London

$188+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
oct. 11 — oct. 181
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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to London are usually found in October or August, booked 70 days in advance, depart on a Tuesday or Wednesday 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 septiembre 11, 2025.

Round-trip from

$576
(Finnair)

One-way from

$188
(Norse)

Popular in

June

Cheapest in

October

Average price

$759

Good round-trip deal

$733 or less

Good one-way deal

$528 or less
From New Orleans Louis Armstrong to London (LON)
One-way flight from New Orleans Louis Armstrong to London (LON)
Highest demand for flights based on searches. 21% potential increase in price ($238 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from New Orleans Louis Armstrong to London (LON).
Price to beat on a one-way flight from New Orleans Louis Armstrong to London (LON).

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 septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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. 10/128:05 amMSY - LHR
1 stop22h 15mUnited Airlines
mar. 10/2810:00 amLHR - MSY
1 stop16h 40mUnited Airlines
Deal found 9/9$578
This Delta deal was found by Cheapflights users on 9/10. 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. 9/245:25 amMSY - LHR
1 stop19h 50mDelta
vie. 10/311:45 amLHR - MSY
2 stops17h 44mDelta
Deal found 9/10$579
This United deal was found by Cheapflights users on 9/11. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/219:15 amMSY - LHR
2 stops39h 05mMultiple Airlines
mié. 10/296:00 pmLHR - MSY
1 stop28h 17mMultiple Airlines
Deal found 9/11$581
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/129:15 amMSY - LHR
1 stop20h 20mUnited Airlines
mar. 10/215:40 pmLHR - MSY
1 stop23h 22mUnited Airlines
Deal found 9/11$582
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/18:19 pmMSY - LGW
2 stops31h 41mMultiple Airlines
mié. 10/82:00 pmLGW - MSY
1 stop14h 37mMultiple Airlines
Deal found 9/8$582
This Mytrip deal was found by Cheapflights users on 9/10. 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.
dom. 10/125:15 amMSY - LHR
2 stops19h 15mAir Canada
mar. 10/286:00 pmLHR - MSY
2 stops27h 02mAir Canada
Deal found 9/10$583
This deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/222:16 pmMSY - LHR
1 stop15h 19mUnited Airlines
jue. 10/210:00 amLHR - MSY
1 stop15h 57mUnited Airlines
Deal found 9/9$585
This Delta deal was found by Cheapflights users on 9/10. 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.
dom. 10/126:20 amMSY - LHR
1 stop18h 55mDelta
mié. 10/2210:55 amLHR - MSY
1 stop14h 06mDelta
Deal found 9/10$586
This Air Canada deal was found by Cheapflights users on 9/9. 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. 10/511:55 amMSY - LHR
1 stop17h 55mMultiple Airlines
lun. 10/205:50 pmLHR - MSY
2 stops47h 12mMultiple Airlines
Deal found 9/9$587
This Air Canada deal was found by Cheapflights users on 9/9. 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.
mié. 12/36:15 amMSY - LHR
3 stops18h 55mAir Canada
jue. 12/111:25 pmLHR - MSY
2 stops33h 52mAir Canada
Deal found 9/9$588
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/151:15 pmMSY - LHR
1 stop18h 15mDelta
mié. 10/2211:45 amLHR - MSY
2 stops17h 19mDelta
Deal found 9/9$589
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/235:45 amMSY - LGW
1 stop22h 15mMultiple Airlines
jue. 10/302:00 pmLGW - MSY
2 stops31h 38mMultiple Airlines
Deal found 9/9$599

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 septiembre 11, 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

mar. 12/9

9:18 am-7:50 am

1 stop16h 32m

London Heathrow

mar. 12/16

6:20 am-7:04 pm

2 stops18h 44m

$578

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

dom. 10/12

6:20 am-7:15 am

1 stop18h 55m

London Heathrow

mar. 10/28

8:55 am-11:04 pm

2 stops19h 09m

$578

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

mié. 9/24

5:25 am-7:15 am

1 stop19h 50m

London Heathrow

vie. 10/3

11:45 am-11:29 pm

2 stops17h 44m

$579

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

mié. 9/24

6:35 pm-2:25 pm

1 stop13h 50m

London Heathrow

vie. 10/3

12:15 pm-9:20 pm

1 stop15h 05m

$580

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

mié. 10/1

8:19 pm-10:00 am

2 stops31h 41m

London Gatwick

mié. 10/8

2:00 pm-10:37 pm

1 stop14h 37m

$582

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

mié. 10/1

2:17 pm-7:40 am

1 stop11h 23m

London Heathrow

mié. 10/8

10:00 am-11:15 pm

1 stop19h 15m

$584

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

mié. 9/24

2:16 pm-11:35 am

1 stop15h 19m

London Heathrow

vie. 10/3

10:00 am-5:43 pm

1 stop13h 43m

$585

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

lun. 9/22

9:40 am-6:20 am

1 stop14h 40m

London Heathrow

vie. 10/3

1:40 pm-9:31 pm

1 stop13h 51m

$585

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

mié. 10/15

3:32 pm-1:30 pm

1 stop15h 58m

London Heathrow

mié. 10/22

11:45 am-11:04 pm

2 stops17h 19m

$590

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

mié. 11/12

6:05 pm-11:20 am

1 stop11h 15m

London Heathrow

dom. 11/16

1:25 pm-2:57 pm

2 stops31h 32m

$615

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 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 August 29, 2025.

Booking 70 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 $1,098). 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 septiembre 11, 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 21% 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. Monday evenings 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?

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 septiembre 11, 2025.
Get a feel of what it's like to fly with Delta, American Airlines, and JetBlue from New Orleans to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

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!
8.0
Very good
8.0
Very good

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

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!
8.0
Very good

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

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!
8.0
Very good

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

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!
8.0
Very good

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

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!
8.0
Very good

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

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 7 airlines. New Orleans Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.

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

    There are many flights that can get you from New Orleans to London in 16h 27m. Fly via Delta or Lufthansa to get the fastest option. New Orleans and London are separated by a distance of 4636 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from New Orleans to London 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. You may be able to fly from New Orleans to London for 90% less than the average price by searching for these airlines.

  • What are the most popular routes 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 (64%), Aer Lingus (64%) and Finnair (64%).

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

    While on average a flight from New Orleans to London is generally $1,707, our data shows the cheapest flight currently is $494. When looking at the most popular route, (New Orleans Louis Armstrong - London Heathrow), you can expect to pay $563 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 $1,098). 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?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
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Bedford
Wembley
Folkestone
Chichester
Arundel

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from New Orleans to London

Discover the top 7 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$844FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$683FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$568Average$914FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$587Average$869FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$601Average$869FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$969FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$778FlexibilityNo cancel feeOn-time72%

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