How long is the flight from Louisiana to London?

United Airlines, American Airlines, and Delta can get you from Louisiana to London in just under 15h 13m. Your travel time can differ by up to 19h 26m. Airlines will cover a distance of 4625 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Louisiana to London one-way?

$340 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on American Airlines and British Airways, with prices starting from $344 and $368, respectively.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Louisiana to London?

Most travelers choose New Orleans Louis Armstrong - London Heathrow, New Orleans Louis Armstrong - London Gatwick or New Orleans Louis Armstrong - London Stansted when deciding on the best route from Louisiana to London.

What are the cheapest flights from Louisiana to London?

While on average a flight from Louisiana to London is generally $2,448, our data shows the cheapest flight currently is $319. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $879 for that flight.

What are the most reliable airlines from Louisiana to London?

Consider American Airlines (86%), Aer Lingus (86%) or Finnair (86%) when booking your flight. These represent the most reliable airlines when flying from Louisiana to London.

What are the most popular airlines that fly from Louisiana to London?

British Airways, American Airlines and Virgin Atlantic are the most popular airlines when flying from Louisiana to London.

Can I find deals for flights from Louisiana to London that include hotel bookings?

Yes. In addition to deals on Louisiana to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Louisiana to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to London.

Can I find deals for business class flights from Louisiana to London?

Yes. Cheapflights offers flight deals from Louisiana to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$247+ Cheap Flights from Louisiana to London

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Cheap flight deals from Louisiana to London

Cheapest

Best

Last-minute

One-way

Cheapest flights from Louisiana to London
Explore the most affordable flight options available from Louisiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Tue 10/203:17 pm -

1 stop12h 43m

Tue 11/39:35 am -

2 stops36h 38m

Deal found 8/24

$598

Sun 10/189:04 pm -

1 stop30h 56m

Tue 11/310:10 am -

2 stops36h 03m

Deal found 8/23

$652

Wed 11/48:00 am -

1 stop16h 55m

Sun 11/2212:35 pm -

1 stop36h 06m

Deal found 8/26

$704

Mon 12/711:55 am -

1 stop13h 45m

Wed 12/97:30 am -

2 stops21h 05m

Deal found 8/26

$756

Wed 10/711:45 am -

2 stops20h 00m

Wed 10/147:25 am -

3 stops33h 26m

Deal found 8/23

$796

Mon 10/56:01 pm -

1 stop30h 29m

Mon 10/128:15 am -

1 stop13h 44m

Deal found 8/27

$875

Mon 12/74:06 pm -

1 stop12h 09m

Wed 12/96:30 am -

2 stops16h 45m

Deal found 8/25

$876

Tue 10/206:00 am -

1 stop18h 30m

Tue 11/37:25 am -

1 stop15h 49m

Deal found 8/24

$878

Wed 10/144:49 pm -

1 stop21h 56m

Wed 10/218:40 am -

1 stop15h 48m

Deal found 8/27

$879

Tue 12/84:06 pm -

2 stops34h 39m

Fri 12/117:40 am -

2 stops19h 27m

Deal found 8/23

$881

Wed 10/214:49 pm -

1 stop21h 56m

Wed 10/289:20 am -

1 stop19h 28m

Deal found 8/23

$888

Tue 10/69:25 am -

1 stop20h 10m

Tue 10/132:05 pm -

2 stops37h 00m

Deal found 8/22

$897

Best flights from Louisiana to London
Discover carefully curated flight deals from Louisiana to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Mon 10/52:35 pm -

1 stop13h 25m

Mon 10/122:00 pm -

1 stop30h 22m

Deal found 8/22

$829

Tue 12/84:06 pm -

2 stops34h 39m

Fri 12/117:40 am -

2 stops19h 27m

Deal found 8/23

$881

Tue 11/1011:02 am -

1 stop15h 13m

Tue 11/1711:50 am -

1 stop15h 58m

Deal found 8/23

$917

Sun 10/45:45 pm -

2 stops16h 55m

Tue 10/139:20 am -

2 stops18h 36m

Deal found 8/23

$952

Thu 9/245:41 pm -

1 stop13h 34m

Thu 10/16:30 am -

2 stops16h 31m

Deal found 8/25

$972

Wed 1/2710:35 am -

2 stops25h 05m

Wed 2/39:50 am -

2 stops19h 54m

Deal found 8/24

$974

Thu 10/81:05 pm -

2 stops14h 45m

Thu 10/159:55 am -

2 stops18h 14m

Deal found 8/24

$978

Fri 10/163:49 pm -

2 stops15h 46m

Sun 10/256:40 am -

2 stops20h 16m

Deal found 8/26

$994

Wed 10/712:38 pm -

1 stop18h 12m

Wed 10/144:00 pm -

Nonstop10h 00m

Deal found 8/23

$1,008

Wed 9/232:30 pm -

2 stops18h 45m

Wed 9/307:15 pm -

2 stops31h 59m

Deal found 8/24

$1,029

Mon 10/58:02 am -

2 stops22h 33m

Mon 10/128:00 am -

2 stops30h 36m

Deal found 8/22

$1,107

Sat 11/77:00 am -

2 stops44h 55m

Sat 11/145:20 pm -

2 stops36h 32m

Deal found 8/27

$1,259

Sun 10/44:07 pm -

1 stop13h 28m

Tue 10/1312:05 pm -

2 stops29h 13m

Deal found 8/23

$902

Wed 9/235:01 pm -

1 stop15h 24m

Fri 10/28:55 am -

1 stop20h 00m

Deal found 8/22

$917

Sun 9/205:45 pm -

2 stops16h 55m

Tue 10/610:00 am -

2 stops17h 56m

Deal found 8/23

$952

Tue 10/2011:34 am -

2 stops15h 16m

Tue 11/36:30 am -

2 stops15h 20m

Deal found 8/24

$992

Wed 9/232:00 pm -

1 stop11h 45m

Fri 10/22:10 pm -

2 stops29h 12m

Deal found 8/26

$902

Sat 1/3010:35 am -

2 stops24h 05m

Mon 2/19:50 am -

2 stops19h 54m

Deal found 8/24

$1,022

Wed 10/73:20 pm -

2 stops17h 20m

Wed 10/143:40 pm -

2 stops38h 30m

Deal found 8/23

$1,052

Sat 12/121:08 pm -

1 stop12h 42m

Wed 12/2311:45 am -

2 stops17h 39m

Deal found 8/24

$958

Thu 9/241:44 pm -

1 stop18h 41m

Thu 10/18:55 am -

1 stop15h 19m

Deal found 8/25

$968

Tue 10/68:45 am -

2 stops15h 45m

Tue 10/139:30 am -

2 stops18h 04m

Deal found 8/22

$903

Sat 1/3010:35 am -

2 stops24h 05m

Tue 2/29:50 am -

2 stops19h 54m

Deal found 8/24

$1,024

Thu 9/2412:53 pm -

2 stops15h 47m

Thu 10/16:15 am -

2 stops16h 46m

Deal found 8/25

$1,025

Tue 11/39:30 am -

2 stops19h 25m

Wed 11/1111:55 am -

2 stops17h 45m

Deal found 8/24

$1,073

Wed 10/710:25 am -

1 stop13h 55m

Wed 10/146:30 am -

2 stops17h 46m

Deal found 8/23

$985

Tue 10/69:35 am -

2 stops15h 20m

Tue 10/138:00 am -

2 stops15h 43m

Deal found 8/22

$909

Wed 1/2710:35 am -

2 stops25h 05m

Mon 2/19:50 am -

2 stops19h 54m

Deal found 8/24

$1,024

Tue 10/207:00 am -

2 stops27h 50m

Sat 11/710:55 am -

2 stops42h 57m

Deal found 8/23

$1,259

Thu 10/221:50 pm -

2 stops16h 05m

Mon 10/2612:15 pm -

2 stops16h 55m

Deal found 8/22

$1,093

Last-minute flights from Louisiana to London
Discover last-minute flight deals from Louisiana to London. Data last updated August 27, 2026 and is based on user searches.

Mon 9/141:58 pm -

1 stop14h 02m

Wed 9/162:00 pm -

2 stops32h 22m

Deal found 8/25

$853

Thu 9/178:03 pm -

1 stop31h 57m

Mon 9/282:00 pm -

1 stop30h 21m

Deal found 8/24

$864

Fri 9/181:58 pm -

1 stop14h 02m

Mon 9/212:00 pm -

1 stop30h 21m

Deal found 8/25

$830

Fri 9/181:58 pm -

1 stop14h 02m

Wed 9/232:00 pm -

1 stop35h 07m

Deal found 8/24

$836

Sun 9/207:47 pm -

1 stop12h 38m

Tue 10/62:25 pm -

1 stop15h 11m

Deal found 8/23

$908

Mon 9/216:10 pm -

1 stop30h 20m

Sun 10/48:15 am -

1 stop31h 04m

Deal found 8/24

$909

Wed 9/233:17 pm -

1 stop12h 43m

Wed 9/302:00 pm -

1 stop35h 07m

Deal found 8/24

$789

Wed 9/232:00 pm -

1 stop11h 45m

Fri 10/22:10 pm -

2 stops29h 12m

Deal found 8/26

$902

Thu 9/248:03 pm -

1 stop31h 57m

Thu 10/12:00 pm -

1 stop35h 07m

Deal found 8/26

$841

Sat 9/2610:15 am -

1 stop28h 30m

Sun 10/411:55 am -

1 stop27h 24m

Deal found 8/26

$907

Mon 9/281:58 pm -

1 stop14h 02m

Tue 10/2710:10 am -

2 stops35h 03m

Deal found 8/22

$761

Wed 9/305:17 pm -

2 stops34h 43m

Sun 10/42:00 pm -

1 stop35h 07m

Deal found 8/26

$779

One-way flights from Louisiana to London
Search for one-way flight options from Louisiana to London. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.

Sat 10/109:04 pm -

1 stop30h 56m

Deal found 8/26

$247

Fri 10/25:17 pm -

2 stops58h 43m

Deal found 8/24

$266

Fri 10/169:05 pm -

1 stop30h 55m

Deal found 8/26

$290

Wed 9/233:17 pm -

1 stop12h 43m

Deal found 8/26

$295

Wed 11/48:00 am -

1 stop16h 00m

Deal found 8/23

$307

Mon 11/98:57 pm -

1 stop27h 53m

Deal found 8/25

$309

Tue 10/133:17 pm -

3 stops26h 53m

Deal found 8/26

$310

Fri 10/95:05 pm -

2 stops55h 15m

Deal found 8/26

$316

Wed 9/236:10 pm -

1 stop30h 20m

Deal found 8/26

$319

Wed 10/214:49 pm -

1 stop21h 56m

Deal found 8/27

$320

Tue 10/135:05 pm -

2 stops34h 55m

Deal found 8/26

$320

Wed 11/46:04 pm -

1 stop21h 36m

Deal found 8/23

$321

Find flight deals from Louisiana to London

Most accurate provider	Ovago 3 stars
Most trusted provider	Ovago 3 stars
Round-trip from	$598 (Kiwi.com)
One-way from	$247 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$1,086
Good round-trip deal	$935 or less
Good one-way deal	$363 or less

Provider with most accurate pricing for New Orleans Louis Armstrong-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-London (LON) flights.

Search Deals

From Louisiana to London (LON)

Search Deals

One-way flight from Louisiana to London (LON)

Search Deals

Highest demand for flights based on searches. 27% potential increase in price ($387 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Price to beat on a round-trip flight from Louisiana to London (LON).

Search Deals

Price to beat on a one-way flight from Louisiana to London (LON).

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansLondon

MSY New Orleans Louis Armstrong - LGW London Gatwick

MSYLGW

New Orleans Louis Armstrong

Mon 10/5

2:35 pm-10:00 am

1 stop13h 25m

London Gatwick

Mon 10/12

2:00 pm-2:22 pm

1 stop30h 22m

$829

LafayetteLondon

LFT Lafayette Regional - LHR London Heathrow

LFTLHR

Lafayette Regional

Tue 12/8

4:06 pm-8:45 am

2 stops34h 39m

London Heathrow

Fri 12/11

7:40 am-9:07 pm

2 stops19h 27m

$881

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Sun 10/4

4:07 pm-11:35 am

1 stop13h 28m

London Heathrow

Tue 10/13

12:05 pm-11:18 am

2 stops29h 13m

$902

LafayetteLondon

LFT Lafayette Regional - LHR London Heathrow

LFTLHR

Lafayette Regional

Wed 9/23

2:00 pm-7:45 am

1 stop11h 45m

London Heathrow

Fri 10/2

2:10 pm-1:22 pm

2 stops29h 12m

$902

ShreveportLondon

SHV Shreveport - LHR London Heathrow

SHVLHR

Shreveport

Tue 10/6

8:45 am-6:30 am

2 stops15h 45m

London Heathrow

Tue 10/13

9:30 am-9:34 pm

2 stops18h 04m

$903

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Tue 10/6

9:35 am-6:55 am

2 stops15h 20m

London Heathrow

Tue 10/13

8:00 am-5:43 pm

2 stops15h 43m

$909

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Tue 11/10

11:02 am-8:15 am

1 stop15h 13m

London Heathrow

Tue 11/17

11:50 am-9:48 pm

1 stop15h 58m

$917

LafayetteLondon

LFT Lafayette Regional - LHR London Heathrow

LFTLHR

Lafayette Regional

Wed 9/23

5:01 pm-2:25 pm

1 stop15h 24m

London Heathrow

Fri 10/2

8:55 am-10:55 pm

1 stop20h 00m

$917

Baton RougeLondon

BTR Baton Rouge Ryan - LCY London City

BTRLCY

Baton Rouge Ryan

Sun 10/4

5:45 pm-4:40 pm

2 stops16h 55m

London City

Tue 10/13

9:20 am-9:56 pm

2 stops18h 36m

$952

Baton RougeLondon

BTR Baton Rouge Ryan - LCY London City

BTRLCY

Baton Rouge Ryan

Sun 9/20

5:45 pm-4:40 pm

2 stops16h 55m

London City

Tue 10/6

10:00 am-9:56 pm

2 stops17h 56m

$952

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/23

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Louisiana to London

Have a flexible travel schedule? Discover the best time to fly to London from Louisiana with our price prediction graph.

MSY-LGW

MSY-LHR

MSY-LCY

MSY-STN

SHV-LHR

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisiana to London

USLA-LON

MSY-LGW

MSY-LHR

MSY-LCY

MSY-STN

What is the cheapest month to book a flight from Louisiana to London?

Currently, February is the cheapest month in which you can book a flight from Louisiana to London (average of $769). Flying from Louisiana to London in June is currently the most expensive (average of $1,478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LA to LON?

When flying from Louisiana to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Louisiana to London?

Airfare is below average for this route at the moment.

Louisiana to London flights typically cost between $718 and $1,044 in October.
The cheapest round-trip price found within the last 5 days was $598 on Multiple Airlines (Oct 20-Nov 3).

How far ahead should I book a flight from Louisiana to London?

The price you pay for your flight from Louisiana to London may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Louisiana to London?
United Airlines, American Airlines, and Delta can get you from Louisiana to London in just under 15h 13m. Your travel time can differ by up to 19h 26m. Airlines will cover a distance of 4625 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Louisiana to London one-way?
$340 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on American Airlines and British Airways, with prices starting from $344 and $368, respectively.
What are the most popular routes from Louisiana to London?
Most travelers choose New Orleans Louis Armstrong - London Heathrow, New Orleans Louis Armstrong - London Gatwick or New Orleans Louis Armstrong - London Stansted when deciding on the best route from Louisiana to London.
What are the most reliable airlines from Louisiana to London?
Consider American Airlines (86%), Aer Lingus (86%) or Finnair (86%) when booking your flight. These represent the most reliable airlines when flying from Louisiana to London.
What are the cheapest flights from Louisiana to London?
While on average a flight from Louisiana to London is generally $2,448, our data shows the cheapest flight currently is $319. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $879 for that flight.
Can I find deals for flights from Louisiana to London that include hotel bookings?
Yes. In addition to deals on Louisiana to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisiana to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to London.
Can I find deals for business class flights from Louisiana to London?
Yes. Cheapflights offers flight deals from Louisiana to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Louisiana to London?
Currently, February is the cheapest month in which you can book a flight from Louisiana to London (average of $769). Flying from Louisiana to London in June is currently the most expensive (average of $1,478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Ilford

Dorking

Winchester

Gatwick

Hounslow

Harrow

Eastleigh

Wembley

Southend-on-Sea

Basingstoke

Watford

Dartford

Croydon

Chipping Norton

Kingston upon Thames

Eastbourne

Slough

Stansted

Sutton

Luton

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San Francisco to Stansted flights

Top 8 airlines flying from Louisiana to London

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest$330	Average$330	FlexibilityNo cancel fee	On-time72%
United Airlines	Cheapest$446	Average$955	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$676	Average$1,092	FlexibilityNo cancel fee	On-time71%
JetBlue	Cheapest$702	Average$985	FlexibilityNo cancel fee	On-time62%
British Airways	Cheapest$705	Average$1,073	FlexibilityNo cancel fee	On-time70%
Iberia	Cheapest$756	Average$1,127	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$759	Average$1,037	FlexibilityNo cancel fee	On-timeN/A
Finnair	Cheapest$783	Average$1,326	FlexibilityNo cancel fee	On-time76%

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$247+ Cheap flights from Louisiana to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Louisiana to London

Cheapest flights from Louisiana to LondonExplore the most affordable flight options available from Louisiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Explore the most affordable flight options available from Louisiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Best flights from Louisiana to LondonDiscover carefully curated flight deals from Louisiana to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Discover carefully curated flight deals from Louisiana to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Last-minute flights from Louisiana to LondonDiscover last-minute flight deals from Louisiana to London. Data last updated August 27, 2026 and is based on user searches.

Discover last-minute flight deals from Louisiana to London. Data last updated August 27, 2026 and is based on user searches.

One-way flights from Louisiana to LondonSearch for one-way flight options from Louisiana to London. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.

Search for one-way flight options from Louisiana to London. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.

Find flight deals from Louisiana to London

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One-way from

Popular in

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

Best time to book a flight from Louisiana to London

Have a flexible travel schedule? Discover the best time to fly to London from Louisiana with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Louisiana to London?

What is the cheapest time of day to fly from LA to LON?

Find hourly flight availability from Louisiana to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 27, 2026.

When flying from Louisiana to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Louisiana to London?

Airfare is below average for this route at the moment.

Louisiana to London flights typically cost between $718 and $1,044 in October.The cheapest round-trip price found within the last 5 days was $598 on Multiple Airlines (Oct 20-Nov 3).

How far ahead should I book a flight from Louisiana to London?

The price you pay for your flight from Louisiana to London may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Louisiana to London?

What are the cheapest airlines to fly from Louisiana to London one-way?

What are the most popular routes from Louisiana to London?

What are the most reliable airlines from Louisiana to London?

What are the cheapest flights from Louisiana to London?

Can I find deals for flights from Louisiana to London that include hotel bookings?

How can I find direct flights from Louisiana to London?

Can I find deals for business class flights from Louisiana to London?

What is the cheapest month to book a flight from Louisiana to London?

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Other flights to London

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Louisiana and London flights

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Louisiana to London flights

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Top 8 airlines flying from Louisiana to London

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Cheapest flights from Louisiana to London
Explore the most affordable flight options available from Louisiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Best flights from Louisiana to London
Discover carefully curated flight deals from Louisiana to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Last-minute flights from Louisiana to London
Discover last-minute flight deals from Louisiana to London. Data last updated August 27, 2026 and is based on user searches.

One-way flights from Louisiana to London
Search for one-way flight options from Louisiana to London. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.

Louisiana to London flights typically cost between $718 and $1,044 in October.
The cheapest round-trip price found within the last 5 days was $598 on Multiple Airlines (Oct 20-Nov 3).