HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$217+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
Mar 30 — Apr 61
Mon 3/30
Mon 4/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisiana to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/27. 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.
Thu 3/264:49 pm
MSY
-
LGW
1 stop12h 11m
Multiple Airlines
Wed 4/82:00 pm
LGW
-
MSY
1 stop23h 46m
Multiple Airlines
Deal found 2/27$569
This Kiwi.com deal was found by Cheapflights users on 2/27. 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 3/318:01 pm
MSY
-
LGW
1 stop31h 59m
Multiple Airlines
Tue 4/72:00 pm
LGW
-
MSY
2 stops38h 44m
Multiple Airlines
Deal found 2/27$592
This United Airlines deal was found by Cheapflights users on 2/26. 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 10/271:00 pm
MSY
-
LHR
3 stops37h 10m
United Airlines
Fri 10/306:50 am
LHR
-
MSY
2 stops20h 31m
United Airlines
Deal found 2/26$641
This FlightHub deal was found by Cheapflights users on 2/24. 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.
Wed 3/1810:45 am
MSY
-
LHR
1 stop15h 10m
JetBlue
Sun 3/2212:20 pm
LHR
-
MSY
1 stop34h 13m
JetBlue
Deal found 2/24$664
This Kiwi.com deal was found by Cheapflights users on 2/25. 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.
Sat 5/911:06 am
MSY
-
LGW
1 stop16h 54m
Multiple Airlines
Tue 6/22:00 pm
LGW
-
MSY
1 stop24h 55m
Multiple Airlines
Deal found 2/25$682
This BusinessClass deal was found by Cheapflights users on 2/25. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:29 pm
SHV
-
LHR
1 stop13h 56m
British Airways
Mon 9/216:10 pm
LHR
-
SHV
2 stops29h 40m
British Airways
Deal found 2/25$684
This Norse deal was found by Cheapflights users on 2/25. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:01 pm
MSY
-
LGW
1 stop31h 59m
Multiple Airlines
Fri 5/292:00 pm
LGW
-
MSY
1 stop26h 00m
Multiple Airlines
Deal found 2/25$691
This Delta deal was found by Cheapflights users on 2/24. 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 3/249:48 am
MSY
-
LHR
1 stop17h 02m
Delta
Tue 3/319:55 am
LHR
-
MSY
2 stops16h 20m
Delta
Deal found 2/24$696
This Expedia deal was found by Cheapflights users on 2/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:25 pm
MSY
-
LHR
1 stop14h 40m
KLM
Mon 4/208:55 pm
LHR
-
MSY
2 stops32h 40m
KLM
Deal found 2/27$699
This Cheapflightsfares deal was found by Cheapflights users on 2/24. 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.
Wed 9/29:50 pm
MSY
-
LHR
Nonstop8h 50m
British Airways
Wed 9/94:00 pm
LHR
-
MSY
Nonstop10h 00m
British Airways
Deal found 2/24$704
This FlightHub deal was found by Cheapflights users on 2/27. 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 9/1412:45 pm
SHV
-
LHR
2 stops38h 35m
Scandinavian Airlines
Sat 9/196:40 am
LHR
-
SHV
2 stops22h 49m
Scandinavian Airlines
Deal found 2/27$706
This Expedia deal was found by Cheapflights users on 2/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:21 pm
MSY
-
LHR
1 stop15h 04m
Iberia
Tue 4/288:00 pm
LHR
-
MSY
2 stops33h 22m
Iberia
Deal found 2/25$707

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 February 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$569
(Kiwi.com)

One-way from

$217
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$779

Good round-trip deal

$790 or less

Good one-way deal

$442 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. 20% potential increase in price ($223 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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

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 February 28, 2026.
Use the filters below to find and compare flights from Louisiana to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Tue 5/12

8:01 pm-10:00 am

1 stop31h 59m

London Gatwick

Fri 5/29

2:00 pm-10:00 am

1 stop26h 00m

$691

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 3/21

7:00 am-7:10 am

2 stops43h 10m

London Heathrow

Tue 4/14

6:50 am-7:44 pm

2 stops18h 54m

$709

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 5/13

10:19 am-6:20 am

1 stop14h 01m

London Heathrow

Tue 5/19

6:30 am-6:01 pm

2 stops17h 31m

$711

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 3/24

8:45 am-9:00 am

1 stop19h 15m

London Heathrow

Wed 4/1

11:45 am-10:44 pm

2 stops16h 59m

$711

MonroeLondon

MLU - LHR

MLULHR

Monroe Huenefeld

Wed 4/22

1:04 pm-6:25 am

1 stop11h 21m

London Heathrow

Wed 4/29

9:55 am-10:22 pm

2 stops18h 27m

$711

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Thu 4/23

8:01 pm-10:00 am

1 stop31h 59m

London Gatwick

Mon 4/27

2:00 pm-10:00 am

1 stop26h 00m

$714

MonroeLondon

MLU - LHR

MLULHR

Monroe Huenefeld

Wed 4/22

1:04 pm-11:20 am

2 stops16h 16m

London Heathrow

Wed 4/29

11:30 am-10:22 pm

2 stops16h 52m

$722

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 3/24

12:34 pm-9:20 am

2 stops15h 46m

London Heathrow

Thu 4/2

8:40 am-7:59 pm

2 stops17h 19m

$725

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 4/14

11:13 am-7:10 am

1 stop13h 57m

London Heathrow

Tue 4/21

11:30 am-11:35 pm

2 stops18h 05m

$728

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 3/24

6:26 pm-11:40 am

1 stop12h 14m

London Heathrow

Thu 4/2

8:55 am-10:00 pm

1 stop19h 05m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 February 28, 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?

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?

    United Airlines, Delta, and Scandinavian Airlines can get you from Louisiana to London in just under 11h 21m. Your travel time can differ by up to 31h 49m. Airlines will cover a distance of 4561 mi. This flight may include one or multiple stops.

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

    $324 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 British Airways, with prices starting from $361 and $441, 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 (77%), Aer Lingus (77%) or Finnair (77%) 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 $1,920, our data shows the cheapest flight currently is $322. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $704 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
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Kingston upon Thames
Eastbourne
Sutton
Slough

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 February 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$909FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$741FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$446Average$791FlexibilityNo cancel feeOn-time69%
IberiaCheapest$568Average$986FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$583Average$896FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$641Average$1,101FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$720Average$800FlexibilityNo cancel feeOn-time72%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights