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$261+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Cheap 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 December 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:14 pmMSY - LHR
1 stop11h 16mLufthansa
Fri 1/99:10 amLHR - MSY
1 stop16h 04mLufthansa
Deal found 12/1$543
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:42 pmMSY - LHR
1 stop12h 33mMultiple Airlines
Fri 1/912:05 pmLHR - MSY
1 stop13h 40mMultiple Airlines
Deal found 12/1$546
This lol.travel deal was found by Cheapflights users on 12/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:30 pmMSY - LHR
1 stop11h 25mMultiple Airlines
Tue 1/1312:05 pmLHR - MSY
1 stop13h 40mMultiple Airlines
Deal found 12/1$579
This United Airlines deal was found by Cheapflights users on 12/1. 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 12/312:14 pmMSY - LHR
2 stops15h 01mUnited Airlines
Tue 1/1310:00 amLHR - MSY
1 stop13h 46mUnited Airlines
Deal found 12/1$588
This FlightHub deal was found by Cheapflights users on 12/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:10 amSHV - LHR
1 stop17h 50mBritish Airways
Mon 12/155:25 pmLHR - SHV
2 stops28h 37mBritish Airways
Deal found 12/1$590
This Delta deal was found by Cheapflights users on 12/1. 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 12/3110:14 amMSY - LHR
2 stops16h 31mDelta
Tue 1/136:20 amLHR - MSY
2 stops18h 37mDelta
Deal found 12/1$595
This Delta deal was found by Cheapflights users on 12/1. 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 12/318:00 amMSY - LHR
2 stops16h 50mDelta
Fri 1/91:05 pmLHR - MSY
2 stops16h 25mDelta
Deal found 12/1$601
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Mon 12/82:15 pmMSY - LHR
1 stop14h 00mUnited Airlines
Mon 12/151:25 pmLHR - MSY
2 stops38h 56mUnited Airlines
Deal found 12/1$628
This Cheapflightsfares deal was found by Cheapflights users on 12/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:15 pmMSY - LHR
1 stop11h 15mLufthansa
Mon 12/151:35 pmLHR - MSY
1 stop14h 46mLufthansa
Deal found 12/1$633
This Gotogate deal was found by Cheapflights users on 12/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:05 amMSY - LHR
2 stops16h 05mMultiple Airlines
Thu 12/187:40 amLHR - MSY
1 stop20h 49mMultiple Airlines
Deal found 12/1$642
This Air Canada deal was found by Cheapflights users on 12/1. 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 12/307:20 pmMSY - LHR
2 stops34h 00mAir Canada
Fri 1/91:25 pmLHR - MSY
2 stops27h 15mAir Canada
Deal found 12/1$644
This Delta deal was found by Cheapflights users on 12/1. 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 12/305:15 amMSY - LHR
1 stop19h 10mDelta
Sat 1/1010:45 amLHR - MSY
1 stop13h 07mDelta
Deal found 12/1$647

Find flight deals from Louisiana to London

Keep the following information in mind while searching for Louisiana to London flight deals. Data was last updated December 2, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$490
(Norse)

One-way from

$261
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$988

Good round-trip deal

$741 or less

Good one-way deal

$468 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)
Search Deals
One-way flight from Louisiana to London (LON)
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($209 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 2, 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

Mon 1/19

7:00 am-10:00 am

1 stop21h 00m

London Gatwick

Mon 1/26

2:00 pm-7:41 pm

1 stop35h 41m

$490

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Thu 1/8

7:00 am-8:40 pm

3 stops31h 40m

London Gatwick

Thu 1/22

2:00 pm-10:58 pm

1 stop14h 58m

$571

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 1/14

2:29 pm-11:40 am

1 stop15h 11m

London Heathrow

Wed 1/21

12:55 pm-6:04 pm

2 stops35h 09m

$586

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 1/14

6:29 pm-12:15 pm

1 stop11h 46m

London Heathrow

Wed 1/21

4:30 pm-10:11 pm

2 stops35h 41m

$589

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 4/8

6:22 pm-2:25 pm

1 stop14h 03m

London Heathrow

Thu 4/16

6:10 am-10:10 pm

2 stops22h 00m

$593

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 2/3

7:55 pm-8:10 pm

1 stop18h 15m

London Heathrow

Tue 2/17

6:20 am-6:21 pm

2 stops18h 01m

$598

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 2/9

7:30 am-6:25 am

1 stop16h 55m

London Heathrow

Thu 2/19

11:30 am-11:14 pm

2 stops17h 44m

$598

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 2/8

11:13 am-11:40 am

1 stop18h 27m

London Heathrow

Thu 2/19

11:30 am-11:14 pm

2 stops17h 44m

$598

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Tue 1/13

2:50 pm-8:35 am

1 stop11h 45m

London Heathrow

Sun 1/18

6:05 am-10:57 pm

2 stops22h 52m

$602

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Tue 1/13

4:10 pm-10:15 am

1 stop12h 05m

London Heathrow

Sun 1/18

10:00 am-5:42 pm

1 stop13h 42m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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 December 2, 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.

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?

    British Airways, Delta, and Lufthansa can get you from Louisiana to London in just under 12h 05m. Your travel time can differ by up to 6h 10m. Airlines will cover a distance of 4676 mi. This flight may include one or multiple stops.

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

    $311 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Iberia and American Airlines, with prices starting from $361 and $420, 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 City when deciding on the best route from Louisiana to London.

  • What are the most reliable airlines from Louisiana to London?

    Consider American Airlines (84%), Aer Lingus (84%) or Finnair (84%) 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 $1,880, our data shows the cheapest flight currently is $349. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $554 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
Ilford
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Hayes
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Borehamwood
Aylesbury
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Kingston upon Thames
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 December 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$909FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$741FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$446Average$872FlexibilityNo cancel feeOn-time69%
IberiaCheapest$568Average$947FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$591Average$859FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$958FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$782FlexibilityNo cancel feeOn-time72%

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