HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisiana

$380+ 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Louisiana 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 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 January 21, 2026.

This TravelUp deal was found by Cheapflights users on 1/21. 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.
Tue 3/38:40 am
LHR
-
SHV
2 stops17h 19m
Virgin Atlantic
Tue 3/245:40 pm
SHV
-
LHR
1 stop13h 00m
Virgin Atlantic
Deal found 1/21$687
This TravelUp deal was found by Cheapflights users on 1/21. 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.
Tue 3/310:05 am
LHR
-
LFT
1 stop18h 53m
British Airways
Mon 3/92:27 pm
LFT
-
LHR
1 stop16h 13m
British Airways
Deal found 1/21$693
This TravelUp deal was found by Cheapflights users on 1/21. 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.
Tue 3/32:45 pm
LHR
-
SHV
1 stop24h 58m
British Airways
Tue 3/241:03 pm
SHV
-
LHR
1 stop14h 12m
British Airways
Deal found 1/21$693
This The Travel House deal was found by Cheapflights users on 1/21. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:45 pm
LHR
-
LFT
1 stop14h 13m
Finnair
Mon 3/92:27 pm
LFT
-
LHR
2 stops16h 33m
Finnair
Deal found 1/21$695
This American Airlines deal was found by Cheapflights users on 1/21. 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 3/36:05 am
LHR
-
SHV
2 stops21h 51m
American Airlines
Wed 3/257:00 am
SHV
-
LHR
1 stop21h 15m
American Airlines
Deal found 1/21$698
This TravelUp deal was found by Cheapflights users on 1/21. 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.
Tue 3/39:40 am
LHR
-
LFT
2 stops18h 33m
Virgin Atlantic
Mon 3/93:00 pm
LFT
-
LHR
2 stops13h 20m
Virgin Atlantic
Deal found 1/21$703
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
Thu 2/1210:00 am
LHR
-
MSY
1 stop14h 03m
Lufthansa
Tue 2/173:59 pm
MSY
-
LHR
1 stop12h 16m
Lufthansa
Deal found 1/21$705
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 4/209:30 am
LHR
-
MSY
2 stops18h 02m
United Airlines
Sat 4/252:14 pm
MSY
-
LHR
2 stops15h 31m
United Airlines
Deal found 1/19$706
This ChecknFly deal was found by Cheapflights users on 1/19. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:10 pm
LHR
-
MSY
1 stop25h 27m
Finnair
Sun 3/156:43 pm
MSY
-
LHR
1 stop33h 32m
Finnair
Deal found 1/19$707
This Air Canada deal was found by Cheapflights users on 1/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
LHR
-
MSY
2 stops17h 03m
Multiple Airlines
Sat 5/22:15 pm
MSY
-
LHR
2 stops13h 45m
Multiple Airlines
Deal found 1/19$708
This The Travel House deal was found by Cheapflights users on 1/19. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/171:45 pm
LHR
-
MSY
Nonstop10h 10m
Finnair
Tue 3/243:56 pm
MSY
-
LHR
1 stop12h 19m
Finnair
Deal found 1/19$710
This JetBlue deal was found by Cheapflights users on 1/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:20 pm
LHR
-
MSY
1 stop34h 16m
JetBlue
Thu 3/1910:45 am
MSY
-
LHR
1 stop15h 10m
JetBlue
Deal found 1/19$712

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$687
(TravelUp)

One-way from

$380
(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 January 21, 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

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 3/3

8:40 am-7:59 pm

2 stops17h 19m

Shreveport

Tue 3/24

5:40 pm-11:40 am

1 stop13h 00m

$687

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 3/3

2:45 pm-9:43 am

1 stop24h 58m

Shreveport

Tue 3/24

1:03 pm-8:15 am

1 stop14h 12m

$693

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 3/3

6:05 am-9:56 pm

2 stops21h 51m

Shreveport

Mon 3/23

7:00 am-9:15 am

1 stop21h 15m

$698

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 3/3

6:05 am-9:56 pm

2 stops21h 51m

Shreveport

Wed 3/25

7:00 am-9:15 am

1 stop21h 15m

$698

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 4/16

9:30 am-9:32 pm

2 stops18h 02m

New Orleans Louis Armstrong

Sun 4/19

12:00 pm-11:35 am

1 stop17h 35m

$707

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 4/14

9:30 am-9:32 pm

2 stops18h 02m

New Orleans Louis Armstrong

Mon 4/20

2:14 pm-7:40 am

1 stop11h 26m

$709

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 5/11

7:30 am-6:49 pm

2 stops17h 19m

New Orleans Louis Armstrong

Sat 5/16

9:32 am-6:35 am

2 stops15h 03m

$716

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 5/5

9:00 am-10:54 am

2 stops31h 54m

New Orleans Louis Armstrong

Sun 5/10

11:50 am-9:35 am

1 stop15h 45m

$717

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 3/3

8:20 am-9:56 pm

1 stop19h 36m

Shreveport

Mon 3/23

1:03 pm-8:15 am

1 stop14h 12m

$718

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 3/3

11:55 am-9:56 pm

1 stop16h 01m

Shreveport

Wed 3/25

10:13 am-8:15 am

1 stop17h 02m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 55 results
1
2
3
...
6

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 $740). 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 January 21, 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.

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 January 21, 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
7,689 reviews

Entertainment

6.4

Overall

6.7

Comfort

6.8

Crew

7.6

Food

6.4

Boarding

6.9

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
7,689 reviews
British Airways
6.7
Okay
7,689 reviews

Entertainment

6.4

Overall

6.7

Comfort

6.8

Crew

7.6

Food

6.4

Boarding

6.9

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 17h 19m. Fly via Virgin Atlantic, British Airways, or American Airlines to get the fastest option. The distance between London Heathrow Airport and Louisiana is about 4634 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 $526. 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 - Lafayette Regional 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 $574 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 $740). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Newark flights
Heathrow to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Heathrow to Orlando flights
Heathrow to Las Vegas flights
Luton to John F Kennedy Intl flights
Stansted to Newark flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Boston flights
Luton to Newark flights
Heathrow to San Francisco flights
Heathrow to O'Hare Intl flights
Gatwick to Orlando flights
Heathrow to Dulles Intl flights
Gatwick to Miami flights
Heathrow to Seattle flights
Gatwick to Los Angeles flights
London City to Miami flights
Gatwick to Las Vegas flights
Stansted to Miami flights
London City to Las Vegas flights
Heathrow to Atlanta flights
Heathrow to Tampa flights
Heathrow to Baltimore flights
Heathrow to Hobby flights
London City to Los Angeles flights
Stansted to Los Angeles flights
Luton to Miami flights
Gatwick to Boston flights
Heathrow to George Bush Intcntl flights
Heathrow to Denver flights
Stansted to Las Vegas flights
Heathrow to Ontario flights
London City to Boston flights
Gatwick to Dallas/Fort Worth flights
Stansted to Orlando flights
Gatwick to San Francisco flights
Heathrow to Austin flights
Heathrow to Philadelphia flights
Heathrow to Nashville flights
Gatwick to O'Hare Intl flights

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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$832Average$950FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.