Heathrow

$290+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
Jan 11 — Jan 181
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Find cheap flights from New Orleans to Heathrow 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

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3. Compare prices and book

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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 26 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 December 12, 2025.

This Priceline deal was found by Cheapflights users on 12/11. 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.
Fri 12/127:04 pmMSY - LHR
1 stop29h 51mJetBlue
Tue 12/167:25 amLHR - MSY
1 stop17h 40mJetBlue
Deal found 12/11$725
This Priceline deal was found by Cheapflights users on 12/10. 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.
Fri 12/127:04 pmMSY - LHR
1 stop29h 51mJetBlue
Thu 12/189:20 amLHR - MSY
1 stop35h 20mJetBlue
Deal found 12/10$864
This Expedia deal was found by Cheapflights users on 12/10. 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.
Sun 12/1411:37 amMSY - LHR
1 stop15h 53mJetBlue
Tue 12/1612:20 pmLHR - MSY
1 stop28h 30mJetBlue
Deal found 12/10$977
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:15 pmMSY - LHR
1 stop33h 15mJetBlue
Fri 1/169:20 amLHR - MSY
1 stop35h 11mJetBlue
Deal found 12/11$991
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:15 pmMSY - LHR
1 stop21h 25mJetBlue
Wed 1/77:25 amLHR - MSY
1 stop32h 40mJetBlue
Deal found 12/11$1,016
This Expedia deal was found by Cheapflights users on 12/10. 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 12/1111:37 amMSY - LHR
1 stop27h 08mJetBlue
Mon 12/159:20 amLHR - MSY
1 stop15h 27mJetBlue
Deal found 12/10$1,017
This Expedia deal was found by Cheapflights users on 12/11. 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 12/1512:43 pmMSY - LHR
1 stop12h 12mJetBlue
Thu 1/87:25 amLHR - MSY
1 stop32h 40mJetBlue
Deal found 12/11$1,090
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 12/312:30 pmMSY - LHR
1 stop11h 25mMultiple Airlines
Wed 1/74:00 pmLHR - MSY
1 stop13h 44mMultiple Airlines
Deal found 12/10$1,092
This Delta deal was found by Cheapflights users on 12/10. 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 12/313:43 pmMSY - LHR
1 stop11h 17mDelta
Wed 1/711:45 amLHR - MSY
2 stops17h 45mDelta
Deal found 12/10$1,113
This FlightHub deal was found by Cheapflights users on 12/10. 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 12/312:14 pmMSY - LHR
1 stop11h 16mLufthansa
Wed 1/77:30 amLHR - MSY
2 stops22h 14mLufthansa
Deal found 12/10$1,119

Find 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 December 12, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$700
(Expedia)

One-way from

$290
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$782

Good round-trip deal

$724 or less

Good one-way deal

$462 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-London Heathrow flight deals.
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-London Heathrow flights.
From New Orleans Louis Armstrong to London Heathrow
One-way flight from New Orleans Louis Armstrong to London Heathrow
Highest demand for flights based on searches. 19% potential increase in price ($212 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from New Orleans Louis Armstrong to London Heathrow.
Price to beat on a one-way flight from New Orleans Louis Armstrong to London Heathrow.

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 December 12, 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

Wed 2/4

9:17 am-10:50 am

2 stops19h 33m

London Heathrow

Sun 2/8

12:15 pm-8:21 am

3 stops26h 06m

$702

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Fri 1/23

9:17 am-7:30 pm

2 stops28h 13m

London Heathrow

Fri 1/30

12:15 pm-8:21 am

3 stops26h 06m

$714

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 1/5

5:15 pm-5:55 am

1 stop30h 40m

London Heathrow

Fri 1/16

10:00 am-10:58 pm

1 stop18h 58m

$715

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 1/8

12:00 pm-5:55 am

1 stop11h 55m

London Heathrow

Thu 1/15

8:30 am-7:45 pm

2 stops17h 15m

$717

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 2/5

6:05 am-9:05 am

3 stops21h 00m

London Heathrow

Mon 2/9

9:50 am-10:58 pm

3 stops19h 08m

$725

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 1/8

7:55 pm-10:35 am

Nonstop8h 40m

London Heathrow

Thu 1/15

1:45 pm-5:55 pm

Nonstop10h 10m

$729

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 2/4

3:44 pm-10:00 am

1 stop12h 16m

London Heathrow

Sun 2/8

7:30 am-9:07 pm

2 stops19h 37m

$731

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 1/25

2:13 pm-10:15 am

1 stop14h 02m

London Heathrow

Sun 2/1

11:10 am-11:44 pm

2 stops18h 34m

$732

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 2/4

2:26 pm-7:55 am

1 stop11h 29m

London Heathrow

Sun 2/8

9:30 am-9:51 pm

2 stops18h 21m

$733

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Fri 1/9

10:35 am-7:10 am

2 stops14h 35m

London Heathrow

Fri 1/16

8:30 am-10:29 pm

2 stops19h 59m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on New Orleans-London Heathrow Airport flight deals on Cheapflights vs. Justfly.com >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 Justfly.com the most. Justfly.com 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 December 5, 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 26 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 $879). 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 December 12, 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 16% 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

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 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.

LHR

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

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 December 12, 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.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 is 1 daily outbound flight 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 30h 40m. United Airlines provides one of the quickest options available for as low as $715. There are 4617 mi between New Orleans and London Heathrow Airport.

  • 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 United Airlines, starting at $182 and $446 round-trip. JetBlue is 90% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $311. However, be on the lookout for offers from Iberia and British Airways, as they are both options that can get you from New Orleans to London Heathrow Airport for a low price.

  • 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 (82%), Aer Lingus (82%), Finnair( 82%).

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

    Looking at all options, your cheapest flight can be booked for $349. While the most popular route (New Orleans Louis Armstrong - London Heathrow) can be booked for $612 on average, our data indicates $1,884 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 $879). 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
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley

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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$909FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$705FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$446Average$872FlexibilityNo cancel feeOn-time69%
IberiaCheapest$568Average$947FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$588Average$874FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$974FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$782FlexibilityNo cancel feeOn-time72%

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