HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$175+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
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.

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 October 28, 2025.

This Norse deal was found by Cheapflights users on 10/26. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:20 amMSY - LGW
1 stop22h 40mMultiple Airlines
Sat 12/62:00 pmLGW - MSY
1 stop14h 50mMultiple Airlines
Deal found 10/26$515
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Thu 12/45:20 amMSY - LGW
1 stop22h 40mMultiple Airlines
Sat 12/62:00 pmLGW - MSY
1 stop29h 07mMultiple Airlines
Deal found 10/25$557
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 12/55:20 amMSY - LGW
1 stop22h 40mMultiple Airlines
Mon 12/82:00 pmLGW - MSY
1 stop14h 50mMultiple Airlines
Deal found 10/25$576
This Delta deal was found by Cheapflights users on 10/28. 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 11/410:22 amBTR - LHR
1 stop14h 03mDelta
Wed 11/199:00 amLHR - BTR
2 stops18h 52mDelta
Deal found 10/28$591
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:21 pmBTR - LHR
1 stop15h 19mDelta
Tue 12/168:55 amLHR - BTR
2 stops18h 58mDelta
Deal found 10/26$592
This Delta deal was found by Cheapflights users on 10/28. 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 amLFT - LHR
1 stop18h 25mDelta
Wed 1/148:55 amLHR - LFT
2 stops18h 15mDelta
Deal found 10/28$592
This Air France deal was found by Cheapflights users on 10/28. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:40 pmBTR - LHR
1 stop14h 00mKLM
Wed 11/198:55 amLHR - BTR
1 stop17h 02mKLM
Deal found 10/28$599
This KLM deal was found by Cheapflights users on 10/28. 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 12/311:30 pmLFT - LHR
1 stop12h 20mKLM
Wed 1/1412:30 pmLHR - LFT
1 stop14h 40mKLM
Deal found 10/28$599
This Virgin Atlantic deal was found by Cheapflights users on 10/26. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:54 amSHV - LHR
1 stop18h 46mVirgin Atlantic
Wed 12/171:05 pmLHR - SHV
2 stops16h 23mVirgin Atlantic
Deal found 10/26$604
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Thu 12/45:20 amMSY - LGW
1 stop22h 40mMultiple Airlines
Mon 12/82:00 pmLGW - MSY
1 stop14h 50mMultiple Airlines
Deal found 10/25$614
This Norse deal was found by Cheapflights users on 10/28. 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.
Fri 11/288:54 amMSY - LGW
1 stop19h 06mMultiple Airlines
Mon 12/82:00 pmLGW - MSY
1 stop14h 50mMultiple Airlines
Deal found 10/28$615
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:29 amMSY - LGW
3 stops20h 26mMultiple Airlines
Fri 11/142:00 pmLGW - MSY
1 stop22h 52mMultiple Airlines
Deal found 10/28$617

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 October 28, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$515
(Norse)

One-way from

$175
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$706

Good round-trip deal

$702 or less

Good one-way deal

$458 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. 21% potential increase in price ($233 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 28, 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 12/5

5:20 am-10:00 am

1 stop22h 40m

London Gatwick

Sat 12/6

2:00 pm-10:50 pm

1 stop14h 50m

$515

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Fri 1/16

5:56 pm-10:05 am

2 stops34h 09m

London Gatwick

Thu 1/22

2:00 pm-6:25 pm

1 stop34h 25m

$582

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 12/9

2:21 pm-11:40 am

1 stop15h 19m

London Heathrow

Tue 12/16

8:55 am-9:53 pm

2 stops18h 58m

$592

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 12/31

1:30 pm-10:15 am

2 stops14h 45m

London Heathrow

Wed 1/14

9:00 am-9:10 pm

2 stops18h 10m

$596

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 12/9

2:21 pm-7:50 am

1 stop11h 29m

London Heathrow

Tue 12/16

12:30 pm-7:57 pm

1 stop13h 27m

$599

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 12/31

1:30 pm-7:50 am

1 stop12h 20m

London Heathrow

Wed 1/14

12:30 pm-9:10 pm

1 stop14h 40m

$599

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 12/10

12:41 pm-10:15 am

2 stops15h 34m

London Heathrow

Wed 12/17

1:05 pm-11:28 pm

2 stops16h 23m

$604

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Fri 2/6

12:00 pm-9:20 am

2 stops39h 20m

London Heathrow

Mon 2/9

6:40 am-10:13 pm

2 stops21h 33m

$613

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Fri 11/28

8:54 am-10:00 am

1 stop19h 06m

London Gatwick

Mon 12/8

2:00 pm-10:50 pm

1 stop14h 50m

$615

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Thu 11/27

10:12 am-7:45 am

2 stops39h 33m

London Gatwick

Sat 12/6

2:00 pm-1:07 pm

1 stop29h 07m

$619

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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 $885). 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 October 28, 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?

    Delta, KLM, and Virgin Atlantic can get you from Louisiana to London in just under 11h 29m. Your travel time can differ by up to 4h 05m. Airlines will cover a distance of 4625 mi. This flight may include one or multiple stops.

  • 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 (81%), Aer Lingus (81%) or Finnair (81%) 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 $1,879, 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 $639 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 $885). 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

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.

Alternative routes for Louisiana to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
Dulles Intl to Heathrow flights
Boston to Heathrow flights
John F Kennedy Intl to London City flights
Newark to Gatwick flights
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
John F Kennedy Intl to Stansted flights
Baltimore to Heathrow flights
Newark to London City flights
O'Hare Intl to Heathrow flights
Dallas/Fort Worth to Heathrow flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Luton flights
Seattle to Heathrow flights
Newark to Luton flights
Newark to Stansted flights
Atlanta to Heathrow flights
Boston to Gatwick flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Boston to London City flights
Miami to Heathrow flights
Dulles Intl to London City flights
Orlando to Heathrow flights
Los Angeles to Gatwick flights
Philadelphia to Heathrow flights
Hobby to Heathrow flights
Baltimore to Gatwick flights
Los Angeles to London City flights
Denver to Heathrow flights
San Francisco to Gatwick flights
Boston to Stansted flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Dallas/Fort Worth to Gatwick flights
Reagan-National to Gatwick flights
LaGuardia to London City flights
George Bush Intcntl to Heathrow flights
Tampa to Heathrow flights
Newark to Edinburgh flights
Detroit to Heathrow flights
Sky Harbor Intl to Heathrow flights
Minneapolis to Heathrow flights
Boston to Luton flights
San Francisco to London City flights
Dulles Intl to Stansted flights

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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$890FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$698FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$568Average$951FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$587Average$872FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$594Average$858FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$969FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$778FlexibilityNo 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.