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Cheap flights from New Orleans to London from £214

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Orleans to London departing on 17/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

United Airlines Logo
09:20 - 07:40MSY-LHR
16h 20m1 stop
United Airlines Logo
14:05 - 19:13LHR-MSY
35h 08m2 stops
£423United Airlines
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Tue, 19 Aug - Tue, 26 Aug
United Airlines Logo
07:00 - 07:40MSY-LHR
18h 40m1 stop
United Airlines Logo
14:05 - 14:10LHR-MSY
30h 05m2 stops
£424United Airlines
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Tue, 19 Aug - Tue, 2 Sep
British Airways Logo
12:43 - 06:25MSY-LHR
11h 42m1 stop
British Airways Logo
15:10 - 22:48LHR-MSY
13h 38m1 stop
£425British Airways
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Wed, 24 Sep - Wed, 1 Oct
Logo
11:55 - 11:50MSY-LHR
17h 55m1 stop
Logo
20:05 - 11:02LHR-MSY
44h 57m2 stops
£426
Find Deal
Wed, 8 Oct - Mon, 13 Oct
Logo
11:55 - 09:35MSY-LHR
15h 40m2 stops
Logo
20:05 - 11:02LHR-MSY
44h 57m2 stops
£427
Find Deal
Wed, 8 Oct - Wed, 15 Oct
British Airways Logo
17:07 - 12:30MSY-LHR
13h 23m1 stop
British Airways Logo
08:20 - 17:24LHR-MSY
15h 04m1 stop
£428British Airways
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Tue, 2 Sep - Tue, 16 Sep
Air Canada Logo
07:00 - 06:30MSY-LHR
17h 30m2 stops
Air Canada Logo
09:30 - 23:28LHR-MSY
19h 58m2 stops
£434Air Canada
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Tue, 19 Aug - Tue, 26 Aug
Delta Logo
19:35 - 20:00MSY-LHR
18h 25m1 stop
Delta Logo
06:15 - 18:38LHR-MSY
18h 23m2 stops
£435Delta
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Sat, 13 Sep - Wed, 24 Sep
Delta Logo
11:17 - 08:50MSY-LHR
15h 33m1 stop
Delta Logo
06:15 - 16:47LHR-MSY
16h 32m2 stops
£436Delta
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Wed, 15 Oct - Wed, 22 Oct
Air Canada Logo
11:55 - 09:35MSY-LHR
15h 40m2 stops
Air Canada Logo
12:05 - 11:02LHR-MSY
28h 57m1 stop
£441Air Canada
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Mon, 6 Oct - Fri, 17 Oct

Air Canada flights from New Orleans to London Heathrow Airport

Our best Air Canada deals on New Orleans to London Heathrow Airport flight tickets
Air Canada
19 Aug
MSY07:00New Orleans Louis Armstrong
17h 30m
2 stops
LHR06:30London Heathrow
26 Aug
LHR09:30London Heathrow
19h 58m
2 stops
MSY23:28New Orleans Louis Armstrong
£434
Find similar
Air Canada
6 Oct
MSY11:55New Orleans Louis Armstrong
15h 40m
2 stops
LHR09:35London Heathrow
17 Oct
LHR12:05London Heathrow
28h 57m
1 stop
MSY11:02New Orleans Louis Armstrong
£441
Find similar
Air Canada
18 Aug
MSY11:45New Orleans Louis Armstrong
36h 45m
2 stops
LHR06:30London Heathrow
4 Sept
LHR09:30London Heathrow
31h 32m
2 stops
MSY11:02New Orleans Louis Armstrong
£442
Find similar

British Airways flights from New Orleans to London Heathrow Airport

Our best British Airways deals on New Orleans to London Heathrow Airport flight tickets
British Airways
24 Sept
MSY12:43New Orleans Louis Armstrong
11h 42m
1 stop
LHR06:25London Heathrow
1 Oct
LHR15:10London Heathrow
13h 38m
1 stop
MSY22:48New Orleans Louis Armstrong
£425
Find similar
British Airways
2 Sept
MSY17:07New Orleans Louis Armstrong
13h 23m
1 stop
LHR12:30London Heathrow
16 Sept
LHR08:20London Heathrow
15h 04m
1 stop
MSY17:24New Orleans Louis Armstrong
£428
Find similar
British Airways
20 Aug
MSY21:55New Orleans Louis Armstrong
8h 45m
LHR12:40London Heathrow
27 Aug
LHR08:20London Heathrow
13h 06m
1 stop
MSY15:26New Orleans Louis Armstrong
£429
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momondo Fare Finder

 
Customise your flight search to find flights from New Orleans to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from New Orleans to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 19/8

09:20-07:40

1 stop16h 20m

London Heathrow

Tue 26/8

14:05-19:13

2 stops35h 08m

£423

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 19/8

07:00-07:40

1 stop18h 40m

London Heathrow

Tue 2/9

14:05-14:10

2 stops30h 05m

£424

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 24/9

12:43-06:25

1 stop11h 42m

London Heathrow

Wed 1/10

15:10-22:48

1 stop13h 38m

£425

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 8/10

11:55-11:50

1 stop17h 55m

London Heathrow

Mon 13/10

20:05-11:02

2 stops44h 57m

£426

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 8/10

11:55-09:35

2 stops15h 40m

London Heathrow

Wed 15/10

20:05-11:02

2 stops44h 57m

£427

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 2/9

17:07-12:30

1 stop13h 23m

London Heathrow

Tue 16/9

08:20-17:24

1 stop15h 04m

£428

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 19/8

07:00-06:30

2 stops17h 30m

London Heathrow

Tue 26/8

09:30-23:28

2 stops19h 58m

£434

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 13/9

19:35-20:00

1 stop18h 25m

London Heathrow

Wed 24/9

06:15-18:38

2 stops18h 23m

£435

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 15/10

11:17-08:50

1 stop15h 33m

London Heathrow

Wed 22/10

06:15-16:47

2 stops16h 32m

£436

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 6/10

11:55-09:35

2 stops15h 40m

London Heathrow

Fri 17/10

12:05-11:02

1 stop28h 57m

£441

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from New Orleans to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between New Orleans and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, March is the cheapest month to fly from New Orleans to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £546. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from New Orleans averaging around £547.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from New Orleans is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £696. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £871.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from New Orleans to London Heathrow Airport at midday for as low as £558. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £768 on average. Flights to London Heathrow Airport from New Orleans in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest New Orleans Louis Armstrong to London Heathrow flight route?

Fly from New Orleans Louis Armstrong to London Heathrow for the best New Orleans Louis Armstrong - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from New Orleans when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £651 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from New Orleans for as low as £518 on momondo.

What cabin class options are available on New Orleans Louis Armstrong to London Heathrow flights?

There are 3 cabin classes available to choose from on New Orleans Louis Armstrong to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on New Orleans to London Heathrow Airport flights?

You could potentially save up to 9% on your flight if you consider stops on a New Orleans to London Heathrow Airport flight.

How have New Orleans to London Heathrow Airport flight prices changed over time?

As of August 2025, prices for New Orleans to London Heathrow Airport flights are approximately 26% cheaper when compared to flights at the same time last year.

When to book flights from New Orleans to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from New Orleans to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap New Orleans to London Heathrow Airport (MSY to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Orleans to London Heathrow Airport

Best price found

£214

Fastest flight time

8h 45m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from New Orleans in the past 72 hours is £214. The best return flight deal from New Orleans to London Heathrow Airport found on momondo in the last 72 hours is £423.
The fastest flight from New Orleans to London Heathrow Airport takes 8h 45m
Direct flights go from New Orleans to London Heathrow Airport on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Finnair, Aer Lingus and Iberia.
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  • How far is New Orleans Louis Armstrong to London Heathrow by plane?

    There are 4611.0 mi between New Orleans Louis Armstrong and London Heathrow. In terms of flight time, this usually takes a little over 8h 45m.

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to London Heathrow Airport?

    Prices for flights from New Orleans Louis Armstrong Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to London Heathrow Airport?

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Orleans Louis Armstrong Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from New Orleans to London Heathrow Airport?

  • What is the most popular airline from New Orleans to London Heathrow Airport?

Best airlines flying from New Orleans to London Heathrow Airport

Compare and see reviews for airlines that fly from New Orleans to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £495Free CancellationRating
6.6
7,222 reviews
Search British Airways flights

  • British Airways Flights From New Orleans to London Heathrow Airport

    British Airways is one of the most popular airlines flying from New Orleans to London Heathrow Airport, operating 1 flight/week on average for this route. A good British Airways flight deal for New Orleans to London Heathrow Airport starts from £655 round-trip, up to an average price of £862. Our users have rated British Airways at 6.6/10.

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Why use momondo?

Why should I use momondo to find a flight deal from New Orleans to London?

It is quick and easy to find New Orleans to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from New Orleans to London with flexible booking policies on momondo?

Yes. All flights to London from New Orleans on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New Orleans to London?

Once you have performed a search for New Orleans to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from New Orleans to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from New Orleans and alert you when they change.

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