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
12,173 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Overall

7.5

Entertainment

7.5

Comfort

7.3

Crew

8.1

Food

6.9

Boarding

7.7

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
8,265 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Overall

7.5

Entertainment

7.5

Comfort

7.3

Crew

8.1

Food

6.9

Boarding

7.7

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 17h. The time it takes to get you to your destination can typically vary by up to 16h 40m. 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 £527. Additional return tickets that might be worth considering are offered by Virgin Atlantic and United Airlines, with the lowest prices starting at £661 and £706, 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 £598). Flying from London Heathrow Airport to Louisville in March is currently the most expensive (average of £1,096). 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£527Average£789FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£661Average£813FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£706Average£832FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest£759Average£954FlexibilityNo 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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