Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Louisiana from £402

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
28 May — 4 Jun1
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 28 April 2026.

Sat 26/1213:45
LHR
-
MSY
Nonstop10h 10m
British Airways
Mon 11/119:55
MSY
-
LHR
Nonstop8h 40m
British Airways
Deal found 23/4£649
Sat 26/1213:45
LHR
-
MSY
Nonstop10h 10m
British Airways
Sat 9/119:55
MSY
-
LHR
Nonstop8h 40m
British Airways
Deal found 23/4£671
Fri 29/508:40
LHR
-
MSY
1 stop34h 12m
JetBlue
Sat 13/611:57
MSY
-
LHR
1 stop15h 33m
JetBlue
Deal found 28/4£672
Tue 26/508:40
LHR
-
MSY
1 stop34h 12m
JetBlue
Tue 2/612:26
MSY
-
LHR
1 stop15h 04m
JetBlue
Deal found 26/4£673
Sat 24/1008:40
LHR
-
MSY
1 stop15h 33m
JetBlue
Sat 7/1106:00
MSY
-
LHR
1 stop18h 55m
JetBlue
Deal found 25/4£676
Sat 14/1109:20
LHR
-
MSY
1 stop20h 20m
JetBlue
Mon 23/1111:45
MSY
-
LHR
1 stop13h 10m
JetBlue
Deal found 25/4£683
Thu 28/506:40
LHR
-
MSY
2 stops19h 33m
Scandinavian Airlines
Fri 12/612:47
MSY
-
LHR
2 stops18h 48m
Scandinavian Airlines
Deal found 27/4£685
Tue 16/608:15
LHR
-
SHV
2 stops20h 36m
American Airlines
Thu 30/711:15
SHV
-
LHR
2 stops16h 00m
American Airlines
Deal found 24/4£686
Tue 7/708:15
LHR
-
MSY
1 stop32h 59m
JetBlue
Tue 14/712:05
MSY
-
LHR
1 stop15h 25m
JetBlue
Deal found 28/4£686
Wed 17/608:15
LHR
-
SHV
2 stops17h 35m
American Airlines
Tue 4/810:09
SHV
-
LHR
1 stop14h 11m
American Airlines
Deal found 27/4£689
Mon 21/908:40
LHR
-
MSY
1 stop34h 15m
JetBlue
Mon 28/915:35
MSY
-
LHR
1 stop32h 55m
JetBlue
Deal found 26/4£692
Thu 1/1008:40
LHR
-
MSY
1 stop34h 15m
JetBlue
Thu 15/1006:00
MSY
-
LHR
1 stop18h 30m
JetBlue
Deal found 27/4£697

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 28 April 2026.

Round-trip from

£662

One-way from

£402

Popular in

December

Cheapest in

February

Average price

£733

Good round-trip deal

£762 or less

Good one-way deal

£538 or less
British Airways
  • British Airways
  • 1/9-15/9
  • 2 total stops
  • 40h 04m total
  • London to Louisiana
Search Deals
13/5
  • 13/5
  • 3 total stops
  • 39h 38m total
  • London to Louisiana
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 28 April 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

Tue 26/5

11:15-22:00

1 stop16h 45m

Baton Rouge Ryan

Tue 2/6

13:37-06:25

1 stop10h 48m

£700

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Mon 8/6

12:55-17:46

1 stop34h 51m

Baton Rouge Ryan

Mon 15/6

14:18-09:00

1 stop12h 42m

£704

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 2/9

07:25-20:04

2 stops18h 39m

New Orleans Louis Armstrong

Wed 23/9

10:29-08:35

2 stops16h 06m

£718

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Sat 5/9

10:05-18:06

1 stop14h 01m

Shreveport

Wed 9/9

11:42-12:50

1 stop19h 08m

£718

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Tue 26/5

13:25-22:00

1 stop14h 35m

Baton Rouge Ryan

Tue 2/6

13:37-06:25

1 stop10h 48m

£719

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Wed 17/6

06:30-16:36

2 stops16h 06m

Shreveport

Tue 4/8

12:59-12:05

2 stops17h 06m

£734

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 16/6

19:30-21:06

2 stops31h 36m

Shreveport

Fri 31/7

14:36-10:55

1 stop14h 19m

£737

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Tue 16/6

19:30-21:06

2 stops31h 36m

Shreveport

Sat 1/8

08:20-09:00

1 stop18h 40m

£739

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 1/10

09:30-21:27

2 stops17h 57m

New Orleans Louis Armstrong

Thu 15/10

08:00-07:15

2 stops17h 15m

£749

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 17/9

06:50-16:38

2 stops15h 48m

New Orleans Louis Armstrong

Mon 21/9

12:07-07:45

1 stop13h 38m

£749

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 42 resultsSorted by cheapest first
1
2
3
...
5

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

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 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £55). Flying from London Heathrow Airport to Louisiana in April is currently the most expensive (average of £503). 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 28 April 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?

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 28 April 2026.
See what other customers who have flown with Virgin Atlantic,JetBlue, 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
7.4
Good
688 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.5

Comfort

7.3

Overall

7.4

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
Virgin Atlantic
7.4
Good
688 reviews
Virgin Atlantic
7.4
Good
688 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.5

Comfort

7.3

Overall

7.4

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
JetBlue
7.2
Good
2,968 reviews
Virgin Atlantic
7.4
Good
688 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.5

Comfort

7.3

Overall

7.4

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
American Airlines
7.1
Good
11,676 reviews
Virgin Atlantic
7.4
Good
688 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.5

Comfort

7.3

Overall

7.4

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
Lufthansa
6.8
Okay
7,959 reviews
Virgin Atlantic
7.4
Good
688 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.5

Comfort

7.3

Overall

7.4

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
British Airways
6.7
Okay
7,931 reviews
Virgin Atlantic
7.4
Good
688 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.5

Comfort

7.3

Overall

7.4

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

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 £688, British Airways can have you in Louisiana from London Heathrow Airport in 13h 20m. Airlines will cover a distance of 4634 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?

    £421 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 Finnair and Iberia, with prices starting from £487 and £499, 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 - Shreveport and London Heathrow - Baton Rouge Ryan.

  • 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 (67%), Aer Lingus (67%) and Finnair (67%).

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

    Looking at all options, your cheapest flight can be booked for £525. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for £617 on average, our data indicates £755 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 £55). Flying from London Heathrow Airport to Louisiana in April is currently the most expensive (average of £503). 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 John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Stansted to John F Kennedy Intl flights
London City to John F Kennedy Intl flights
Gatwick to Newark flights
Heathrow to Los Angeles flights
Gatwick to LaGuardia flights
Heathrow to Orlando flights
Heathrow to San Francisco flights
Luton to John F Kennedy Intl flights
Heathrow to Miami flights
London City to Newark flights
Heathrow to Boston flights
Heathrow to Dallas/Fort Worth flights
Heathrow to O'Hare Intl flights
Stansted to Newark flights
Luton to Newark flights
Heathrow to Dulles Intl flights
Gatwick to Los Angeles flights
Heathrow to Seattle flights
Heathrow to Hobby flights
Stansted to Los Angeles flights
Heathrow to Las Vegas flights
London City to Los Angeles flights
Gatwick to Orlando flights
Heathrow to Baltimore flights
Gatwick to Boston flights
Heathrow to Atlanta flights
Heathrow to George Bush Intcntl flights
Gatwick to San Francisco flights
Stansted to Orlando flights
Heathrow to Ontario flights
Stansted to Miami flights
Stansted to San Francisco flights
Gatwick to Miami flights
London City to San Francisco flights
Heathrow to Tampa flights
Luton to Los Angeles flights
London City to Miami flights
London City to Boston flights
Stansted to LaGuardia flights
Gatwick to Dulles Intl flights
Stansted to Boston flights
Heathrow to Denver flights
Heathrow to Reagan-National flights
Heathrow to Santa Ana flights
Stansted to Dulles Intl flights
Gatwick to Dallas/Fort Worth flights

Top 10 airlines flying from Heathrow to Louisiana

Discover the top 10 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 28 April 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£418Average£583FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£466Average£560FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£483Average£729FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£486Average£674FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£487Average£602FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£502Average£569FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Austrian AirlinesCheapest£504Average£801FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
American AirlinesCheapest£527Average£824FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£534Average£712FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£537Average£745FlexibilityNo cancel feeOn-time76%
Search Finnair 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.

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.