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$319+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap 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 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$678
(The Travel House)

One-way from

$319
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$837

Good one-way deal

$1,689 or less
Provider with most accurate pricing for London (LON)-New Orleans Louis Armstrong flight deals.
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Provider most trusted by Cheapflights users for London (LON)-New Orleans Louis Armstrong flights.
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From London Heathrow to Louisiana
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One-way flight from London Heathrow to Louisiana
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Highest demand for flights based on searches. 3% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a one-way flight from London Heathrow to Louisiana.
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Find 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 8, 2026.

This The Travel House deal was found by Cheapflights users on 1/6. 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 3/37:30 amLHR - SHV
2 stops20h 26mFinnair
Tue 3/177:00 amSHV - LHR
1 stop21h 15mFinnair
Deal found 1/6$673
This The Travel House deal was found by Cheapflights users on 1/7. 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.
Wed 2/47:35 amLHR - BTR
2 stops21h 21mFinnair
Wed 2/1110:33 amBTR - LHR
1 stop14h 17mFinnair
Deal found 1/7$678
This TravelUp deal was found by Cheapflights users on 1/7. 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.
Wed 2/42:45 pmLHR - BTR
1 stop14h 11mBritish Airways
Wed 2/112:29 pmBTR - LHR
1 stop13h 31mBritish Airways
Deal found 1/7$697
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/227:40 amLHR - MSY
1 stop16h 33mLufthansa
Sat 2/2110:35 amMSY - LHR
1 stop13h 20mLufthansa
Deal found 1/6$705
This The Travel House deal was found by Cheapflights users on 1/7. 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 pmLHR - MSY
Nonstop10h 10mFinnair
Tue 3/243:02 pmMSY - LHR
1 stop12h 13mFinnair
Deal found 1/7$706
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 2/612:05 pmLHR - MSY
1 stop13h 40mAustrian Airlines
Mon 2/912:40 pmMSY - LHR
1 stop12h 00mAustrian Airlines
Deal found 1/6$707
This Travcart deal was found by Cheapflights users on 1/6. 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 Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:15 pmLHR - MSY
1 stop14h 17mVirgin Atlantic
Tue 5/121:05 pmMSY - LHR
1 stop11h 40mVirgin Atlantic
Deal found 1/6$708
This United Airlines deal was found by Cheapflights users on 1/6. 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 4/267:25 amLHR - MSY
2 stops17h 57mUnited Airlines
Thu 4/305:25 pmMSY - LHR
1 stop12h 10mUnited Airlines
Deal found 1/6$709
This United Airlines deal was found by Cheapflights users on 1/8. 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 4/148:30 amLHR - MSY
2 stops17h 14mUnited Airlines
Sun 4/1912:00 pmMSY - LHR
1 stop13h 40mUnited Airlines
Deal found 1/8$710
This ChecknFly deal was found by Cheapflights users on 1/6. 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 3/102:45 pmLHR - MSY
1 stop13h 11mFinnair
Sun 3/156:43 pmMSY - LHR
1 stop31h 37mFinnair
Deal found 1/6$712
This United Airlines deal was found by Cheapflights users on 1/7. 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 4/138:30 amLHR - MSY
2 stops19h 55mUnited Airlines
Mon 4/272:26 pmMSY - LHR
2 stops14h 14mUnited Airlines
Deal found 1/7$713
This The Travel House deal was found by Cheapflights users on 1/8. 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.
Fri 1/236:00 amLHR - MSY
2 stops19h 45mAustrian Airlines
Fri 1/3012:40 pmMSY - LHR
1 stop12h 00mAustrian Airlines
Deal found 1/8$714

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 8, 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

7:30 am-9:56 pm

2 stops20h 26m

Shreveport

Tue 3/17

7:00 am-9:15 am

1 stop21h 15m

$673

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Wed 2/4

2:45 pm-10:56 pm

1 stop14h 11m

Baton Rouge Ryan

Wed 2/11

2:29 pm-10:00 am

1 stop13h 31m

$697

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 1/23

6:50 am-6:13 pm

2 stops17h 23m

New Orleans Louis Armstrong

Mon 1/26

6:05 pm-11:20 am

1 stop11h 15m

$706

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 2/3

11:15 am-8:51 pm

1 stop15h 36m

New Orleans Louis Armstrong

Tue 2/10

7:55 pm-10:35 am

Nonstop8h 40m

$706

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 3/5

7:40 am-10:31 pm

2 stops20h 51m

New Orleans Louis Armstrong

Sat 3/21

5:20 pm-10:15 am

1 stop11h 55m

$709

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 4/15

7:25 am-7:22 pm

2 stops17h 57m

New Orleans Louis Armstrong

Sun 4/19

7:00 am-7:40 am

1 stop18h 40m

$709

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 4/14

8:30 am-7:44 pm

2 stops17h 14m

New Orleans Louis Armstrong

Sun 4/19

12:00 pm-7:40 am

1 stop13h 40m

$710

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 1/23

6:00 am-7:45 pm

2 stops19h 45m

New Orleans Louis Armstrong

Fri 1/30

12:40 pm-6:40 am

1 stop12h 00m

$714

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Wed 2/11

8:20 am-10:11 pm

1 stop19h 51m

Shreveport

Sun 2/15

6:26 pm-6:50 am

1 stop30h 24m

$719

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 5/13

9:30 am-9:32 pm

2 stops18h 02m

New Orleans Louis Armstrong

Sun 5/17

11:50 am-8:35 am

1 stop14h 45m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 54 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 $736). 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 8, 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 January 8, 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
7,657 reviews

Crew

7.6

Overall

6.7

Food

6.4

Comfort

6.8

Boarding

6.9

Entertainment

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
7,657 reviews
British Airways
6.7
Okay
7,657 reviews

Crew

7.6

Overall

6.7

Food

6.4

Comfort

6.8

Boarding

6.9

Entertainment

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 14h 11m. Fly via Finnair, British Airways, or United Airlines 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 $526. Finnair flights start at $626 while deals on Lufthansa start at $680 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 (84%), Aer Lingus (84%) or Finnair (84%) 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 $1,610. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for $544 on average, our data indicates $1,727 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 $736). 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$832Average$950FlexibilityNo cancel feeOn-time70%

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