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Cheap flights from New Orleans to London from £243

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 19/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from New Orleans to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:45 - 21:00
MSY
-
LHR
27h 15m
2 stops
Multiple Airlines Logo
10:50 - 22:45
LHR
-
MSY
17h 55m
2 stops
£761Multiple Airlines
木, 1 10月 - 日, 11 10月
Multiple Airlines Logo
12:19 - 20:45
MSY
-
LHR
26h 26m
1 stop
Multiple Airlines Logo
17:50 - 10:52
LHR
-
MSY
47h 02m
2 stops
£762Multiple Airlines
金, 31 7月 - 月, 31 8月
Finnair Logo
21:50 - 12:40
MSY
-
LHR
8h 50mdirect
Finnair Logo
16:00 - 20:00
LHR
-
MSY
10h 00mdirect
£763Finnair
土, 15 8月 - 金, 28 8月
United Airlines Logo
19:45 - 21:20
MSY
-
LHR
19h 35m
1 stop
United Airlines Logo
18:00 - 10:42
LHR
-
MSY
22h 42m
1 stop
£763United Airlines
土, 12 9月 - 水, 23 9月
Air Canada Logo
08:00 - 08:30
MSY
-
LHR
18h 30m
2 stops
Air Canada Logo
15:00 - 16:08
LHR
-
MSY
31h 08m
2 stops
£764Air Canada
日, 1 11月 - 火, 10 11月
JetBlue Logo
12:14 - 09:30
MSY
-
LHR
15h 16m
1 stop
JetBlue Logo
08:15 - 09:17
LHR
-
MSY
31h 02m
1 stop
£765JetBlue
木, 3 9月 - 水, 9 9月
British Airways Logo
21:50 - 12:40
MSY
-
LHR
8h 50mdirect
British Airways Logo
16:00 - 20:00
LHR
-
MSY
10h 00mdirect
£766British Airways
水, 7 10月 - 水, 21 10月
JetBlue Logo
10:15 - 09:30
MSY
-
LHR
17h 15m
1 stop
JetBlue Logo
08:15 - 16:51
LHR
-
MSY
14h 36m
1 stop
£766JetBlue
金, 2 10月 - 土, 10 10月
Air Canada Logo
09:00 - 10:00
MSY
-
LHR
19h 00m
3 stops
Air Canada Logo
14:05 - 10:51
LHR
-
MSY
26h 46m
2 stops
£767Air Canada
木, 3 9月 - 日, 13 9月
Scandinavian Airlines Logo
15:30 - 21:40
MSY
-
LHR
24h 10m
2 stops
Scandinavian Airlines Logo
21:05 - 20:33
LHR
-
MSY
29h 28m
3 stops
£768Scandinavian Airlines
木, 20 8月 - 日, 30 8月

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American Airlines flights from New Orleans to London Heathrow Airport

Our best American Airlines deals on New Orleans to London Heathrow Airport flight tickets
American Airlines
25 Sept
MSY11:14New Orleans Louis Armstrong
13h 36m
1 stop
LHR06:50London Heathrow
4 Oct
LHR16:00London Heathrow
10h 00m
MSY20:00New Orleans Louis Armstrong
£772
American Airlines
16 Aug
MSY11:41New Orleans Louis Armstrong
14h 09m
1 stop
LHR07:50London Heathrow
6 Sept
LHR16:00London Heathrow
10h 00m
MSY20:00New Orleans Louis Armstrong
£794

JetBlue flights from New Orleans to London Heathrow Airport

Our best JetBlue deals on New Orleans to London Heathrow Airport flight tickets
JetBlue
3 Sept
MSY12:14New Orleans Louis Armstrong
15h 16m
1 stop
LHR09:30London Heathrow
9 Sept
LHR08:15London Heathrow
31h 02m
1 stop
MSY09:17New Orleans Louis Armstrong
£765
JetBlue
2 Oct
MSY10:15New Orleans Louis Armstrong
17h 15m
1 stop
LHR09:30London Heathrow
11 Oct
LHR08:15London Heathrow
14h 36m
1 stop
MSY16:51New Orleans Louis Armstrong
£766
JetBlue
9 Aug
MSY14:37New Orleans Louis Armstrong
33h 53m
1 stop
LHR06:30London Heathrow
16 Aug
LHR08:40London Heathrow
35h 03m
1 stop
MSY13:43New Orleans Louis Armstrong
£773

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 26 6月 2026.
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

Cheapest return flight

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

木 1/10

11:45-21:00

2 stops27h 15m

London Heathrow

日 11/10

10:50-22:45

2 stops17h 55m

£761

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

金 31/7

12:19-20:45

1 stop26h 26m

London Heathrow

月 31/8

17:50-10:52

2 stops47h 02m

£762
Fastest return journey

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

土 15/8

21:50-12:40

Nonstop8h 50m

London Heathrow

金 28/8

16:00-20:00

Nonstop10h 00m

£763

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

土 12/9

19:45-21:20

1 stop19h 35m

London Heathrow

水 23/9

18:00-10:42

1 stop22h 42m

£763

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

日 1/11

08:00-08:30

2 stops18h 30m

London Heathrow

火 10/11

15:00-16:08

2 stops31h 08m

£764

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

木 3/9

12:14-09:30

1 stop15h 16m

London Heathrow

水 9/9

08:15-09:17

1 stop31h 02m

£765

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

水 7/10

21:50-12:40

Nonstop8h 50m

London Heathrow

水 21/10

16:00-20:00

Nonstop10h 00m

£766

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

金 2/10

10:15-09:30

1 stop17h 15m

London Heathrow

土 10/10

08:15-16:51

1 stop14h 36m

£766

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

木 3/9

09:00-10:00

3 stops19h 00m

London Heathrow

日 13/9

14:05-10:51

2 stops26h 46m

£767

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

木 20/8

15:30-21:40

2 stops24h 10m

London Heathrow

日 30/8

21:05-20:33

3 stops29h 28m

£768

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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, October 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 £613. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from New Orleans averaging around £615.

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 Friday. momondo users have found tickets for Friday departures for as low as £508. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,326.

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 from New Orleans 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 £767 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 £591 on momondo.

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

There are 3 cabin classes available to choose from on New Orleans to London Heathrow Airport 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 5% 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 June 2026, prices for New Orleans to London Heathrow Airport flights are approximately 2% more expensive 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

£612

Fastest flight time

8h 40m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from New Orleans in the past 72 hours is £612. The best return flight deal from New Orleans to London Heathrow Airport found on momondo in the last 72 hours is £967.
The fastest flight from New Orleans to London Heathrow Airport takes 8h 40m
Direct flights go from New Orleans to London Heathrow Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
Search flight deals

Frequently asked questions about flying from New Orleans to London Heathrow Airport

  • 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 40m.

  • 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
United AirlinesPriceFrom £529Free CancellationRating
7.4
9,895 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom £596Free CancellationRating
7.5
690 reviews
Search Virgin Atlantic flights

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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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