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Cheap flights from London Heathrow Airport to Louisiana from £374

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Louisiana

Enter your travel dates to find the best prices.

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 18 June 2026.

Thu 3/1209:20
LHR
-
MSY
1 stop13h 56m
JetBlue
Wed 9/1211:37
MSY
-
LHR
1 stop15h 53m
JetBlue
Deal found 18/6£481
Sat 5/1208:05
LHR
-
MSY
1 stop17h 00m
JetBlue
Thu 10/1212:48
MSY
-
LHR
1 stop12h 07m
JetBlue
Deal found 18/6£482
Sat 5/1213:40
LHR
-
MSY
Nonstop10h 10m
British Airways
Thu 10/1219:55
MSY
-
LHR
Nonstop8h 40m
British Airways
Deal found 18/6£517
Mon 29/612:00
LHR
-
BTR
1 stop15h 42m
American Airlines
Thu 30/718:16
BTR
-
LHR
1 stop14h 09m
American Airlines
Deal found 16/6£542
Mon 29/612:00
LHR
-
BTR
1 stop15h 42m
American Airlines
Fri 31/711:29
BTR
-
LHR
1 stop15h 31m
American Airlines
Deal found 15/6£565
Wed 2/1209:20
LHR
-
MSY
1 stop13h 56m
JetBlue
Mon 14/1212:48
MSY
-
LHR
1 stop12h 07m
JetBlue
Deal found 14/6£576
Sat 7/1107:25
LHR
-
MSY
1 stop15h 27m
JetBlue
Mon 7/1212:48
MSY
-
LHR
1 stop12h 07m
JetBlue
Deal found 16/6£588
Tue 1/908:40
LHR
-
MSY
1 stop34h 22m
JetBlue
Tue 8/912:05
MSY
-
LHR
1 stop26h 40m
JetBlue
Deal found 14/6£599
Thu 10/1209:20
LHR
-
MSY
1 stop32h 37m
JetBlue
Mon 14/1218:20
MSY
-
LHR
1 stop30h 35m
JetBlue
Deal found 16/6£600
Mon 29/610:00
LHR
-
BTR
1 stop13h 34m
United Airlines
Fri 31/714:05
BTR
-
LHR
1 stop11h 50m
United Airlines
Deal found 16/6£605
Sun 6/908:15
LHR
-
MSY
1 stop32h 59m
JetBlue
Sun 13/915:35
MSY
-
LHR
1 stop32h 55m
JetBlue
Deal found 15/6£608
Wed 4/1109:20
LHR
-
MSY
1 stop20h 20m
JetBlue
Wed 11/1106:00
MSY
-
LHR
1 stop18h 55m
JetBlue
Deal found 15/6£609

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 18 June 2026.

Round-trip from

£481

One-way from

£374

Popular in

July

Cheapest in

February

Average price

£834

Good round-trip deal

£788 or less

Good one-way deal

£554 or less
JetBlue
  • JetBlue
  • 3/12-9/12
  • 2 total stops
  • 29h 49m total
  • London to Louisiana
Search Deals
16/9
  • 16/9
  • 3 total stops
  • 51h 44m total
  • London to Louisiana
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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

 
Customise 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 858,174 searches. Data last updated 18 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Mon 29/6

12:00-21:42

1 stop15h 42m

Baton Rouge Ryan

Wed 29/7

11:29-06:20

1 stop12h 51m

£542

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sun 6/9

07:25-20:03

2 stops18h 38m

New Orleans Louis Armstrong

Sun 13/9

09:53-06:45

2 stops14h 52m

£646

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 7/11

09:30-21:15

2 stops17h 45m

New Orleans Louis Armstrong

Mon 7/12

10:35-05:55

1 stop13h 20m

£648

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 2/12

11:15-21:22

1 stop16h 07m

New Orleans Louis Armstrong

Mon 14/12

19:55-10:35

Nonstop8h 40m

£671

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 14/7

08:55-21:00

1 stop18h 05m

Shreveport

Mon 20/7

20:16-14:25

1 stop12h 09m

£684

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 3/12

09:30-21:27

2 stops17h 57m

New Orleans Louis Armstrong

Fri 8/1

12:34-06:40

1 stop12h 06m

£702

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 14/7

10:05-21:00

2 stops16h 55m

Shreveport

Mon 20/7

20:16-14:25

1 stop12h 09m

£704

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Wed 2/12

07:35-21:39

2 stops20h 04m

Shreveport

Sat 5/12

18:22-12:00

1 stop11h 38m

£707

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Thu 19/11

07:30-22:41

2 stops21h 11m

Baton Rouge Ryan

Mon 23/11

16:25-10:00

1 stop11h 35m

£708

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 11/9

16:00-20:00

Nonstop10h 00m

New Orleans Louis Armstrong

Tue 15/9

18:33-14:25

1 stop13h 52m

£712

Flights are sorted by cheapest return flights first.

Deals found on 14/6

Showing 1-10 of 40 resultsSorted by cheapest first
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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 return 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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of £56). Flying from London Heathrow Airport to Louisiana in June is currently the most expensive (average of £639). 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 18 June 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 for a return flight from London Heathrow Airport to Louisiana?

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

The price you pay for your flight from London Heathrow Airport to Louisiana may vary depending on when you book. For the best chance of a lower fare, look to book 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 18 June 2026.
See what other customers who have flown with Virgin Atlantic,United Airlines, andAmerican Airlines from London Heathrow Airport to Louisiana have to say. 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.
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Entertainment

7.5

Crew

8.1

Boarding

7.7

Overall

7.5

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
690 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Entertainment

7.5

Crew

8.1

Boarding

7.7

Overall

7.5

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.4
Good
9,861 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Entertainment

7.5

Crew

8.1

Boarding

7.7

Overall

7.5

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
American Airlines
7.1
Good
11,699 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Entertainment

7.5

Crew

8.1

Boarding

7.7

Overall

7.5

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
JetBlue
7.1
Good
2,988 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Entertainment

7.5

Crew

8.1

Boarding

7.7

Overall

7.5

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,055 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Entertainment

7.5

Crew

8.1

Boarding

7.7

Overall

7.5

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

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?

    For as low as £542, American Airlines can have you in Louisiana from London Heathrow Airport in 15h 42m. Airlines will cover a distance of 4625 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 to fly from London Heathrow Airport to Louisiana one-way?

    £66 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on KLM and LOT, with prices starting from £67 and £106, respectively.

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

    The most popular flight routes from London Heathrow Airport to Louisiana are London Heathrow - New Orleans Louis Armstrong, London Heathrow - Baton Rouge Ryan and London Heathrow - Shreveport.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Louisiana are American Airlines (73%), Aer Lingus (73%) and Finnair (73%).

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

    Looking at all options, your cheapest flight can be booked for £537. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for £588 on average, our data indicates £1,248 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 holiday 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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of £56). Flying from London Heathrow Airport to Louisiana in June is currently the most expensive (average of £639). 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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Stansted to Orlando flights
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Heathrow to George Bush Intcntl flights
London City to Orlando flights
Gatwick to Dulles Intl flights
Stansted to LaGuardia flights
Luton to Boston flights
Heathrow to Reagan-National flights
Heathrow to Denver flights
Luton to Miami flights
Gatwick to San Francisco flights
London City to Dulles Intl flights
Stansted to Dulles Intl flights
Luton to Los Angeles flights

Top 9 airlines flying from Heathrow to Louisiana

Discover the top 9 airlines 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 858,174 searches. Data last updated 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£427Average£595FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£494Average£797FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£497Average£666FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£517Average£656FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£538Average£602FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest£539Average£848FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapest£602Average£819FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£610Average£995FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air FranceCheapest£712Average£800FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Louisiana?

Cheapflights helps you search for flights from Heathrow to Louisiana via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Louisiana?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Louisiana by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Louisiana with no change fees?

Need flexible booking options for your flight to Louisiana from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Louisiana become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Louisiana from Heathrow today and book when prices fit your budget.

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