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$363+ Cheap flights from Heathrow (LHR) to Louisiana

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
fev 27 — mar 61
sex 2/27
sex 3/6
1 adult, Economy
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Cheap flight deals from Heathrow to Louisiana

Cheapest flights from Heathrow to Louisiana
Explore the most affordable flight options available from Heathrow to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janeiro 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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.
sex 3/138:30 am
LHR
-
MSY
2 stops19h 01m
United Airlines
sex 3/207:00 am
MSY
-
LHR
1 stop19h 30m
United Airlines
Deal found 1/26$702
This TravelUp deal was found by Cheapflights users on 1/26. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 2/238:20 am
LHR
-
BTR
1 stop15h 06m
British Airways
seg 3/22:16 pm
BTR
-
LHR
1 stop13h 44m
British Airways
Deal found 1/26$703
This United Airlines deal was found by Cheapflights users on 1/27. 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.
qui 2/56:50 am
LHR
-
MSY
2 stops17h 23m
United Airlines
seg 2/97:00 am
MSY
-
LHR
1 stop21h 15m
United Airlines
Deal found 1/27$704
This United Airlines deal was found by Cheapflights users on 1/25. 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.
sex 2/66:50 am
LHR
-
MSY
2 stops18h 55m
United Airlines
seg 2/911:55 am
MSY
-
LHR
1 stop13h 35m
United Airlines
Deal found 1/25$705
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
qui 3/124:20 pm
LHR
-
MSY
1 stop32h 28m
Austrian Airlines
qui 3/2612:30 pm
MSY
-
LHR
1 stop14h 55m
Austrian Airlines
Deal found 1/26$706
This ChecknFly deal was found by Cheapflights users on 1/27. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 3/1710:05 am
LHR
-
MSY
2 stops16h 25m
Finnair
ter 3/2411:19 am
MSY
-
LHR
2 stops14h 41m
Finnair
Deal found 1/27$707
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
dom 2/1512:05 pm
LHR
-
MSY
1 stop13h 44m
Lufthansa
qua 2/2510:30 am
MSY
-
LHR
1 stop13h 25m
Lufthansa
Deal found 1/27$708
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
sex 2/131:35 pm
LHR
-
MSY
1 stop15h 03m
Lufthansa
qua 2/2512:48 pm
MSY
-
LHR
1 stop11h 52m
Lufthansa
Deal found 1/27$709
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
qui 3/123:10 pm
LHR
-
MSY
1 stop13h 49m
Lufthansa
qui 3/265:20 pm
MSY
-
LHR
1 stop11h 55m
Lufthansa
Deal found 1/27$710
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
sex 3/1312:05 pm
LHR
-
MSY
1 stop16h 23m
Lufthansa
sex 3/205:20 pm
MSY
-
LHR
1 stop11h 55m
Lufthansa
Deal found 1/26$712
This Expedia deal was found by Cheapflights users on 1/27. 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.
ter 3/171:45 pm
LHR
-
MSY
Nonstop10h 10m
British Airways
qua 3/253:02 pm
MSY
-
LHR
1 stop12h 13m
British Airways
Deal found 1/27$713
This TravelUp deal was found by Cheapflights users on 1/26. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 2/239:40 am
LHR
-
BTR
2 stops18h 21m
Virgin Atlantic
seg 3/24:02 pm
BTR
-
LHR
1 stop10h 58m
Virgin Atlantic
Deal found 1/26$714

Find flight deals from Heathrow to Louisiana

Keep the following information in mind while searching for Heathrow to Louisiana flight deals. Data was last updated janeiro 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$702
(United Airlines)

One-way from

$363
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$829

Good round-trip deal

$799 or less

Good one-way deal

$629 or less
Provider with most accurate pricing for London (LON)-New Orleans Louis Armstrong flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-New Orleans Louis Armstrong flights.
Search Deals
From London Heathrow to Louisiana
Search Deals
One-way flight from London Heathrow to Louisiana
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Louisiana.
Search Deals
Price to beat on a one-way flight from London Heathrow to Louisiana.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Louisiana 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 2,558,603 searches. Data last updated janeiro 28, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Louisiana that are best for you.

Fly from

Heathrow

Fly to

Louisiana

Route

Depart

Return

Price

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

seg 3/2

8:30 am-10:38 pm

2 stops20h 08m

New Orleans Louis Armstrong

qui 3/19

2:13 pm-10:50 am

2 stops15h 37m

$703

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

seg 2/23

8:20 am-5:26 pm

1 stop15h 06m

Baton Rouge Ryan

seg 3/2

2:16 pm-10:00 am

1 stop13h 44m

$703

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

seg 2/16

8:30 am-10:37 pm

2 stops20h 07m

New Orleans Louis Armstrong

qua 2/25

10:30 am-5:55 am

1 stop13h 25m

$703

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

seg 2/16

7:05 pm-9:30 pm

2 stops32h 25m

New Orleans Louis Armstrong

ter 2/24

10:23 am-7:20 am

1 stop14h 57m

$718

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

qui 4/30

9:30 am-9:32 pm

2 stops18h 02m

New Orleans Louis Armstrong

seg 5/4

7:00 am-7:40 am

1 stop18h 40m

$720

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

seg 3/2

8:30 am-10:58 pm

2 stops20h 28m

New Orleans Louis Armstrong

ter 3/10

6:10 am-6:30 am

2 stops19h 20m

$724

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

ter 3/17

1:45 pm-6:55 pm

Nonstop10h 10m

New Orleans Louis Armstrong

ter 3/24

8:55 pm-10:35 am

Nonstop8h 40m

$728

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

sex 3/13

12:05 pm-9:19 pm

1 stop14h 14m

New Orleans Louis Armstrong

ter 3/24

12:35 pm-11:15 am

2 stops17h 40m

$735

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

ter 3/3

9:55 am-5:04 pm

1 stop13h 09m

New Orleans Louis Armstrong

dom 3/22

6:43 pm-7:20 am

1 stop31h 37m

$735

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

dom 2/15

1:35 pm-10:38 pm

1 stop15h 03m

New Orleans Louis Armstrong

sáb 2/28

2:25 pm-7:55 am

1 stop11h 30m

$735

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 44 results
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Best time to book a flight from Heathrow to Louisiana

Have a flexible travel schedule? Discover the best time to fly to Louisiana from Heathrow with our price prediction graph.
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 London Heathrow Airport to Louisiana

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of $601). Flying from London Heathrow Airport to Louisiana in July is currently the most expensive (average of $742). 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.

What is the cheapest time of day to fly from LHR to LA?

Find hourly flight availability from Heathrow to Louisiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janeiro 28, 2026.

When flying from London Heathrow Airport to Louisiana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from London Heathrow Airport to Louisiana?

Reviews of airlines servicing Louisiana

Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated janeiro 28, 2026.
Get a feel of what it's like to fly with British Airways from London Heathrow Airport to Louisiana by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,704 reviews

Boarding

6.9

Comfort

6.8

Entertainment

6.4

Overall

6.7

Crew

7.6

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,704 reviews
British Airways
6.7
Okay
7,704 reviews

Boarding

6.9

Comfort

6.8

Entertainment

6.4

Overall

6.7

Crew

7.6

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Louisiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from London Heathrow Airport to Louisiana in 15h 06m. Fly via United Airlines, British Airways, or Virgin Atlantic to get the fastest option. The distance between London Heathrow Airport and Louisiana is about 4625 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London Heathrow Airport to Louisiana one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $500. Finnair flights start at $626 while deals on Lufthansa start at $689 one-way.

  • What are the most popular routes from London Heathrow Airport to Louisiana?

    Most travelers choose London Heathrow - New Orleans Louis Armstrong, London Heathrow - Baton Rouge Ryan or London Heathrow - Shreveport when deciding on the best route from London Heathrow Airport to Louisiana.

  • What are the most reliable airlines from London Heathrow Airport to Louisiana?

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Louisiana consider choosing American Airlines (76%), Aer Lingus (76%) or Finnair (76%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Louisiana?

    Looking at all options, your cheapest flight can be booked for $629. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for $564 on average, our data indicates $1,245 when flying from London Heathrow Airport to Louisiana.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Louisiana 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 Louisiana?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of $601). Flying from London Heathrow Airport to Louisiana in July is currently the most expensive (average of $742). 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

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Alternative routes for Heathrow to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Heathrow to Louisiana

Discover the top airline that operate flights from Heathrow to Louisiana. 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 2,558,603 searches. Data last updated janeiro 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$832Average$950FlexibilityNo cancel feeOn-time70%

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