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$421+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to New Orleans Louis Armstrong are usually found in January or March, booked 47 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$721
(The Travel House)

One-way from

$421
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$917

Good round-trip deal

$1,041 or less

Good one-way deal

$960 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
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Highest demand for flights based on searches. 7% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from London Heathrow to New Orleans Louis Armstrong.
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Price to beat on a one-way flight from London Heathrow to New Orleans Louis Armstrong.
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Find 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 April 29, 2025.

This The Travel House deal was found by Cheapflights users on 4/27. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/268:25 amLHR - MSY
1 stop33h 26mIcelandair
Sat 5/317:33 pmMSY - LHR
1 stop28h 57mIcelandair
Deal found 4/27$721
This Trip.com deal was found by Cheapflights users on 4/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2512:00 pmLHR - MSY
1 stop32h 56mMultiple Airlines
Sun 6/17:57 amMSY - LHR
1 stop21h 28mMultiple Airlines
Deal found 4/27$729
This Expedia deal was found by Cheapflights users on 4/27. 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.
Thu 9/119:30 amLHR - MSY
2 stops15h 43mLufthansa
Thu 9/182:20 pmMSY - LHR
1 stop12h 00mLufthansa
Deal found 4/27$730
This JetBlue deal was found by Cheapflights users on 4/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/218:15 amLHR - MSY
1 stop14h 44mJetBlue
Wed 5/2812:36 pmMSY - LHR
1 stop11h 54mJetBlue
Deal found 4/28$733
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Sat 5/108:30 amLHR - MSY
2 stops17h 08mUnited Airlines
Sat 5/178:00 amMSY - LHR
2 stops16h 45mUnited Airlines
Deal found 4/26$749
This The Travel House deal was found by Cheapflights users on 4/27. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/221:40 pmLHR - MSY
1 stop15h 57mIberia
Wed 10/19:50 pmMSY - LHR
Nonstop8h 50mIberia
Deal found 4/27$781
This Air Canada deal was found by Cheapflights users on 4/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:40 pmLHR - MSY
1 stop23h 23mAir Canada
Sun 5/1111:55 amMSY - LHR
1 stop15h 40mAir Canada
Deal found 4/27$785
This TravelUp deal was found by Cheapflights users on 4/27. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/114:05 pmLHR - MSY
Nonstop9h 55mBritish Airways
Thu 9/182:31 pmMSY - LHR
1 stop12h 34mBritish Airways
Deal found 4/27$794
This Delta deal was found by Cheapflights users on 4/28. 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 9/36:30 amLHR - MSY
2 stops18h 17mDelta
Thu 12/1811:25 amMSY - LHR
2 stops13h 30mDelta
Deal found 4/28$831
This Austrian Airlines deal was found by Cheapflights users on 4/28. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:00 amLHR - MSY
2 stops19h 38mAustrian Airlines
Fri 5/308:55 amMSY - LHR
1 stop15h 50mAustrian Airlines
Deal found 4/28$834
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:40 amLHR - MSY
2 stops21h 26mScandinavian Airlines
Thu 6/1211:34 amMSY - LHR
2 stops22h 26mScandinavian Airlines
Deal found 4/28$958

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 April 29, 2025.
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

Mon 5/26

8:25 am-11:51 am

1 stop33h 26m

New Orleans Louis Armstrong

Sat 5/31

7:33 pm-6:30 am

1 stop28h 57m

$721

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sun 5/25

12:00 pm-2:56 pm

1 stop32h 56m

New Orleans Louis Armstrong

Sun 6/1

7:57 am-11:25 am

1 stop21h 28m

$729

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 9/11

9:30 am-7:13 pm

2 stops15h 43m

New Orleans Louis Armstrong

Thu 9/18

2:20 pm-8:20 am

1 stop12h 00m

$730

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 5/21

8:15 am-4:59 pm

1 stop14h 44m

New Orleans Louis Armstrong

Wed 5/28

12:36 pm-6:30 am

1 stop11h 54m

$733

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sun 5/11

7:25 am-1:49 pm

2 stops36h 24m

New Orleans Louis Armstrong

Sun 5/18

7:26 pm-11:35 am

1 stop34h 09m

$746

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 9/22

1:40 pm-11:37 pm

1 stop15h 57m

New Orleans Louis Armstrong

Wed 10/1

9:50 pm-12:40 pm

Nonstop8h 50m

$781

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 9/11

4:05 pm-8:00 pm

Nonstop9h 55m

New Orleans Louis Armstrong

Thu 9/18

2:31 pm-9:05 am

1 stop12h 34m

$794

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 9/3

6:30 am-3:22 pm

2 stops14h 52m

New Orleans Louis Armstrong

Thu 12/18

11:10 am-6:55 am

1 stop13h 45m

$831

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 5/16

6:00 am-7:38 pm

2 stops19h 38m

New Orleans Louis Armstrong

Fri 5/30

8:55 am-6:45 am

1 stop15h 50m

$834

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 5/15

5:40 pm-11:03 am

1 stop23h 23m

New Orleans Louis Armstrong

Thu 5/29

2:20 pm-11:50 am

2 stops15h 30m

$866

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 26 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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on London Heathrow Airport-New Orleans flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 April 25, 2025.

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 47 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to New Orleans (average of $256). Flying from London Heathrow Airport to New Orleans in April is currently the most expensive (average of $343). 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 April 29, 2025.

When flying from London Heathrow Airport to New Orleans, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 7% versus a flight at noon.

Rainfall in New Orleans by month

Plan your trip to New Orleans by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New Orleans ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit New Orleans when rainfall is around 3.3 in.

Temperature in New Orleans by month

Plan your trip to New Orleans by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New Orleans, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 April 29, 2025.
To help decide which airline to fly from London to New Orleans, see what other customers have to say about Delta, Finnair and Austrian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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. 2 airlines 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 3 inbound flights from London Heathrow per day.

  • What are the cheapest airlines flying from London Heathrow Airport to New Orleans round-trip?

    Currently priced at $721, Icelandair will fly you from London Heathrow Airport to New Orleans and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and JetBlue - these airlines can fly you to your destination from $730 and $733, respectively. Icelandair is 21% 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 Aer Lingus. According to our data, you can fly for as low as $669. Users have also found prices from $755 and $790 on JetBlue 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 (73%), Aer Lingus (73%), Finnair (73%).

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

    On average you can expect to pay $1,277 for a flight from London Heathrow Airport to New Orleans. The cheapest flight overall is $807 while the most popular route, (London Heathrow - New Orleans Louis Armstrong) is currently priced at $657.

  • 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to New Orleans (average of $256). Flying from London Heathrow Airport to New Orleans in April is currently the most expensive (average of $343). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Metairie
Kenner
Slidell
Houma
Gretna
Thibodaux
Gonzales

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Top 2 airlines flying from Heathrow to New Orleans

Discover the top 2 airlines 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$706Average$947FlexibilityNo cancel feeOn-time70%
IberiaCheapest$877Average$1,405FlexibilityNo cancel feeOn-time77%

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