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$214+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Find flight deals from Louisiana to London

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 November 18, 2025.

This Delta deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:29 amSHV - LHR
1 stop19h 31mDelta
Wed 12/106:30 amLHR - SHV
2 stops20h 11mDelta
Deal found 11/17$619
This United Airlines deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:00 amSHV - LHR
2 stops19h 10mUnited Airlines
Tue 11/259:30 amLHR - SHV
2 stops18h 42mUnited Airlines
Deal found 11/17$629
This Delta deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amSHV - LHR
1 stop19h 50mDelta
Sat 1/109:40 amLHR - SHV
2 stops18h 37mDelta
Deal found 11/16$638
This KLM deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:41 pmSHV - LHR
1 stop13h 09mKLM
Wed 12/1010:45 amLHR - SHV
1 stop18h 43mKLM
Deal found 11/17$647
This United Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:15 amSHV - LHR
2 stops18h 40mUnited Airlines
Sat 1/107:40 amLHR - SHV
2 stops19h 37mUnited Airlines
Deal found 11/16$650
This United Airlines deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:15 pmSHV - LHR
1 stop13h 15mUnited Airlines
Mon 11/249:30 amLHR - SHV
2 stops17h 14mUnited Airlines
Deal found 11/17$679
This Air Canada deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 amMSY - LHR
2 stops20h 10mAir Canada
Fri 1/96:00 pmLHR - MSY
2 stops34h 29mAir Canada
Deal found 11/17$683
This Air Canada deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:05 pmMSY - LHR
1 stop32h 25mAir Canada
Fri 1/96:00 pmLHR - MSY
2 stops35h 44mAir Canada
Deal found 11/17$685
This Air Canada deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:07 pmMSY - LHR
2 stops32h 03mAir Canada
Fri 1/96:00 pmLHR - MSY
2 stops35h 44mAir Canada
Deal found 11/17$688
This KLM deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 pmMSY - LHR
1 stop10h 40mKLM
Fri 1/910:10 amLHR - MSY
1 stop14h 47mKLM
Deal found 11/17$699
This Delta deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:54 pmMSY - LHR
1 stop10h 46mDelta
Fri 1/99:40 amLHR - MSY
2 stops19h 50mDelta
Deal found 11/17$704
This United Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:05 amMSY - LHR
2 stops15h 05mUnited Airlines
Fri 12/194:20 pmLHR - MSY
1 stop33h 28mUnited Airlines
Deal found 11/18$707

Cheap flight deals from Louisiana to London

Keep the following information in mind while searching for Louisiana to London flight deals. Data was last updated November 18, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$544
(Norse)

One-way from

$214
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$850

Good round-trip deal

$703 or less

Good one-way deal

$458 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-London (LON) flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-London (LON) flights.
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From Louisiana to London (LON)
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One-way flight from Louisiana to London (LON)
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($213 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Louisiana to London (LON).
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Price to beat on a one-way flight from Louisiana to London (LON).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana to London 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, Cheapflights users made 2,558,603 searches. Data last updated November 18, 2025.
Use the filters below to find and compare flights from Louisiana to London that are best for you.

Fly from

Louisiana

Fly to

London

Route

Depart

Return

Price

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Fri 1/9

8:36 pm-10:05 am

1 stop31h 29m

London Gatwick

Fri 1/23

2:00 pm-7:41 pm

1 stop35h 41m

$544

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 2/12

2:09 pm-7:30 am

1 stop11h 21m

London Heathrow

Sun 2/22

7:40 am-9:32 pm

2 stops19h 52m

$612

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 12/3

7:29 am-9:00 am

1 stop19h 31m

London Heathrow

Wed 12/10

6:30 am-8:41 pm

2 stops20h 11m

$619

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 1/23

12:10 pm-10:15 am

1 stop16h 05m

London Heathrow

Mon 2/2

8:30 am-9:36 pm

2 stops19h 06m

$622

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 1/23

12:10 pm-10:15 am

1 stop16h 05m

London Heathrow

Sun 2/1

6:30 am-9:36 pm

2 stops21h 06m

$622

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 1/23

1:37 pm-7:50 am

1 stop12h 13m

London Heathrow

Tue 1/27

6:30 am-10:01 pm

2 stops21h 31m

$627

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 1/23

11:21 am-7:50 am

1 stop14h 29m

London Heathrow

Mon 2/2

8:40 am-10:13 pm

2 stops19h 33m

$627

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 2/9

11:43 am-4:00 pm

2 stops22h 17m

London Heathrow

Thu 2/19

6:40 am-11:16 pm

2 stops22h 36m

$629

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 1/23

5:15 pm-11:40 am

1 stop12h 25m

London Heathrow

Sun 2/1

11:30 am-10:13 pm

2 stops16h 43m

$632

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 12/31

12:30 pm-11:15 am

2 stops16h 45m

London Heathrow

Fri 1/9

8:00 am-9:17 pm

2 stops19h 17m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 60 results
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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.
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

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

Currently, October is the cheapest month in which you can book a flight from Louisiana to London (average of $110). Flying from Louisiana to London in June is currently the most expensive (average of $881). 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?

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 November 18, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 33% on flights from Louisiana to London by exploring options for tickets in the morning.

What is the cheapest day to fly from Louisiana to London?

Use this chart to determine the cheapest time to fly round-trip from Louisiana to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Louisiana to London flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Related info for your journey

Find useful and relevant information for your journey from Louisiana to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Louisiana to London?

    Lufthansa, Delta, and Virgin Atlantic can get you from Louisiana to London in just under 11h 21m. Your travel time can differ by up to 8h 10m. 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?

    $326 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on TAP AIR PORTUGAL and Scandinavian Airlines, with prices starting from $373 and $392, 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 (87%), Aer Lingus (87%) or Finnair (87%) 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 $1,877, our data shows the cheapest flight currently is $441. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $634 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, October is the cheapest month in which you can book a flight from Louisiana to London (average of $110). Flying from Louisiana to London in June is currently the most expensive (average of $881). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone
Eastbourne
Sutton

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Alternative routes for Louisiana to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Louisiana to London

Discover the top 7 airlines that operate flights from Louisiana to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$915FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$698FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$568Average$933FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$587Average$878FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$593Average$857FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$967FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$778FlexibilityNo cancel feeOn-time72%

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