Heathrow

$293+ 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
May 5 — May 121
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to London Heathrow are usually found in March or January, booked 26 days in advance, depart on a Tuesday or Monday and return on a Tuesday

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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$693
(Finnair)

One-way from

$293
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$755

Good round-trip deal

$867 or less

Good one-way deal

$557 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. 20% potential increase in price ($226 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in April 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.

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 April 30, 2025.

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.
Thu 5/812:36 pmMSY - LHR
1 stop11h 54mJetBlue
Wed 5/218:25 amLHR - MSY
1 stop16h 13mJetBlue
Deal found 4/28$684
This Finnair deal was found by Cheapflights users on 4/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:15 pmMSY - LHR
1 stop14h 10mFinnair
Fri 8/224:05 pmLHR - MSY
Nonstop9h 50mFinnair
Deal found 4/29$693
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Sun 8/109:55 pmMSY - LHR
Nonstop8h 45mBritish Airways
Wed 8/204:05 pmLHR - MSY
Nonstop9h 50mBritish Airways
Deal found 4/29$699
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Sun 10/199:50 pmMSY - LHR
Nonstop8h 50mIberia
Sat 11/11:35 pmLHR - MSY
Nonstop10h 20mIberia
Deal found 4/29$709
This Air Canada deal was found by Cheapflights users on 4/29. 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 8/1811:55 amMSY - LHR
2 stops36h 35mMultiple Airlines
Thu 9/49:30 amLHR - MSY
2 stops31h 32mMultiple Airlines
Deal found 4/29$715
This Delta deal was found by Cheapflights users on 4/29. 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 8/273:25 pmMSY - LHR
2 stops14h 00mDelta
Sun 8/311:05 pmLHR - MSY
1 stop13h 34mDelta
Deal found 4/29$717
This United Airlines deal was found by Cheapflights users on 4/29. 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 8/1910:15 amMSY - LHR
2 stops14h 40mUnited Airlines
Tue 8/263:50 pmLHR - MSY
2 stops27h 27mUnited Airlines
Deal found 4/29$726
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:58 pmMSY - LHR
2 stops43h 02mAir Canada
Mon 10/2011:05 amLHR - MSY
2 stops53h 57mAir Canada
Deal found 4/28$752
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.
Mon 8/181:05 pmMSY - LHR
2 stops22h 35mScandinavian Airlines
Sun 8/249:05 pmLHR - MSY
3 stops29h 34mScandinavian Airlines
Deal found 4/28$912
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/710:43 amMSY - LHR
2 stops27h 37mIcelandair
Wed 5/219:25 pmLHR - MSY
2 stops51h 13mIcelandair
Deal found 4/28$927
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:44 pmMSY - LHR
2 stops44h 06mTurkish Airlines
Sun 5/41:20 pmLHR - MSY
2 stops39h 10mTurkish Airlines
Deal found 4/29$1,046
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2911:55 amMSY - LHR
1 stop12h 35mTAP AIR PORTUGAL
Tue 5/68:00 amLHR - MSY
2 stops21h 59mTAP AIR PORTUGAL
Deal found 4/28$1,054

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 April 30, 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

Thu 5/8

12:36 pm-6:30 am

1 stop11h 54m

London Heathrow

Wed 5/21

8:25 am-6:38 pm

1 stop16h 13m

$684

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Fri 5/2

8:57 am-5:50 pm

2 stops26h 53m

London Heathrow

Sun 5/4

9:30 am-7:59 am

2 stops28h 29m

$787

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 5/7

10:43 am-8:20 pm

2 stops27h 37m

London Heathrow

Wed 5/21

9:25 pm-6:38 pm

2 stops51h 13m

$927

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 7/20

9:50 pm-12:40 pm

Nonstop8h 50m

London Heathrow

Fri 8/1

4:05 pm-7:55 pm

Nonstop9h 50m

$965

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 7/20

1:15 pm-7:40 am

1 stop12h 25m

London Heathrow

Fri 8/1

4:05 pm-7:55 pm

Nonstop9h 50m

$985

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 7/19

3:25 pm-7:40 am

1 stop34h 15m

London Heathrow

Fri 8/1

12:40 pm-11:04 am

2 stops28h 24m

$1,020

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 6/7

7:45 pm-8:00 pm

1 stop18h 15m

London Heathrow

Wed 9/10

11:45 am-11:26 pm

2 stops17h 41m

$1,022

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 7/19

11:55 am-6:30 am

2 stops36h 35m

London Heathrow

Fri 8/1

2:05 pm-11:04 am

2 stops26h 59m

$1,034

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 7/17

8:00 am-8:40 am

2 stops18h 40m

London Heathrow

Tue 8/12

6:30 pm-9:50 pm

2 stops33h 20m

$1,103

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 5/3

3:45 pm-4:00 pm

2 stops18h 15m

London Heathrow

Mon 5/5

6:40 am-9:49 pm

2 stops21h 09m

$1,119

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 26 results
1
2
3

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Kiwi.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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on New Orleans-London Heathrow Airport flight deals on Cheapflights vs. AranGrant >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 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 New Orleans-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 security wait times at MSY are around 15 minutes, making it efficient for departures.

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

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 April 25, 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, November is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of $661). Flying from New Orleans to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 April 30, 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 Tuesday evenings 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.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 April 30, 2025.
See what other customers who have flown with Delta, KLM and Finnair from New Orleans to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 8 different airlines.

  • 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 Finnair. Our recent data shows that you can find tickets from as low as $693 on this airline. Additional options worth looking into are JetBlue and British Airways, starting at $694 and $699 round-trip. Finnair is 23% 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 $394. However, be on the lookout for offers from Aer Lingus 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 (51%), Aer Lingus (51%), Finnair( 51%).

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

    Looking at all options, your cheapest flight can be booked for $361. While the most popular route (New Orleans Louis Armstrong - London Heathrow) can be booked for $649 on average our data indicates $2,175 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, November is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of $661). Flying from New Orleans to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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
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Top 8 airlines flying from New Orleans to Heathrow

Discover the top 8 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$496Average$769FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$562Average$838FlexibilityNo cancel feeOn-time62%
IberiaCheapest$587Average$861FlexibilityNo cancel feeOn-time77%
FinnairCheapest$598Average$782FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$601Average$903FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$966FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$722Average$786FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$728Average$1,100FlexibilityNo cancel feeOn-time69%

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