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Cheap flights from Louisiana to London from £186

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 6/12. 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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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
12:32 - 16:00SHV-LHR
21h 28m2 stops
Scandinavian Airlines Logo
06:40 - 22:25LHR-SHV
21h 45m2 stops
£437Scandinavian Airlines
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Mon, 16 Feb - Mon, 23 Feb
Delta Logo
10:32 - 09:00BTR-LHR
16h 28m1 stop
Delta Logo
06:30 - 22:03LHR-BTR
21h 33m2 stops
£455Delta
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Wed, 7 Jan - Tue, 13 Jan
Multiple Airlines Logo
14:19 - 11:40BTR-LHR
15h 21m1 stop
Multiple Airlines Logo
08:55 - 22:03LHR-BTR
19h 08m1 stop
£460Multiple Airlines
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Wed, 7 Jan - Tue, 13 Jan
United Airlines Logo
14:09 - 07:30BTR-LHR
11h 21m1 stop
United Airlines Logo
07:40 - 19:33LHR-BTR
17h 53m2 stops
£475United Airlines
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Thu, 19 Feb - Mon, 23 Feb
United Airlines Logo
12:14 - 10:15BTR-LHR
16h 01m1 stop
United Airlines Logo
06:35 - 21:32LHR-BTR
20h 57m2 stops
£476United Airlines
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Fri, 13 Feb - Sat, 21 Feb
KLM Logo
17:34 - 11:40SHV-LHR
12h 06m1 stop
KLM Logo
08:55 - 22:25LHR-SHV
19h 30m1 stop
£478KLM
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Mon, 16 Feb - Mon, 23 Feb
British Airways Logo
09:55 - 12:15SHV-LHR
20h 20m1 stop
British Airways Logo
15:00 - 21:52LHR-SHV
12h 52m1 stop
£494British Airways
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Sat, 14 Feb - Sat, 21 Feb
KLM Logo
17:34 - 11:40SHV-LHR
12h 06m1 stop
KLM Logo
08:55 - 22:25LHR-SHV
19h 30m1 stop
£497KLM
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Tue, 24 Feb - Mon, 2 Mar
Multiple Airlines Logo
10:05 - 07:10MSY-LHR
15h 05m2 stops
Multiple Airlines Logo
06:30 - 19:39LHR-MSY
19h 09m2 stops
£512Multiple Airlines
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Tue, 9 Dec - Tue, 16 Dec
British Airways Logo
16:49 - 10:25MSY-LHR
11h 36m1 stop
British Airways Logo
09:55 - 16:55LHR-MSY
13h 00m1 stop
£527British Airways
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Sun, 7 Dec - Tue, 16 Dec

Iberia flights from Louisiana to London Heathrow Airport

Our best Iberia deals on Louisiana to London Heathrow Airport flight tickets
Iberia
9 Dec
MSY14:00New Orleans Louis Armstrong
12h 35m
1 stop
LHR08:35London Heathrow
16 Dec
LHR13:45London Heathrow
10h 10m
MSY17:55New Orleans Louis Armstrong
£519
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Iberia
9 Dec
MSY19:55New Orleans Louis Armstrong
8h 40m
LHR10:35London Heathrow
16 Dec
LHR13:45London Heathrow
10h 10m
MSY17:55New Orleans Louis Armstrong
£544
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American Airlines flights from Louisiana to London Heathrow Airport

Our best American Airlines deals on Louisiana to London Heathrow Airport flight tickets
American Airlines
16 Apr
MLU10:10Monroe Huenefeld
14h 10m
2 stops
LHR06:20London Heathrow
2 May
LHR11:10London Heathrow
16h 44m
2 stops
MLU21:54Monroe Huenefeld
£637
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American Airlines
16 Apr
MLU10:10Monroe Huenefeld
14h 10m
2 stops
LHR06:20London Heathrow
2 May
LHR11:10London Heathrow
16h 44m
2 stops
MLU21:54Monroe Huenefeld
£638
Find similar
American Airlines
18 Dec
SHV13:47Shreveport
11h 33m
1 stop
LHR07:20London Heathrow
29 Dec
LHR11:45London Heathrow
17h 00m
1 stop
SHV22:45Shreveport
£1,207
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momondo Fare Finder

 
Customise your flight search to find flights from Louisiana to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 12 November 2025.
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

Mon 16/2

12:32-16:00

2 stops21h 28m

London Heathrow

Mon 23/2

06:40-22:25

2 stops21h 45m

£437

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 7/1

10:32-09:00

1 stop16h 28m

London Heathrow

Tue 13/1

06:30-22:03

2 stops21h 33m

£455

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 7/1

14:19-11:40

1 stop15h 21m

London Heathrow

Tue 13/1

08:55-22:03

1 stop19h 08m

£460

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 19/2

14:09-07:30

1 stop11h 21m

London Heathrow

Mon 23/2

07:40-19:33

2 stops17h 53m

£475

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 13/2

12:14-10:15

1 stop16h 01m

London Heathrow

Sat 21/2

06:35-21:32

2 stops20h 57m

£476

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 16/2

17:34-11:40

1 stop12h 06m

London Heathrow

Mon 23/2

08:55-22:25

1 stop19h 30m

£478

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sat 14/2

09:55-12:15

1 stop20h 20m

London Heathrow

Sat 21/2

15:00-21:52

1 stop12h 52m

£494

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 24/2

17:34-11:40

1 stop12h 06m

London Heathrow

Mon 2/3

08:55-22:25

1 stop19h 30m

£497

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 9/12

10:05-07:10

2 stops15h 05m

London Heathrow

Tue 16/12

06:30-19:39

2 stops19h 09m

£512

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 7/12

16:49-10:25

1 stop11h 36m

London Heathrow

Tue 16/12

09:55-16:55

1 stop13h 00m

£527

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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 £528. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Louisiana averaging around £538.

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 £524. 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 £1,150.

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 £561. 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 £847 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 £655 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 £582 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

£948

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 £948
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..
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  • 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?

  • 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?

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 AirwaysPriceFrom £498Free CancellationRating
6.7
7,513 reviews
Search British Airways flights

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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.

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