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$372+ Cheap flights from Heathrow (LHR) to New Orleans (MSY)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to New Orleans Louis Armstrong are usually found in September or January, booked 33 days in advance, depart on a Monday or Thursday and return on a Tuesday

Cheap flight deals from Heathrow to New Orleans

Cheapest flights from Heathrow to New Orleans
Explore the most affordable flight options available from Heathrow to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:25 am
LHR
-
MSY
2 stops18h 19m
Lufthansa
Mon 5/1812:01 pm
MSY
-
LHR
1 stop13h 39m
Lufthansa
Deal found 1/26$702
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/37:30 am
LHR
-
MSY
2 stops18h 19m
United Airlines
Sun 3/87:00 am
MSY
-
LHR
1 stop19h 30m
United Airlines
Deal found 1/26$703
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:50 am
LHR
-
MSY
2 stops18h 55m
United Airlines
Mon 2/911:55 am
MSY
-
LHR
1 stop13h 35m
United Airlines
Deal found 1/25$705
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/124:20 pm
LHR
-
MSY
1 stop32h 28m
Austrian Airlines
Thu 3/2612:30 pm
MSY
-
LHR
1 stop14h 55m
Austrian Airlines
Deal found 1/26$706
This ChecknFly deal was found by Cheapflights users on 1/26. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:00 pm
LHR
-
MSY
2 stops33h 30m
Finnair
Tue 3/2411:19 am
MSY
-
LHR
2 stops14h 41m
Finnair
Deal found 1/26$707
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Tue 3/1012:05 pm
LHR
-
MSY
1 stop12h 43m
Austrian Airlines
Tue 3/1712:30 pm
MSY
-
LHR
1 stop12h 50m
Austrian Airlines
Deal found 1/25$708
This TravelUp deal was found by Cheapflights users on 1/26. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/178:20 am
LHR
-
MSY
1 stop13h 39m
British Airways
Tue 3/37:55 pm
MSY
-
LHR
Nonstop8h 40m
British Airways
Deal found 1/26$709
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/169:00 am
LHR
-
MSY
2 stops44h 58m
Air Canada
Wed 2/256:00 am
MSY
-
LHR
2 stops32h 35m
Air Canada
Deal found 1/25$710
This ChecknFly deal was found by Cheapflights users on 1/23. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/310:05 am
LHR
-
MSY
2 stops18h 54m
Finnair
Tue 2/102:57 pm
MSY
-
LHR
1 stop11h 18m
Finnair
Deal found 1/23$711
This Cheapflightsfares deal was found by Cheapflights users on 1/24. 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.
Fri 2/204:00 pm
LHR
-
MSY
1 stop13h 59m
Lufthansa
Mon 2/2312:34 pm
MSY
-
LHR
1 stop11h 46m
Lufthansa
Deal found 1/24$712
This TravelUp deal was found by Cheapflights users on 1/25. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/241:45 pm
LHR
-
MSY
Nonstop10h 10m
British Airways
Tue 3/31:15 pm
MSY
-
LHR
1 stop13h 00m
British Airways
Deal found 1/25$713
This United Airlines deal was found by Cheapflights users on 1/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:30 am
LHR
-
MSY
2 stops17h 20m
United Airlines
Fri 4/241:00 pm
MSY
-
LHR
2 stops15h 40m
United Airlines
Deal found 1/24$714

Find flight deals from Heathrow to New Orleans

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to New Orleans (MSY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$702
(Cheapflightsfares)

One-way from

$372
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$800

Good round-trip deal

$799 or less

Good one-way deal

$629 or less
Provider with most accurate pricing for London Heathrow-New Orleans Louis Armstrong flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-New Orleans Louis Armstrong flights.
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From London Heathrow to New Orleans Louis Armstrong
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One-way flight from London Heathrow to New Orleans Louis Armstrong
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to New Orleans Louis Armstrong.
Search Deals
Price to beat on a one-way flight from London Heathrow to New Orleans Louis Armstrong.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to New Orleans 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 January 26, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to New Orleans that are best for you.

Fly from

Heathrow

Fly to

New Orleans

Route

Depart

Return

Price

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 2/6

6:50 am-7:45 pm

2 stops18h 55m

New Orleans Louis Armstrong

Mon 2/9

12:40 pm-11:15 am

2 stops16h 35m

$705

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 4/30

9:30 am-9:32 pm

2 stops18h 02m

New Orleans Louis Armstrong

Mon 5/4

7:00 am-7:40 am

1 stop18h 40m

$720

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 5/8

9:30 am-7:44 pm

2 stops16h 14m

New Orleans Louis Armstrong

Fri 5/15

3:54 pm-11:50 am

2 stops13h 56m

$723

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 3/12

8:30 am-10:31 pm

2 stops19h 01m

New Orleans Louis Armstrong

Thu 3/19

11:55 am-10:25 am

2 stops17h 30m

$726

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 3/17

1:45 pm-6:55 pm

Nonstop10h 10m

New Orleans Louis Armstrong

Tue 3/24

8:55 pm-10:35 am

Nonstop8h 40m

$728

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 2/7

10:00 am-5:46 pm

1 stop13h 46m

New Orleans Louis Armstrong

Sat 2/14

3:59 pm-10:15 am

1 stop12h 16m

$729

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 2/9

10:00 am-5:46 pm

1 stop13h 46m

New Orleans Louis Armstrong

Tue 2/17

2:13 pm-7:30 am

1 stop11h 17m

$729

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 2/20

12:05 pm-7:49 pm

1 stop13h 44m

New Orleans Louis Armstrong

Sat 2/28

2:05 pm-7:30 am

1 stop11h 25m

$729

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 3/14

1:35 pm-10:47 pm

1 stop14h 12m

New Orleans Louis Armstrong

Fri 3/20

10:36 am-5:55 am

1 stop14h 19m

$729

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 3/13

12:05 pm-9:19 pm

1 stop14h 14m

New Orleans Louis Armstrong

Sat 3/21

5:20 pm-10:15 am

1 stop11h 55m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 21 results
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Compare providers for flights from Heathrow to New Orleans

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to New Orleans in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-New Orleans flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-New Orleans flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-New Orleans flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-New Orleans flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-New Orleans flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Heathrow 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 London Heathrow Airport to New Orleans

How far ahead should I book a flight from London Heathrow Airport to New Orleans?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to New Orleans. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to New Orleans, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to New Orleans?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to New Orleans (average of $601). Flying from London Heathrow Airport to New Orleans in July is currently the most expensive (average of $742). 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 LHR to MSY?

Find hourly flight availability from Heathrow to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

When flying from London Heathrow Airport to New Orleans, 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 London Heathrow Airport to New Orleans?

The best insider tips for London Heathrow Airport to New Orleans flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to New Orleans trip
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on MSY

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing New Orleans

Get insights into the airlines that provide service to New Orleans. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Orleans. Reviews last updated January 26, 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to New Orleans, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,700 reviews

Food

6.4

Comfort

6.8

Crew

7.6

Boarding

6.9

Entertainment

6.4

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,700 reviews
British Airways
6.7
Okay
7,700 reviews

Food

6.4

Comfort

6.8

Crew

7.6

Boarding

6.9

Entertainment

6.4

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

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

  • What airport do you fly into for flights to New Orleans from London Heathrow?

    New Orleans Louis Armstrong (MSY), located 11.4 mi from the city center, is the airport you fly into when you book flights from London Heathrow to New Orleans. 1 airline have flights to Louis Armstrong from London Heathrow on a regular basis. Booking flights from London Heathrow to New Orleans Louis Armstrong should not be difficult; the airport handles an average of 1 inbound flight from London Heathrow per day.

  • How long is the flight from London Heathrow Airport to New Orleans?

    A quick flight from London Heathrow Airport to New Orleans can take about 18h 55m. United Airlines provides one of the quickest options available for as low as $705. The distance from London Heathrow Airport to New Orleans is about 4617 mi.

  • What is the cheapest airline to fly from London Heathrow Airport to New Orleans round-trip?

    Currently priced at $832, British Airways will fly you from London Heathrow Airport to New Orleans and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. British Airways is 6% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to New Orleans one-way?

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $500. Users have also found prices from $626 and $689 on Finnair and Lufthansa, respectively.

  • What are the most reliable airlines from London Heathrow Airport to New Orleans?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to New Orleans on time: American Airlines (76%), Aer Lingus (76%), Finnair (76%).

  • What are the cheapest flights from London Heathrow Airport to New Orleans?

    On average you can expect to pay $1,245 for a flight from London Heathrow Airport to New Orleans. The cheapest flight overall is $629 while the most popular route, (London Heathrow - New Orleans Louis Armstrong) is currently priced at $538.

  • Can I find deals for flights from Heathrow to New Orleans that include hotel bookings?

    Yes. In addition to deals on Heathrow to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to New Orleans?

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

  • Can I find deals for business class flights from Heathrow to New Orleans?

    Yes. Cheapflights offers flight deals from Heathrow to New Orleans 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 London Heathrow Airport to New Orleans?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to New Orleans (average of $601). Flying from London Heathrow Airport to New Orleans in July is currently the most expensive (average of $742). 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 New Orleans?

Book flights to New Orleans if you plan to visit one of these locations
Metairie
Kenner
Slidell
Houma
Gonzales
Covington
Gretna
Thibodaux
Hammond

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Top airline flying from Heathrow to New Orleans

Discover the top airline that operate flights from Heathrow to New Orleans. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$832Average$950FlexibilityNo cancel feeOn-time70%

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