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$194+ Cheap flights from New Orleans (MSY) to London (LON)

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to London are usually found in October or February, booked 41 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from New Orleans to London

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to London (LON). 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 junio 12, 2025.

Round-trip from

$674
(Cheapflightsfares)

One-way from

$194
(Norse)

Popular in

June

Cheapest in

October

Average price

$1,251

Good round-trip deal

$755 or less

Good one-way deal

$593 or less
From New Orleans Louis Armstrong to London (LON)
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One-way flight from New Orleans Louis Armstrong to London (LON)
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Highest demand for flights based on searches. 20% potential increase in price ($223 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from New Orleans Louis Armstrong to London (LON).
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Price to beat on a one-way flight from New Orleans Louis Armstrong to London (LON).
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Find flight deals from New Orleans to London

Cheapest flights from New Orleans to London
Explore the most affordable flight options available from New Orleans to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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.
dom. 9/219:50 pmMSY - LHR
Nonstop8h 50mBritish Airways
mar. 9/3012:15 pmLHR - MSY
1 stop15h 05mBritish Airways
Deal found 6/9$674
This United Airlines deal was found by Cheapflights users on 6/9. 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.
dom. 9/212:16 pmMSY - LHR
1 stop11h 24mUnited Airlines
mar. 9/309:30 amLHR - MSY
2 stops32h 14mUnited Airlines
Deal found 6/9$683
This Air Canada deal was found by Cheapflights users on 6/9. 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.
dom. 10/1211:55 amMSY - LHR
2 stops15h 40mMultiple Airlines
mié. 10/225:10 pmLHR - MSY
2 stops47h 52mMultiple Airlines
Deal found 6/9$686
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/186:00 amMSY - LGW
3 stops23h 45mMultiple Airlines
jue. 9/49:20 pmLGW - MSY
3 stops39h 59mMultiple Airlines
Deal found 6/10$696
This Delta deal was found by Cheapflights users on 6/10. 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.
lun. 8/1811:13 amMSY - LHR
2 stops15h 37mDelta
jue. 9/46:15 amLHR - MSY
2 stops17h 38mDelta
Deal found 6/10$702
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/187:00 amMSY - LHR
2 stops17h 35mAir Canada
jue. 9/49:30 amLHR - MSY
2 stops15h 22mAir Canada
Deal found 6/10$703
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/188:00 amMSY - LCY
2 stops26h 25mLufthansa
jue. 9/48:45 amLCY - MSY
2 stops16h 28mLufthansa
Deal found 6/11$704
This JetBlue deal was found by Cheapflights users on 6/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1612:16 pmMSY - LHR
1 stop15h 14mJetBlue
sáb. 8/238:25 amLHR - MSY
1 stop14h 31mJetBlue
Deal found 6/11$711
This Delta deal was found by Cheapflights users on 6/10. 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.
mié. 8/2011:25 amMSY - LGW
1 stop16h 35mDelta
lun. 8/2512:00 pmLGW - MSY
2 stops17h 00mDelta
Deal found 6/10$718
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1611:13 amMSY - LGW
2 stops16h 47mVirgin Atlantic
jue. 8/2812:00 pmLGW - MSY
1 stop28h 28mVirgin Atlantic
Deal found 6/11$723
This lastminute.com deal was found by Cheapflights users on 6/12. 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.
jue. 8/712:31 pmMSY - LHR
1 stop12h 14mVirgin Atlantic
mié. 8/203:15 pmLHR - MSY
1 stop13h 45mVirgin Atlantic
Deal found 6/12$730
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2011:35 amMSY - LHR
2 stops16h 25mLufthansa
lun. 8/259:30 amLHR - MSY
2 stops15h 43mLufthansa
Deal found 6/11$732

Cheapflights Fare Finder

Customize your flight search to find flights from New Orleans to London 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 junio 12, 2025.
Use the filters below to find and compare flights from New Orleans to London that are best for you.

Fly from

New Orleans

Fly to

London

Route

Depart

Return

Price

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

dom. 8/10

6:39 pm-12:30 pm

1 stop11h 51m

London Heathrow

mié. 8/20

1:40 pm-9:39 pm

1 stop13h 59m

$677

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

dom. 8/10

9:55 am-7:40 am

1 stop15h 45m

London Heathrow

mié. 8/20

12:05 pm-2:09 pm

2 stops32h 04m

$689

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

dom. 8/10

9:55 pm-12:40 pm

Nonstop8h 45m

London Heathrow

mié. 8/20

4:05 pm-7:55 pm

Nonstop9h 50m

$691

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

lun. 8/18

6:00 am-11:45 am

3 stops23h 45m

London Gatwick

jue. 9/4

9:20 pm-7:19 am

3 stops39h 59m

$696

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

lun. 8/18

11:13 am-8:50 am

2 stops15h 37m

London Heathrow

jue. 9/4

6:15 am-5:53 pm

2 stops17h 38m

$702

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

lun. 8/18

7:00 am-6:35 am

2 stops17h 35m

London Heathrow

jue. 9/4

9:30 am-6:52 pm

2 stops15h 22m

$703

New OrleansLondon

MSY - LCY

MSYLCY

New Orleans Louis Armstrong

lun. 8/18

8:00 am-4:25 pm

2 stops26h 25m

London City

jue. 9/4

8:45 am-7:13 pm

2 stops16h 28m

$704

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

sáb. 8/16

12:16 pm-9:30 am

1 stop15h 14m

London Heathrow

sáb. 8/23

8:25 am-4:56 pm

1 stop14h 31m

$711

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

mié. 8/20

12:39 pm-10:00 am

2 stops15h 21m

London Gatwick

lun. 8/25

12:00 pm-11:00 pm

2 stops17h 00m

$718

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

sáb. 8/16

11:13 am-10:00 am

2 stops16h 47m

London Gatwick

jue. 8/28

12:00 pm-10:28 am

1 stop28h 28m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 53 results
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The best insider tips for New Orleans to London 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 trip
Airports
MSY

Average security wait times at MSY are around 15 minutes, thanks to efficient processes despite having only one checkpoint.

Read more about MSYby Brandon Schultz
LHR

Take the Heathrow Express to Paddington Station for the fastest route into central London from LHR.

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 London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Use this chart to determine the optimal time to book a round-trip flight from New Orleans to London. Price data was last updated on June 9, 2025.

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from New Orleans to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from New Orleans to London (average of $661). Flying from New Orleans to London in June is currently the most expensive (average of $1,108). 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 LON?

Find hourly flight availability from New Orleans to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

A simple way to save on the total cost of your ticket is to fly from New Orleans to London in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the evening.

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

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

Travelers seeking maximum savings on their New Orleans to London flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in London by month

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

In terms of precipitation, rainfall in London 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 when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated junio 12, 2025.
Get a feel of what it's like to fly with Delta, Finnair and United Airlines from New Orleans to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,925 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Most people fly from New Orleans Louis Armstrong (MSY) if they book a flight from New Orleans to London. On average, Louis Armstrong has 2 outbound flights to London per day from 8 airlines. New Orleans Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.

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

    Our cheapest airline available from New Orleans to London is British Airways. Our recent data shows that you can find tickets from as low as $674 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $683 and $702 round-trip. You may be able to fly from New Orleans to London for 22% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $324. Air Canada flights start at $394 while deals on United Airlines start at $399 one-way.

  • What are the most popular routes from New Orleans to London?

    While some choose either New Orleans Louis Armstrong - London Gatwick or New Orleans Louis Armstrong - London City, New Orleans Louis Armstrong - London Heathrow is the most popular route from New Orleans to London.

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

    The top 3 most reliable airlines when flying from New Orleans to London are American Airlines (75%), Aer Lingus (75%) and Finnair (75%).

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

    While on average a flight from New Orleans to London is generally $2,137, our data shows the cheapest flight currently is $441. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $629 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from New Orleans to London (average of $661). Flying from New Orleans to London in June is currently the most expensive (average of $1,108). 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
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

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Alternative routes for New Orleans to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from New Orleans to London

Discover the top 8 airlines that operate flights from New Orleans to London. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$182Average$753FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$562Average$846FlexibilityNo cancel feeOn-time62%
IberiaCheapest$587Average$865FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$597Average$888FlexibilityNo cancel feeOn-time70%
FinnairCheapest$598Average$805FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$643Average$841FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$778FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$728Average$1,003FlexibilityNo cancel feeOn-time69%

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