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Cheap flights from London Heathrow Airport to Louisville from £414

LHR — SDF
30 Sep — 7 Oct1
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

Tue 13/1006:40 -
2 stops19h 53m
Tue 20/1013:20 -
2 stops15h 00m
Deal found 29/8£586
Mon 16/1106:40 -
2 stops22h 30m
Sun 22/1113:01 -
2 stops24h 29m
Deal found 31/8£591
Thu 1/1014:25 -
1 stop13h 08m
Sun 18/1017:19 -
1 stop32h 31m
Deal found 30/8£619
Sun 1/1106:40 -
2 stops22h 19m
Sun 8/1113:59 -
2 stops21h 01m
Deal found 27/8£624
Wed 7/1016:25 -
1 stop34h 00m
Tue 13/1018:07 -
1 stop11h 43m
Deal found 28/8£626
Wed 7/1011:15 -
1 stop12h 55m
Tue 13/1017:57 -
1 stop12h 23m
Deal found 31/8£629
Wed 7/1006:15 -
2 stops20h 20m
Tue 13/1010:08 -
1 stop16h 57m
Deal found 28/8£632
Thu 1/1020:00 -
2 stops31h 33m
Sun 18/1017:19 -
1 stop32h 31m
Deal found 30/8£638

Find flight deals from Heathrow to Louisville

Round-trip from

£586

One-way from

£414

Popular in

March

Cheapest in

February

Average price

£770
Scandinavian Airlines
  • Scandinavian Airlines
  • 13/10-20/10
  • 4 total stops
  • 34h 53m total
  • London to Louisville
Search Deals
14/9
  • 14/9
  • 3 total stops
  • 30h 26m total
  • London to Louisville
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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

Mon 16/11

07:05-22:53

3 stops20h 48m

Louisville Intl

Sun 22/11

13:01-18:30

2 stops24h 29m

£594

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 11/11

06:40-23:13

2 stops21h 33m

Louisville Intl

Sat 14/11

13:30-18:30

2 stops24h 00m

£651

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Mon 9/11

07:05-00:10

3 stops22h 05m

Louisville Intl

Sun 15/11

13:01-16:00

2 stops21h 59m

£654

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Mon 12/10

08:40-23:59

2 stops20h 19m

Louisville Intl

Sun 18/10

18:30-20:40

1 stop21h 10m

£697

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 14/10

06:50-17:40

2 stops15h 50m

Louisville Intl

Sun 18/10

15:37-07:45

1 stop35h 08m

£702

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 1/10

18:40-23:59

2 stops34h 19m

Louisville Intl

Sun 18/10

13:59-16:00

2 stops21h 01m

£705

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 7/10

06:15-21:35

2 stops20h 20m

Louisville Intl

Sat 17/10

12:46-10:35

2 stops16h 49m

£712
Fastest return journey

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 7/10

09:55-21:13

2 stops16h 18m

Louisville Intl

Tue 13/10

11:06-06:20

2 stops14h 14m

£714

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sun 11/10

17:55-17:40

2 stops28h 45m

Louisville Intl

Sun 18/10

13:25-20:40

1 stop26h 15m

£717

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 1/10

07:30-19:11

2 stops16h 41m

Louisville Intl

Wed 7/10

11:15-06:55

2 stops14h 40m

£722

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
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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

How far ahead should I book a flight from London Heathrow Airport to Louisville?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Louisville, you should look to book at least 23 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 £614). Flying from London Heathrow Airport to Louisville in March is currently the most expensive (average of £1,078). 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.

How much does it cost for a return flight from London Heathrow Airport to Louisville?

Airfare is typical for this route at the moment.

London Heathrow Airport to Louisville flights typically cost between £489 and £725 in October.
The cheapest return price found within the last 5 days was £586 on Scandinavian Airlines (13 Oct–20 Oct).

Reviews of airlines servicing Louisville

Read reviews from past customers who have flown with United Airlines,Virgin Atlantic, 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.
United Airlines
7.4
Good
10,147 reviews
Check prices

Comfort

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,147 reviews
United Airlines
7.4
Good
10,147 reviews
Check prices

Comfort

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
Virgin Atlantic
7.4
Good
695 reviews
United Airlines
7.4
Good
10,147 reviews
Check prices

Comfort

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
American Airlines
7.1
Good
12,021 reviews
United Airlines
7.4
Good
10,147 reviews
Check prices

Comfort

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
British Airways
6.7
Okay
8,198 reviews
United Airlines
7.4
Good
10,147 reviews
Check prices

Comfort

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

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 20h 19m. The time it takes to get you to your destination can typically vary by up to 29m. 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 Virgin Atlantic is currently your cheapest option to Louisville, with prices starting at £472. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £484 and £519, respectively. Users have found that Virgin Atlantic is 40% 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 £614). Flying from London Heathrow Airport to Louisville in March is currently the most expensive (average of £1,078). 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
Virgin AtlanticCheapest£472Average£731FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£484Average£717FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£519Average£719FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£590Average£906FlexibilityNo 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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