$322+ Cheap flights from Louisville (SDF) to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LHR
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Heathrow with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisville to Heathrow
Cheapest
Best
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Cheapest flights from Louisville to HeathrowExplore the most affordable flight options available from Louisville to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
Explore the most affordable flight options available from Louisville to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:40 pm -
1 stop13h 20m
Tue 12/89:00 am -
2 stops19h 49m
Deal found 10/17![United Airlines logo]()
$910
This American Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:27 pm -
1 stop10h 53m
Tue 12/82:10 pm -
1 stop13h 01m
Deal found 10/17![American Airlines logo]()
$916
This Iberia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:14 pm -
2 stops20h 41m
Tue 12/812:35 pm -
1 stop14h 02m
Deal found 10/18![Iberia logo]()
$924
This Booking.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:25 am -
2 stops15h 45m
Tue 12/88:30 am -
2 stops16h 05m
Deal found 10/18![Multiple Airlines logo]()
$925
This Iberia deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:14 pm -
1 stop16h 11m
Wed 11/187:35 am -
2 stops19h 01m
Deal found 10/16![Iberia logo]()
$933
This Iberia deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:13 am -
1 stop17h 22m
Thu 12/107:30 am -
2 stops19h 07m
Deal found 10/19![Iberia logo]()
$934
This Iberia deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:17 pm -
1 stop14h 18m
Tue 12/16:05 am -
2 stops20h 32m
Deal found 10/15![Iberia logo]()
$945
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:30 pm -
1 stop10h 40m
Thu 12/1011:00 am -
1 stop15h 37m
Deal found 10/19![British Airways logo]()
$960
Best flights from Louisville to HeathrowDiscover carefully curated flight deals from Louisville to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Louisville to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/23:50 pm -
1 stop34h 50m
Fri 3/56:50 am -
2 stops15h 17m
Deal found 10/19![United Airlines logo]()
$763
This KAYAK deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/103:24 pm -
2 stops25h 16m
Sat 4/245:00 pm -
2 stops36h 02m
Deal found 10/15![Scandinavian Airlines logo]()
$989
This Air Canada deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:17 am -
3 stops16h 53m
Tue 12/11:00 pm -
2 stops15h 49m
Deal found 10/15![Multiple Airlines logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:40 pm -
1 stop13h 20m
Tue 12/89:00 am -
2 stops19h 49m
Deal found 10/17![United Airlines logo]()
$910
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/296:00 am -
1 stop19h 40m
Sun 12/611:05 am -
2 stops37h 20m
Deal found 10/15![United Airlines logo]()
$974
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:40 am -
1 stop10h 40m
Wed 11/119:00 am -
2 stops16h 52m
Deal found 10/16![United Airlines logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:45 pm -
1 stop14h 25m
Tue 11/109:00 am -
2 stops16h 52m
Deal found 10/19![United Airlines logo]()
$1,010
Last-minute flights from Louisville to HeathrowDiscover last-minute flight deals from Louisville to Heathrow. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Heathrow. Data last updated October 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:10 pm -
1 stop13h 45m
Fri 11/136:50 am -
2 stops18h 44m
Deal found 10/16![United Airlines logo]()
$961
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 pm -
1 stop14h 00m
Fri 11/139:55 am -
1 stop12h 30m
Deal found 10/16![American Airlines logo]()
$966
This Justfly.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 am -
2 stops21h 10m
Fri 11/139:00 am -
2 stops43h 30m
Deal found 10/19![Air Canada logo]()
$971
This Iberia deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:14 pm -
1 stop16h 11m
Wed 11/187:35 am -
2 stops19h 01m
Deal found 10/16![Iberia logo]()
$933
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:17 am -
2 stops14h 53m
Wed 11/189:00 am -
2 stops16h 52m
Deal found 10/16![United Airlines logo]()
$963
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:20 pm -
1 stop10h 55m
Wed 11/1811:00 am -
1 stop15h 36m
Deal found 10/16![British Airways logo]()
$965
This Iberia deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:17 pm -
1 stop14h 18m
Tue 12/16:05 am -
2 stops20h 32m
Deal found 10/15![Iberia logo]()
$945
One-way flights from Louisville to HeathrowSearch for one-way flight options from Louisville to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Louisville to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Expedia deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/241:10 pm -
1 stop13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![British Airways logo]()
$322
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/243:50 pm -
2 stops15h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$332
This Air Canada deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/249:00 am -
3 stops17h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Air Canada logo]()
$340
This Cheapflightsfares deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:30 am -
2 stops20h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Aer Lingus logo]()
$426
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:10 pm -
1 stop12h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![British Airways logo]()
$466
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:42 am -
1 stop15h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:12 pm -
3 stops33h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$514
This FlightHub deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Fri 12/255:45 am -
2 stops28h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Aer Lingus logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/258:47 am -
3 stops56h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:10 am -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![United Airlines logo]()
$558
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:26 pm -
3 stops29h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$564
Find flight deals from Louisville to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $761 (United Airlines) |
One-way from | $322 (Expedia) |
Popular in | July |
Cheapest in | February |
Average price | $911 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 20, 2026.
Use the filters below to find and compare flights from Louisville to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 3/24
3:50 pm-10:50 am
2 stops15h 00m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$332
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 3/24
9:00 am-6:30 am
3 stops17h 30m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$340
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Tue 11/24
7:30 am-9:05 am
2 stops20h 35m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$426
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 11/25
10:01 am-1:25 pm
2 stops22h 24m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$426
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 12/2
1:10 pm-9:05 am
2 stops14h 55m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$426
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 1/6
6:29 pm-3:35 pm
2 stops16h 06m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$426
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 12/2
1:10 pm-6:55 am
1 stop12h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$466
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Tue 11/24
11:42 am-7:50 am
1 stop15h 08m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$467
Quickest round-trip
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Wed 1/6
6:29 pm-10:25 am
1 stop10h 56m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$467
LouisvilleLondon
SDF Louisville Intl - LHR London Heathrow
SDFLHR
Louisville Intl
Tue 3/2
3:50 pm-7:40 am
1 stop34h 50m
London Heathrow
Fri 3/5
6:50 am-5:07 pm
2 stops15h 17m
$763
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Louisville to Heathrow
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Heathrow in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Louisville-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Louisville to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Louisville with our price prediction graph.
SDF-LHR
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Louisville to London Heathrow Airport
What is the cheapest month to book a flight from Louisville to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Louisville to London Heathrow Airport (average of $630). Flying from Louisville to London Heathrow Airport in July is currently the most expensive (average of $1,348). 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 to fly round-trip from Louisville to London Heathrow Airport?
Airfare is below average for this route at the moment.
Louisville to London Heathrow Airport flights typically cost between $765 and $982 in March.The cheapest round-trip price found within the last 5 days was $761 on United Airlines (Mar 2-Mar 5).
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated October 20, 2026.
See what other customers who have flown with Delta,Virgin Atlantic, andUnited Airlines from Louisville to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Louisville to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Hounslow
Gatwick
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Slough
Eastbourne
Stansted
Sutton
Luton
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Louisville to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisville to Heathrow by cabin class
Find flights from Louisville to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.
Louisville and Heathrow flights
Browse other Louisville and Heathrow flight options. Last updated on October 20, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Louisville to Heathrow
Discover the top 5 airlines that operate flights from Louisville to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$450 | Average$1,286 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$598 | Average$956 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$606 | Average$1,115 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$676 | Average$1,034 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$705 | Average$1,131 | FlexibilityNo cancel fee | On-time69% |