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 Monroe, and flying into London Heathrow Airport, then you can expect flight times to average 8h 40m and 10h 40m, respectively.

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

As of September 2025, there are 25 flights per week flying from Louisiana to London Heathrow Airport. The most common day of the week flights depart is Wed, with 20% of flights taking off on this day.

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

JetBlue, Scandinavian Airlines, and United Airlines 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 September 2025, there are 3 flights per day flying from Louisiana to London Heathrow Airport. The most common time of day flights depart is 21:00, 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 September 2025, there is 1 operator 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.

£212 Cheap Flights from Louisiana to London Heathrow Airport in 2025/26

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Find the cheapest flights from Louisiana to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

12:28 - 13:30SHV-LHR

19h 02m1 stop

06:15 - 20:18LHR-SHV

20h 03m2 stops

£418Delta

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Wed, 1 Oct - Fri, 10 Oct

06:04 - 06:25LFT-LHR

18h 21m1 stop

08:55 - 22:30LHR-LFT

19h 35m2 stops

£418Virgin Atlantic

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Wed, 5 Nov - Wed, 12 Nov

06:00 - 06:30MSY-LHR

18h 30m2 stops

18:00 - 23:59LHR-MSY

35h 59m2 stops

£424Air Canada

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Tue, 3 Feb - Wed, 18 Feb

19:01 - 13:30BTR-LHR

12h 29m1 stop

13:05 - 21:47LHR-BTR

14h 42m1 stop

£424KLM

Find Deal

Wed, 1 Oct - Tue, 7 Oct

10:32 - 07:50LFT-LHR

15h 18m1 stop

08:55 - 16:45LHR-LFT

13h 50m1 stop

£424KLM

Find Deal

Wed, 5 Nov - Wed, 12 Nov

18:10 - 14:25MSY-LHR

14h 15m1 stop

08:20 - 22:35LHR-MSY

19h 15m1 stop

£427Iberia

Find Deal

Wed, 22 Oct - Wed, 29 Oct

11:50 - 07:40MSY-LHR

13h 50m1 stop

16:00 - 11:02LHR-MSY

25h 02m1 stop

£428United Airlines

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Wed, 8 Oct - Fri, 24 Oct

11:55 - 09:35MSY-LHR

15h 40m2 stops

15:50 - 11:02LHR-MSY

25h 12m1 stop

£430Air Canada

Find Deal

Sun, 28 Sep - Thu, 9 Oct

12:36 - 05:55MSY-LHR

11h 19m1 stop

17:50 - 19:28LHR-MSY

31h 38m2 stops

£433United Airlines

Find Deal

Mon, 13 Oct - Mon, 20 Oct

09:31 - 06:50MSY-LHR

15h 19m1 stop

13:45 - 17:55LHR-MSY

10h 10mdirect

£462Iberia

Find Deal

Thu, 6 Nov - Thu, 20 Nov

Lufthansa flights from Louisiana to London Heathrow Airport

Our best Lufthansa deals on Louisiana to London Heathrow Airport flight tickets

Lufthansa

30 Oct

MSY14:15New Orleans Louis Armstrong

12h 40m

1 stop

LHR07:55London Heathrow

6 Nov

LHR12:05London Heathrow

15h 35m

1 stop

MSY21:40New Orleans Louis Armstrong

£432

Find similar

Lufthansa

29 Sept

MSY11:45New Orleans Louis Armstrong

16h 15m

1 stop

LHR10:00London Heathrow

6 Oct

LHR19:30London Heathrow

28h 13m

2 stops

MSY17:43New Orleans Louis Armstrong

£456

Find similar

Lufthansa

24 Oct

SHV12:15Shreveport

13h 25m

1 stop

LHR07:40London Heathrow

4 Nov

LHR10:00London Heathrow

15h 13m

1 stop

SHV19:13Shreveport

£1,297

Find similar

British Airways flights from Louisiana to London Heathrow Airport

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

British Airways

24 Sept

MSY12:19New Orleans Louis Armstrong

13h 21m

1 stop

LHR07:40London Heathrow

8 Oct

LHR15:00London Heathrow

14h 15m

1 stop

MSY23:15New Orleans Louis Armstrong

£427

Find similar

British Airways

15 Oct

MSY16:14New Orleans Louis Armstrong

12h 51m

1 stop

LHR11:05London Heathrow

22 Oct

LHR09:15London Heathrow

20h 00m

1 stop

MSY23:15New Orleans Louis Armstrong

£430

Find similar

British Airways

15 Feb

MSY08:19New Orleans Louis Armstrong

17h 56m

1 stop

LHR08:15London Heathrow

26 Feb

LHR13:45London Heathrow

10h 10m

MSY17:55New Orleans Louis Armstrong

£440

Find similar

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

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 1/10

12:28-13:30

1 stop19h 02m

London Heathrow

Fri 10/10

06:15-20:18

2 stops20h 03m

£418

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 5/11

06:04-06:25

1 stop18h 21m

London Heathrow

Wed 12/11

08:55-22:30

2 stops19h 35m

£418

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 3/2

06:00-06:30

2 stops18h 30m

London Heathrow

Wed 18/2

18:00-23:59

2 stops35h 59m

£424

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 1/10

19:01-13:30

1 stop12h 29m

London Heathrow

Tue 7/10

13:05-21:47

1 stop14h 42m

£424

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 5/11

10:32-07:50

1 stop15h 18m

London Heathrow

Wed 12/11

08:55-16:45

1 stop13h 50m

£424

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 22/10

18:10-14:25

1 stop14h 15m

London Heathrow

Wed 29/10

08:20-22:35

1 stop19h 15m

£427

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 8/10

11:50-07:40

1 stop13h 50m

London Heathrow

Fri 24/10

16:00-11:02

1 stop25h 02m

£428

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 28/9

11:55-09:35

2 stops15h 40m

London Heathrow

Thu 9/10

15:50-11:02

1 stop25h 12m

£430

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 13/10

12:36-05:55

1 stop11h 19m

London Heathrow

Mon 20/10

17:50-19:28

2 stops31h 38m

£433

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 6/11

09:31-06:50

1 stop15h 19m

London Heathrow

Thu 20/11

13:45-17:55

Nonstop10h 10m

£462

Flights are sorted by cheapest return flights first.

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 £521. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Louisiana averaging around £533.

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 £507. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £848.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Louisiana to London Heathrow Airport at midday for as low as £543. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £748 on average. Flights to London Heathrow Airport from Louisiana in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £639 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 £500 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?

No. A direct flight is the cheapest option for a flight between Louisiana to London Heathrow Airport.

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 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 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 September 2025, there is 1 operator 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 50.29% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 40.04%, Boeing 787-9 Dreamliner at 4.84%, and Boeing 777 at 3.09%.

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
British Airways	PriceFrom £424	Free Cancellation	Rating 6.6 7,361 reviews		Search British Airways flights

Eastbourne

Luton

Milton Keynes

Maidstone

Gatwick

Slough

Northampton

Swindon

Canterbury

Stratford-upon-Avon

Southend-on-Sea

Ipswich

Ilford

Guildford

Swanage

Poole

Colchester

Worthing

Salisbury

Chelmsford

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 £212

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 28/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Find the cheapest flights from Louisiana to London

Cheap return flights

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Lufthansa flights from Louisiana to London Heathrow Airport

Our best Lufthansa deals on Louisiana to London Heathrow Airport flight tickets

British Airways flights from Louisiana to London Heathrow Airport

Our best British Airways 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

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

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 time of 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?

No. A direct flight is the cheapest option for a flight between Louisiana to London Heathrow Airport.

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

JetBlue, Scandinavian Airlines, and United Airlines 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 September 2025, there are 3 flights per day flying from Louisiana to London Heathrow Airport. The most common time of day flights depart is 21:00, 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 September 2025, there are 25 flights per week flying from Louisiana to London Heathrow Airport. The most common day of the week flights depart is Wed, with 20% 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 Monroe, and flying into London Heathrow Airport, then you can expect flight times to average 8h 40m and 10h 40m, 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