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 9:00PM, with 100% of flights taking off in the evening.

What airlines fly to London Heathrow Airport?

British Airways, American Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Louisiana according to our data. British Airways is the first choice among our users, with 64% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 7 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

JetBlue, Scandinavian Airlines, and TAP AIR PORTUGAL 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?

The number of flights available between Louisiana and London Heathrow Airport is 21 per week as of September 2025. The most frequent departure day is Wed, with 24% of weekly flights leaving on this day.

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

On average, it takes 8h 40m to fly from Louisiana to London Heathrow Airport if you fly out of New Orleans (the most popular airport in Louisiana) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Lafayette and into London Heathrow Airport, then the flight time is around 10h 45m.

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

There are 7 operators available for flights from Louisiana to London Heathrow Airport as of September 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$246 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 round-trip flights

3:20 pm - 5:40 pmBTR-LHR

20h 20m2 stops

6:40 am - 10:04 pmLHR-BTR

21h 24m2 stops

$582Scandinavian Airlines

Find Deal

Thu, Feb 19 - Mon, Feb 23

1:40 pm - 6:30 pmBTR-LHR

22h 50m2 stops

6:40 am - 10:04 pmLHR-BTR

21h 24m2 stops

$594Scandinavian Airlines

Find Deal

Thu, Feb 19 - Mon, Feb 23

6:00 am - 9:40 pmMSY-LHR

33h 40m1 stop

8:05 am - 3:43 pmLHR-MSY

13h 38m1 stop

$651JetBlue

Find Deal

Mon, Nov 3 - Mon, Nov 24

3:22 pm - 7:50 amMSY-LHR

10h 28m1 stop

8:55 am - 3:53 pmLHR-MSY

12h 58m1 stop

$654Virgin Atlantic

Find Deal

Tue, Nov 4 - Tue, Nov 25

6:05 pm - 11:20 amMSY-LHR

11h 15m1 stop

6:00 pm - 5:17 pmLHR-MSY

29h 17m1 stop

$663Air Canada

Find Deal

Wed, Nov 5 - Thu, Nov 27

2:07 pm - 8:35 amMSY-LHR

12h 28m1 stop

1:45 pm - 5:55 pmLHR-MSY

10h 10mnonstop

$681British Airways

Find Deal

Tue, Nov 4 - Tue, Nov 25

7:59 pm - 7:10 amMSY-LHR

29h 11m2 stops

1:25 pm - 7:09 pmLHR-MSY

35h 44m2 stops

$682Air Canada

Find Deal

Tue, Nov 4 - Fri, Nov 14

1:10 pm - 6:55 amMSY-LHR

11h 45m1 stop

7:25 am - 7:05 pmLHR-MSY

17h 40m1 stop

$691JetBlue

Find Deal

Tue, Nov 4 - Tue, Nov 11

3:32 pm - 9:00 amLFT-LHR

11h 28m1 stop

7:20 pm - 10:15 pmLHR-LFT

32h 55m2 stops

$701Virgin Atlantic

Find Deal

Mon, Nov 10 - Mon, Nov 17

6:04 pm - 11:40 amMSY-LHR

11h 36m1 stop

1:45 pm - 5:55 pmLHR-MSY

10h 10mnonstop

$714British Airways

Find Deal

Wed, Nov 5 - Thu, Nov 27

United Airlines flights from Louisiana to London Heathrow Airport

Our best United Airlines deals on Louisiana to London Heathrow Airport flight tickets

United Airlines

Nov 5

MSY5:15 amNew Orleans Louis Armstrong

19h 55m

2 stops

LHR7:10 amLondon Heathrow

Nov 27

LHR6:30 amLondon Heathrow

16h 47m

2 stops

MSY5:17 pmNew Orleans Louis Armstrong

$684

Find similar

United Airlines

Oct 21

MSY2:17 pmNew Orleans Louis Armstrong

15h 18m

1 stop

LHR11:35 amLondon Heathrow

Oct 28

LHR7:30 amLondon Heathrow

16h 33m

2 stops

MSY7:03 pmNew Orleans Louis Armstrong

$687

Find similar

United Airlines

Feb 3

MSY5:00 amNew Orleans Louis Armstrong

23h 15m

1 stop

LHR10:15 amLondon Heathrow

Feb 17

LHR1:00 pmLondon Heathrow

34h 17m

1 stop

MSY5:17 pmNew Orleans Louis Armstrong

$689

Find similar

Scandinavian Airlines flights from Louisiana to London Heathrow Airport

Our best Scandinavian Airlines deals on Louisiana to London Heathrow Airport flight tickets

Scandinavian Airlines

Feb 19

BTR3:20 pmBaton Rouge Ryan

20h 20m

2 stops

LHR5:40 pmLondon Heathrow

Feb 23

LHR6:40 amLondon Heathrow

21h 24m

2 stops

BTR10:04 pmBaton Rouge Ryan

$582

Find similar

Scandinavian Airlines

Feb 19

BTR1:40 pmBaton Rouge Ryan

22h 50m

2 stops

LHR6:30 pmLondon Heathrow

Feb 23

LHR6:40 amLondon Heathrow

21h 24m

2 stops

BTR10:04 pmBaton Rouge Ryan

$594

Find similar

Scandinavian Airlines

Feb 5

MSY3:25 pmNew Orleans Louis Armstrong

18h 35m

2 stops

LHR4:00 pmLondon Heathrow

Feb 9

LHR6:40 amLondon Heathrow

20h 04m

2 stops

MSY8:44 pmNew Orleans Louis Armstrong

$604

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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

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 2/19

3:20 pm-5:40 pm

2 stops20h 20m

London Heathrow

Mon 2/23

6:40 am-10:04 pm

2 stops21h 24m

$582

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 2/19

1:40 pm-6:30 pm

2 stops22h 50m

London Heathrow

Mon 2/23

6:40 am-10:04 pm

2 stops21h 24m

$594

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 11/3

6:00 am-9:40 pm

1 stop33h 40m

London Heathrow

Mon 11/24

8:05 am-3:43 pm

1 stop13h 38m

$651

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 11/4

3:22 pm-7:50 am

1 stop10h 28m

London Heathrow

Tue 11/25

8:55 am-3:53 pm

1 stop12h 58m

$654

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 11/5

6:05 pm-11:20 am

1 stop11h 15m

London Heathrow

Thu 11/27

6:00 pm-5:17 pm

1 stop29h 17m

$663

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 11/4

2:07 pm-8:35 am

1 stop12h 28m

London Heathrow

Tue 11/25

1:45 pm-5:55 pm

Nonstop10h 10m

$681

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 11/4

7:59 pm-7:10 am

2 stops29h 11m

London Heathrow

Fri 11/14

1:25 pm-7:09 pm

2 stops35h 44m

$682

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 11/4

1:10 pm-6:55 am

1 stop11h 45m

London Heathrow

Tue 11/11

7:25 am-7:05 pm

1 stop17h 40m

$691

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Mon 11/10

3:32 pm-9:00 am

1 stop11h 28m

London Heathrow

Mon 11/17

7:20 pm-10:15 pm

2 stops32h 55m

$701

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 11/5

6:04 pm-11:40 am

1 stop11h 36m

London Heathrow

Thu 11/27

1:45 pm-5:55 pm

Nonstop10h 10m

$714

Flights are sorted by cheapest round-trip 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?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from Louisiana, with most prices found around $716. If you’re not able to fly to London Heathrow Airport in September, then October is your next best option. Flight prices from Louisiana to London Heathrow Airport during October average around $722.

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

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $782. The most expensive day to fly to London Heathrow Airport is Monday, with ticket prices averaging around $1,260.

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 in the morning. momondo users have found flights departing from Louisiana to London Heathrow Airport in the morning for as low as $870. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,079.

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 $867 when searching weeks out. 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 $680 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 18% 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

Best Price Found	$676
Fastest flight time	8h 40m
Direct flights	Wed, Thu, Fri and Sun

The best one-way flight to London Heathrow Airport from Louisiana in the past 72 hours is $676. The best round-trip flight deal from Louisiana to London Heathrow Airport found on momondo in the last 72 hours is $736.

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

Direct flights go from Louisiana to London Heathrow Airport on 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?
There are 7 operators available for flights from Louisiana to London Heathrow Airport as of September 2025.
How old do you have to be to fly from Louisiana to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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?
Based on momondo bookings for flights between Louisiana and London Heathrow Airport, the leading plane model is Boeing 787-8 Dreamliner, making up 54.79% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 36.25%, Boeing 787-9 Dreamliner with 3.87%, and Boeing 777 with 3.26%.

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
JetBlue	PriceFrom $81	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
Delta	PriceFrom $182	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights
Iberia	PriceFrom $568	Free Cancellation	Rating 7.0 2,955 reviews	Search Iberia flights
United Airlines	PriceFrom $587	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
British Airways	PriceFrom $598	Free Cancellation	Rating 6.7 7,399 reviews	Search British Airways flights
American Airlines	PriceFrom $678	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom $690	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights

Hounslow

Gatwick

Luton

Dover

Milton Keynes

Slough

Guildford

Hayes

Dartford

Stansted

Crawley

Chelmsford

Brentwood

Salisbury

Ilford

Folkestone

Colchester

Romford

Swindon

Stratford-upon-Avon

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisiana to London. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Louisiana to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Louisiana.

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

Of course. momondo tracks the price of Louisiana to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Heathrow Airport trip

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Cheap flights from Louisiana to London from $246

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 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from Louisiana to London

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United Airlines flights from Louisiana to London Heathrow Airport

Our best United Airlines deals on Louisiana to London Heathrow Airport flight tickets

Scandinavian Airlines flights from Louisiana to London Heathrow Airport

Our best Scandinavian Airlines 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?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $782. The most expensive day to fly to London Heathrow Airport is Monday, with ticket prices averaging around $1,260.

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?

You could potentially save up to 18% 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, Scandinavian Airlines, and TAP AIR PORTUGAL are the most popular carriers operating from Louisiana to London Heathrow

What airlines fly to London Heathrow Airport?

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 9:00PM, with 100% of flights taking off in the evening.

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

The number of flights available between Louisiana and London Heathrow Airport is 21 per week as of September 2025. The most frequent departure day is Wed, with 24% of weekly flights leaving on this day.

How long does it take to fly 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

Best Price Found

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

Traveling 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, organize 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