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

JetBlue, TAP AIR PORTUGAL, 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 week?

As of October 2025, there are 16 flights per week flying from Louisiana to London Heathrow Airport. The most common day of the week flights depart is Wed, with 31% 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 Lafayette, 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 day?

As of October 2025, there are 2 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 October 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.

£211 Cheap Flights from Louisiana to London Heathrow Airport in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Louisiana to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

11:49 - 07:50LFT-LHR

14h 01m1 stop

11:30 - 22:04LHR-LFT

16h 34m2 stops

£440Multiple Airlines

Find Deal

Tue, 30 Dec - Tue, 13 Jan

17:29 - 06:25LFT-LHR

30h 56m1 stop

09:00 - 22:04LHR-LFT

19h 04m2 stops

£441Delta

Find Deal

Mon, 29 Dec - Wed, 14 Jan

13:05 - 16:00MSY-LHR

20h 55m2 stops

06:40 - 22:23LHR-MSY

21h 43m2 stops

£447Scandinavian Airlines

Find Deal

Mon, 9 Feb - Thu, 19 Feb

11:10 - 09:20MSY-LHR

16h 10m2 stops

06:40 - 23:27LHR-MSY

22h 47m2 stops

£447Scandinavian Airlines

Find Deal

Thu, 26 Feb - Sat, 7 Mar

18:55 - 11:40BTR-LHR

10h 45m1 stop

10:45 - 19:57LHR-BTR

15h 12m1 stop

£457Virgin Atlantic

Find Deal

Thu, 13 Nov - Thu, 20 Nov

14:21 - 10:15BTR-LHR

13h 54m2 stops

12:30 - 21:52LHR-BTR

15h 22m1 stop

£478KLM

Find Deal

Thu, 13 Nov - Thu, 20 Nov

13:04 - 09:00MLU-LHR

13h 56m1 stop

08:55 - 17:12LHR-MLU

14h 17m1 stop

£483KLM

Find Deal

Sun, 7 Dec - Sun, 14 Dec

10:54 - 06:50SHV-LHR

13h 56m2 stops

13:05 - 23:28LHR-SHV

16h 23m2 stops

£487Virgin Atlantic

Find Deal

Sun, 7 Dec - Sun, 14 Dec

09:30 - 07:10BTR-LHR

15h 40m2 stops

09:30 - 22:44LHR-BTR

19h 14m2 stops

£488United Airlines

Find Deal

Thu, 13 Nov - Thu, 20 Nov

16:08 - 10:15SHV-LHR

12h 07m1 stop

10:00 - 17:21LHR-SHV

13h 21m1 stop

£502United Airlines

Find Deal

Sun, 7 Dec - Sun, 14 Dec

British Airways flights from Louisiana to London Heathrow Airport

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

British Airways

29 Nov

BTR18:13Baton Rouge Ryan

30h 37m

1 stop

LHR06:50London Heathrow

6 Dec

LHR19:40London Heathrow

28h 00m

2 stops

BTR17:40Baton Rouge Ryan

£498

Find similar

British Airways

11 Nov

MSY14:07New Orleans Louis Armstrong

12h 28m

1 stop

LHR08:35London Heathrow

18 Nov

LHR13:45London Heathrow

10h 10m

MSY17:55New Orleans Louis Armstrong

£511

Find similar

British Airways

8 Feb

MSY18:02New Orleans Louis Armstrong

11h 38m

1 stop

LHR11:40London Heathrow

19 Feb

LHR11:45London Heathrow

13h 21m

1 stop

MSY19:06New Orleans Louis Armstrong

£525

Find similar

JetBlue flights from Louisiana to London Heathrow Airport

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

JetBlue

26 Feb

MSY10:20New Orleans Louis Armstrong

17h 10m

1 stop

LHR09:30London Heathrow

7 Mar

LHR09:20London Heathrow

14h 55m

1 stop

MSY18:15New Orleans Louis Armstrong

£513

Find similar

JetBlue

28 Oct

MSY11:40New Orleans Louis Armstrong

16h 50m

1 stop

LHR09:30London Heathrow

4 Nov

LHR07:25London Heathrow

17h 40m

1 stop

MSY19:05New Orleans Louis Armstrong

£524

Find similar

JetBlue

4 Nov

MSY11:40New Orleans Louis Armstrong

28h 00m

1 stop

LHR21:40London Heathrow

12 Nov

LHR09:20London Heathrow

13h 56m

1 stop

MSY17:16New Orleans Louis Armstrong

£529

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

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Tue 30/12

11:49-07:50

1 stop14h 01m

London Heathrow

Tue 13/1

11:30-22:04

2 stops16h 34m

£440

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Mon 29/12

17:29-06:25

1 stop30h 56m

London Heathrow

Wed 14/1

09:00-22:04

2 stops19h 04m

£441

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 9/2

13:05-16:00

2 stops20h 55m

London Heathrow

Thu 19/2

06:40-22:23

2 stops21h 43m

£447

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 26/2

11:10-09:20

2 stops16h 10m

London Heathrow

Sat 7/3

06:40-23:27

2 stops22h 47m

£447

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 13/11

18:55-11:40

1 stop10h 45m

London Heathrow

Thu 20/11

10:45-19:57

1 stop15h 12m

£457

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 13/11

14:21-10:15

2 stops13h 54m

London Heathrow

Thu 20/11

12:30-21:52

1 stop15h 22m

£478

MonroeLondon

MLU - LHR

MLULHR

Monroe Huenefeld

Sun 7/12

13:04-09:00

1 stop13h 56m

London Heathrow

Sun 14/12

08:55-17:12

1 stop14h 17m

£483

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sun 7/12

10:54-06:50

2 stops13h 56m

London Heathrow

Sun 14/12

13:05-23:28

2 stops16h 23m

£487

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 13/11

09:30-07:10

2 stops15h 40m

London Heathrow

Thu 20/11

09:30-22:44

2 stops19h 14m

£488

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sun 7/12

16:08-10:15

1 stop12h 07m

London Heathrow

Sun 14/12

10:00-17:21

1 stop13h 21m

£502

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, October 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 September is another great option to travel to London Heathrow Airport, with average flight prices from Louisiana averaging around £527.

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 Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £885.

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 £550. 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 evening when prices are £830 on average. Flights to London Heathrow Airport from Louisiana in the evening 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 £645 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 £506 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 24% 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	£881
Fastest flight time	8h 40m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun

The best flight deal from Louisiana to London Heathrow Airport found on momondo in the last 72 hours is £881

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 October 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 63.04% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 22.28%, Boeing 787-9 Dreamliner at 9.11%, and Boeing 777 at 4.05%.

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 £429	Free Cancellation	Rating 6.7 7,457 reviews		Search British Airways flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Northampton

Slough

Swindon

Canterbury

Stratford-upon-Avon

Southend-on-Sea

Ipswich

Ilford

Guildford

Poole

Swanage

Colchester

Dover

Hayes

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sun 16/11

Sun 23/11

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular Cities in the United Kingdom

Flights to London Gatwick Airportfrom £45

Flights to London City Airportfrom £136

Flights to London Stansted Airportfrom £30

Flights to London Luton Airportfrom £33

Flights to Belfast Intl Airportfrom £29

Flights to London Southend Airportfrom £112

Flights to Belfast City Airportfrom £33

Flights to Glasgow Intl Airportfrom £31

Flights to Glasgow Prestwick Airportfrom £105

Flights to Lerwick Sumburgh Airport

Cheap flights from Louisiana to London from £211

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 22/10. 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

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Louisiana to London

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

British Airways flights from Louisiana to London Heathrow Airport

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

JetBlue flights from Louisiana to London Heathrow Airport

Our best JetBlue 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?

You could potentially save up to 24% 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, TAP AIR PORTUGAL, 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 October 2025, there are 2 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 October 2025, there are 16 flights per week flying from Louisiana to London Heathrow Airport. The most common day of the week flights depart is Wed, with 31% 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 Lafayette, 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

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

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