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$258+ Cheap flights from New Orleans (MSY) to Heathrow (LHR)

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to London Heathrow are usually found in October or September, booked 12 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find flight deals from New Orleans to Heathrow

Cheapest flights from New Orleans to Heathrow
Explore the most affordable flight options available from New Orleans to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:29 amMSY - LHR
2 stops20h 21mMultiple Airlines
Thu 11/1312:15 pmLHR - MSY
2 stops25h 19mMultiple Airlines
Deal found 10/27$639
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:07 pmMSY - LHR
1 stop12h 48mJetBlue
Thu 12/119:20 amLHR - MSY
1 stop13h 56mJetBlue
Deal found 10/25$644
This lastminute.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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:20 pmMSY - LHR
1 stop30h 35mJetBlue
Mon 12/158:05 amLHR - MSY
1 stop17h 35mJetBlue
Deal found 10/25$648
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:00 amMSY - LHR
2 stops18h 10mMultiple Airlines
Tue 12/96:35 amLHR - MSY
2 stops21h 46mMultiple Airlines
Deal found 10/26$664
This World Air Fares 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:35 pmMSY - LHR
1 stop13h 05mLufthansa
Wed 12/171:35 pmLHR - MSY
1 stop14h 46mLufthansa
Deal found 10/26$666
This Priceline deal was found by Cheapflights users on 10/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:00 amMSY - LHR
2 stops18h 10mMultiple Airlines
Tue 12/168:45 amLHR - MSY
2 stops19h 36mMultiple Airlines
Deal found 10/24$673
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.
Tue 12/23:27 pmMSY - LHR
1 stop14h 13mVirgin Atlantic
Tue 12/96:30 amLHR - MSY
2 stops16h 02mVirgin Atlantic
Deal found 10/26$675
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:15 amMSY - LHR
2 stops18h 55mAir Canada
Tue 12/91:25 pmLHR - MSY
2 stops31h 25mAir Canada
Deal found 10/25$680
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:35 pmMSY - LHR
1 stop13h 50mUnited Airlines
Mon 12/811:05 amLHR - MSY
2 stops37h 44mUnited Airlines
Deal found 10/25$687
This JetBlue deal was found by Cheapflights users on 10/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/279:42 amMSY - LHR
1 stop17h 48mJetBlue
Wed 12/37:25 amLHR - MSY
1 stop17h 40mJetBlue
Deal found 10/27$689
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:05 pmMSY - LHR
1 stop30h 25mMultiple Airlines
Mon 11/247:25 pmLHR - MSY
2 stops30h 13mMultiple Airlines
Deal found 10/26$690

Cheap flight deals from New Orleans to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to Heathrow (LHR). 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$609
(Mytrip)

One-way from

$258
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$701

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 Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-London Heathrow flights.
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From New Orleans Louis Armstrong to London Heathrow
Search Deals
One-way flight from New Orleans Louis Armstrong to London Heathrow
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 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 New Orleans Louis Armstrong to London Heathrow.
Search Deals
Price to beat on a one-way flight from New Orleans Louis Armstrong to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Orleans to Heathrow 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 27, 2025.
Use the filters below to find and compare flights from New Orleans to London Heathrow Airport that are best for you.

Fly from

New Orleans

Fly to

Heathrow

Route

Depart

Return

Price

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 12/2

3:27 pm-11:40 am

1 stop14h 13m

London Heathrow

Tue 12/9

6:30 am-4:32 pm

2 stops16h 02m

$675

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 2/17

9:00 am-7:55 am

1 stop16h 55m

London Heathrow

Tue 2/24

6:50 am-6:06 pm

2 stops17h 16m

$682

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 2/8

6:10 am-7:50 am

1 stop19h 40m

London Heathrow

Thu 2/19

6:30 am-4:21 pm

2 stops15h 51m

$683

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 2/17

1:05 pm-6:25 am

1 stop11h 20m

London Heathrow

Tue 2/24

6:30 am-4:21 pm

2 stops15h 51m

$683

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 2/9

11:31 am-8:05 am

2 stops14h 34m

London Heathrow

Thu 2/19

6:30 am-4:21 pm

2 stops15h 51m

$687

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Fri 12/5

12:45 pm-6:55 am

1 stop12h 10m

London Heathrow

Mon 12/8

8:05 am-7:05 pm

1 stop17h 00m

$689

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 12/4

11:35 am-9:30 am

1 stop15h 55m

London Heathrow

Wed 12/10

7:25 am-7:05 pm

1 stop17h 40m

$689

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 12/4

11:35 am-9:30 am

1 stop15h 55m

London Heathrow

Tue 12/9

7:25 am-7:05 pm

1 stop17h 40m

$689

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 12/11

12:45 pm-6:55 am

1 stop12h 10m

London Heathrow

Mon 12/15

8:05 am-7:40 pm

1 stop17h 35m

$689

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 12/4

12:45 pm-6:55 am

1 stop12h 10m

London Heathrow

Mon 12/8

8:05 am-7:05 pm

1 stop17h 00m

$689

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 19 results
1
2

Compare providers for flights from New Orleans to Heathrow

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 New Orleans to Heathrow in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice 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 New Orleans-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Orleans-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New Orleans-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Orleans-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams 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 New Orleans-London Heathrow Airport 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 New Orleans to Heathrow

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

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

Use this chart to determine the optimal time to book a round-trip flight from New Orleans to Heathrow. Price data was last updated on October 24, 2025.

The price you pay for your flight from New Orleans to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of $110). Flying from New Orleans to London Heathrow Airport 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 MSY to LHR?

Find hourly flight availability from New Orleans to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

It’s optimal to fly from New Orleans to London Heathrow Airport in the morning. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from New Orleans to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from New Orleans to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New Orleans to London Heathrow Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday at noon 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 New Orleans to London Heathrow Airport?

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your New Orleans to London Heathrow Airport trip
Airports
MSY

Average TSA wait times at MSY are around 15 minutes, thanks to efficient processes and lower passenger volumes.

Read more about MSYby Brandon Schultz
LHR

Take the Heathrow Express for the fastest route to central London, arriving at Paddington Station.

Read more about LHRby Ramsey Qubein
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on MSY

Brandon Schultz

Brandon Schultz

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

Ramsey Qubein

Ramsey Qubein

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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated October 27, 2025.
Read through reviews of airlines operating flights from New Orleans to London Heathrow Airport, such as Delta, American Airlines, and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
JetBlue
7.2
Good
2,906 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Iberia
7.0
Good
3,001 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,476 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Heathrow. 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 from for flights from New Orleans to London Heathrow?

    Located just 11.4 mi from the city center, New Orleans Louis Armstrong is the airport most travelers will use when flying to London Heathrow from New Orleans. Booking flights from Louis Armstrong (MSY) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 7 different airlines.

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

    A quick flight from New Orleans to London Heathrow Airport can take about 14h 13m. Virgin Atlantic provides one of the quickest options available for as low as $675. There are 4617 mi between New Orleans and London Heathrow Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from New Orleans to London Heathrow Airport is JetBlue. Our recent data shows that you can find tickets from as low as $81 on this airline. Additional options worth looking into are Delta and Iberia, starting at $182 and $568 round-trip. JetBlue is 90% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight to London Heathrow Airport from New Orleans, check out the most reliable airlines to get you to your destination on time: American Airlines (81%), Aer Lingus (81%), Finnair( 81%).

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

    Looking at all options, your cheapest flight can be booked for $441. While the most popular route (New Orleans Louis Armstrong - London Heathrow) can be booked for $648 on average, our data indicates $1,879 when flying from New Orleans to London Heathrow Airport.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of $110). Flying from New Orleans to London Heathrow Airport 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from New Orleans to Heathrow

Discover the top 7 airlines that operate flights from New Orleans to Heathrow. 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 27, 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$872FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$995FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$778FlexibilityNo cancel feeOn-time72%

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