What is the cheapest airline that flies from Louisiana to London Heathrow?

JetBlue, United Airlines, and British Airways are the most popular carriers operating from Louisiana to London Heathrow

How many flights depart from Louisiana to London Heathrow Airport on average per week?

As of January 2026, there are 15 flights per week flying from Louisiana to London Heathrow Airport. The most common day of the week flights depart is Tue, with 33% of flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Louisiana, such as New Orleans or Shreveport, and flying into London Heathrow Airport, then you can expect flight times to average 8h 40m and 11h 27m, respectively.

How many flights depart from Louisiana to London Heathrow Airport on average per day?

As of January 2026, there are 2 flights per day flying from Louisiana to London Heathrow Airport. The most common time of day flights depart is 19:00, with 100% of flights taking off in the evening.

How many operators does momondo search for flights from Louisiana to London Heathrow Airport?

As of January 2026, there are 2 operators available to choose from for flights from Louisiana to London Heathrow Airport.

How old do you have to be to fly from Louisiana to London Heathrow Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£229 Cheap Flights from Louisiana to London Heathrow Airport in 2026

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11:50 - 08:35

MSY

LHR

14h 45m

1 stop

18:30 - 22:42

LHR

MSY

34h 12m

2 stops

£424Lufthansa

Sun, 3 May - Mon, 4 May

18:26 - 12:10

SHV

LHR

11h 44m

1 stop

11:30 - 10:06

LHR

SHV

28h 36m

2 stops

£450British Airways

Wed, 1 Apr - Wed, 8 Apr

09:40 - 08:35

MSY

LHR

16h 55m

1 stop

11:25 - 23:59

LHR

MSY

18h 34m

2 stops

£459Iberia

Tue, 17 Feb - Tue, 24 Feb

13:03 - 12:10

SHV

LHR

17h 07m

1 stop

10:05 - 21:57

LHR

SHV

17h 52m

1 stop

£461British Airways

Wed, 1 Apr - Wed, 8 Apr

16:53 - 10:55

BTR

LHR

12h 02m

1 stop

10:05 - 22:51

LHR

BTR

18h 46m

1 stop

£461British Airways

Wed, 29 Apr - Wed, 6 May

10:41 - 06:20

BTR

LHR

13h 39m

1 stop

06:15 - 10:02

LHR

BTR

33h 47m

2 stops

£463Multiple Airlines

Wed, 29 Apr - Wed, 6 May

19:55 - 10:35

MSY

LHR

8h 40mdirect

13:45 - 18:55

LHR

MSY

10h 10mdirect

£469Finnair

Tue, 3 Mar - Tue, 17 Mar

17:35 - 07:30

MSY

LHR

31h 55m

1 stop

18:00 - 17:17

LHR

MSY

29h 17m

1 stop

£470United Airlines

Tue, 3 Feb - Tue, 17 Feb

10:31 - 08:30

MSY

LHR

15h 59m

2 stops

06:00 - 17:17

LHR

MSY

41h 17m

2 stops

£472Multiple Airlines

Tue, 3 Feb - Tue, 17 Feb

11:55 - 07:30

MSY

LHR

13h 35m

1 stop

06:50 - 19:48

LHR

MSY

17h 58m

2 stops

£473United Airlines

Tue, 3 Mar - Tue, 17 Mar

British Airways flights from Louisiana to London Heathrow Airport

Our best British Airways deals on Louisiana to London Heathrow Airport flight tickets

British Airways

1 Apr

SHV18:26Shreveport

11h 44m

1 stop

LHR12:10London Heathrow

8 Apr

LHR11:30London Heathrow

28h 36m

2 stops

SHV10:06Shreveport

£450

British Airways

1 Apr

SHV13:03Shreveport

17h 07m

1 stop

LHR12:10London Heathrow

8 Apr

LHR10:05London Heathrow

17h 52m

1 stop

SHV21:57Shreveport

£461

British Airways

1 Apr

SHV18:26Shreveport

13h 59m

1 stop

LHR14:25London Heathrow

8 Apr

LHR14:25London Heathrow

13h 32m

1 stop

SHV21:57Shreveport

£462

Air Canada flights from Louisiana to London Heathrow Airport

Our best Air Canada deals on Louisiana to London Heathrow Airport flight tickets

Air Canada

6 Feb

MSY18:05New Orleans Louis Armstrong

44h 30m

2 stops

LHR20:35London Heathrow

20 Feb

LHR15:00London Heathrow

56h 17m

2 stops

MSY17:17New Orleans Louis Armstrong

£484

Air Canada

3 Mar

MSY06:00New Orleans Louis Armstrong

19h 10m

3 stops

LHR07:10London Heathrow

17 Mar

LHR18:00London Heathrow

28h 17m

1 stop

MSY17:17New Orleans Louis Armstrong

£487

Air Canada

3 Mar

MSY06:00New Orleans Louis Armstrong

19h 10m

3 stops

LHR07:10London Heathrow

17 Mar

LHR13:25London Heathrow

32h 52m

2 stops

MSY17:17New Orleans Louis Armstrong

£490

momondo Fare Finder

Use the filters below to find and compare flights from Louisiana to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 3/5

11:50-08:35

1 stop14h 45m

London Heathrow

Mon 4/5

18:30-22:42

2 stops34h 12m

£424

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 1/4

18:26-12:10

1 stop11h 44m

London Heathrow

Wed 8/4

11:30-10:06

2 stops28h 36m

£450

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 17/2

09:40-08:35

1 stop16h 55m

London Heathrow

Tue 24/2

11:25-23:59

2 stops18h 34m

£459

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 1/4

13:03-12:10

1 stop17h 07m

London Heathrow

Wed 8/4

10:05-21:57

1 stop17h 52m

£461

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 29/4

16:53-10:55

1 stop12h 02m

London Heathrow

Wed 6/5

10:05-22:51

1 stop18h 46m

£461

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 29/4

10:41-06:20

1 stop13h 39m

London Heathrow

Wed 6/5

06:15-10:02

2 stops33h 47m

£463

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 3/3

19:55-10:35

Nonstop8h 40m

London Heathrow

Tue 17/3

13:45-18:55

Nonstop10h 10m

£469

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 3/2

17:35-07:30

1 stop31h 55m

London Heathrow

Tue 17/2

18:00-17:17

1 stop29h 17m

£470

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 3/2

10:31-08:30

2 stops15h 59m

London Heathrow

Tue 17/2

06:00-17:17

2 stops41h 17m

£472

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 3/3

11:55-07:30

1 stop13h 35m

London Heathrow

Tue 17/3

06:50-19:48

2 stops17h 58m

£473

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisiana to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to London Heathrow Airport?

In general, September is the cheapest month to fly from Louisiana to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £514. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Louisiana averaging around £517.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Louisiana is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £513. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,126.

What is the cheapest Louisiana to London Heathrow flight route?

Fly from New Orleans Louis Armstrong to London Heathrow for the best Louisiana - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Louisiana when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £643 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Louisiana for as low as £546 on momondo.

What cabin class options are available on Louisiana to London Heathrow flights?

There are 3 cabin classes available to choose from on Louisiana to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Louisiana to London Heathrow Airport flights?

You could potentially save up to 15% on your flight if you consider stops on a Louisiana to London Heathrow Airport flight.

Cheap Louisiana to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisiana to London Heathrow Airport

Fastest flight time	8h 40m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun

The fastest flight from Louisiana to London Heathrow Airport takes 8h 40m

Direct flights go from Louisiana to London Heathrow Airport on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..

Search flight deals

When did momondo last update prices for flights from Louisiana to London Heathrow Airport?
Prices for flights from Louisiana to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Louisiana to London Heathrow Airport?
As of January 2026, there are 2 operators available to choose from for flights from Louisiana to London Heathrow Airport.
How old do you have to be to fly from Louisiana to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Louisiana to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Louisiana to London Heathrow Airport is Boeing 787-8 Dreamliner, representing 47.65% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 40.08%, Boeing 787-9 Dreamliner at 8.18%, and Boeing 777 at 3.27%.

Best airlines flying from Louisiana to London Heathrow Airport

Compare and see reviews for airlines that fly from Louisiana to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom £476	Free Cancellation	Rating 7.5 678 reviews		Search Virgin Atlantic flights
British Airways	PriceFrom £488	Free Cancellation	Rating 6.7 7,689 reviews		Search British Airways flights

Eastbourne

Luton

Milton Keynes

Gatwick

Maidstone

Slough

Northampton

Stratford-upon-Avon

Swindon

Southend-on-Sea

Canterbury

Ipswich

Ilford

Poole

Guildford

Chelmsford

Hayes

Swanage

Dover

Bedford

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisiana to London for you.

Can I find flights from Louisiana to London with flexible booking policies on momondo?

Yes. All flights to London from Louisiana on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Louisiana to London?

Once all potential Louisiana to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Louisiana to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Louisiana and alert you when they change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Louisiana to London from £201

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to London departing on 4/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from Louisiana to London

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British Airways flights from Louisiana to London Heathrow Airport

Our best British Airways deals on Louisiana to London Heathrow Airport flight tickets

Air Canada flights from Louisiana to London Heathrow Airport

Our best Air Canada deals on Louisiana to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisiana to London Heathrow Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Louisiana to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest Louisiana to London Heathrow flight route?

Fly from New Orleans Louis Armstrong to London Heathrow for the best Louisiana - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

What cabin class options are available on Louisiana to London Heathrow flights?

There are 3 cabin classes available to choose from on Louisiana to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Louisiana to London Heathrow Airport flights?

You could potentially save up to 15% on your flight if you consider stops on a Louisiana to London Heathrow Airport flight.

What is the cheapest airline that flies from Louisiana to London Heathrow?

JetBlue, United Airlines, and British Airways are the most popular carriers operating from Louisiana to London Heathrow

How many flights depart from Louisiana to London Heathrow Airport on average per day?

As of January 2026, there are 2 flights per day flying from Louisiana to London Heathrow Airport. The most common time of day flights depart is 19:00, with 100% of flights taking off in the evening.

How many flights depart from Louisiana to London Heathrow Airport on average per week?

As of January 2026, there are 15 flights per week flying from Louisiana to London Heathrow Airport. The most common day of the week flights depart is Tue, with 33% of flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Louisiana, such as New Orleans or Shreveport, and flying into London Heathrow Airport, then you can expect flight times to average 8h 40m and 11h 27m, respectively.

Cheap Louisiana to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisiana to London Heathrow Airport

Fastest flight time

Direct flights

When did momondo last update prices for flights from Louisiana to London Heathrow Airport?

How many operators does momondo search for flights from Louisiana to London Heathrow Airport?

How old do you have to be to fly from Louisiana to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

What is the most popular plane model from Louisiana to London Heathrow Airport?

Best airlines flying from Louisiana to London Heathrow Airport

Compare and see reviews for airlines that fly from Louisiana to London Heathrow Airport with momondo

Travelling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana to London?

Can I find flights from Louisiana to London with flexible booking policies on momondo?

How can momondo help me find flights from Louisiana to London?

I’m not ready to book a flight from Louisiana to London right now. Can momondo alert me if prices change?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo