Cheap flights from New Orleans to London from $248

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 10/26. 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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Cheap round-trip flights

British Airways Logo
3:43 pm - 9:05 amMSY-LHR
11h 22m1 stop
British Airways Logo
9:15 am - 5:05 pmLHR-MSY
13h 50m1 stop
$558British Airways
Find Deal
Wed, Oct 1 - Wed, Oct 8
British Airways Logo
6:10 pm - 12:45 pmMSY-LHR
12h 35m1 stop
British Airways Logo
3:10 pm - 10:35 pmLHR-MSY
13h 25m1 stop
$559British Airways
Find Deal
Tue, Oct 7 - Wed, Oct 22
 Logo
11:55 am - 9:35 amMSY-LHR
15h 40m2 stops
 Logo
6:40 pm - 11:02 amLHR-MSY
46h 22m2 stops
Wed, Oct 8 - Wed, Oct 15
 Logo
11:55 am - 11:50 amMSY-LHR
17h 55m1 stop
 Logo
8:05 pm - 11:02 amLHR-MSY
44h 57m2 stops
Wed, Oct 8 - Mon, Oct 13
United Airlines Logo
7:23 pm - 7:40 amMSY-LHR
30h 17m1 stop
United Airlines Logo
9:30 am - 7:16 pmLHR-MSY
39h 46m2 stops
$565United Airlines
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Sat, Aug 16 - Tue, Aug 26
United Airlines Logo
7:00 am - 7:40 amMSY-LHR
18h 40m1 stop
United Airlines Logo
7:25 am - 7:55 pmLHR-MSY
18h 30m2 stops
$569United Airlines
Find Deal
Wed, Aug 20 - Wed, Aug 27
Delta Logo
5:25 am - 6:45 amMSY-LHR
19h 20m1 stop
Delta Logo
6:15 am - 5:53 pmLHR-MSY
17h 38m2 stops
$575Delta
Find Deal
Mon, Aug 18 - Thu, Sep 4
Delta Logo
11:17 am - 12:35 pmMSY-LHR
19h 18m1 stop
Delta Logo
6:15 am - 4:47 pmLHR-MSY
16h 32m2 stops
$576Delta
Find Deal
Wed, Oct 15 - Wed, Oct 22
Virgin Atlantic Logo
10:55 am - 6:20 amMSY-LHR
13h 25m2 stops
Virgin Atlantic Logo
12:45 pm - 11:00 pmLHR-MSY
16h 15m2 stops
$588Virgin Atlantic
Find Deal
Tue, Sep 2 - Tue, Sep 16
Virgin Atlantic Logo
4:22 pm - 1:10 pmMSY-LHR
14h 48m1 stop
Virgin Atlantic Logo
6:15 am - 3:58 pmLHR-MSY
15h 43m2 stops
$591Virgin Atlantic
Find Deal
Thu, Aug 21 - Wed, Sep 3

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
Sep 24
MSY5:15 amNew Orleans Louis Armstrong
19h 15m
2 stops
LHR6:30 amLondon Heathrow
Oct 1
LHR9:30 amLondon Heathrow
19h 45m
2 stops
MSY11:15 pmNew Orleans Louis Armstrong
Air Canada
Aug 18
MSY11:45 amNew Orleans Louis Armstrong
36h 45m
2 stops
LHR6:30 amLondon Heathrow
Sep 4
LHR9:30 amLondon Heathrow
31h 32m
2 stops
MSY11:02 amNew Orleans Louis Armstrong
Air Canada
Sep 24
MSY7:00 amNew Orleans Louis Armstrong
17h 35m
2 stops
LHR6:35 amLondon Heathrow
Oct 3
LHR2:05 pmLondon Heathrow
26h 57m
2 stops
MSY11:02 amNew Orleans Louis Armstrong

United Airlines flights from New Orleans to London Heathrow Airport

Our best United Airlines deals on New Orleans to London Heathrow Airport flight tickets
United Airlines
Aug 16
MSY7:23 pmNew Orleans Louis Armstrong
30h 17m
1 stop
LHR7:40 amLondon Heathrow
Aug 26
LHR9:30 amLondon Heathrow
39h 46m
2 stops
MSY7:16 pmNew Orleans Louis Armstrong
United Airlines
Aug 20
MSY7:00 amNew Orleans Louis Armstrong
18h 40m
1 stop
LHR7:40 amLondon Heathrow
Aug 27
LHR7:25 amLondon Heathrow
18h 30m
2 stops
MSY7:55 pmNew Orleans Louis Armstrong
United Airlines
Aug 18
MSY7:00 amNew Orleans Louis Armstrong
18h 40m
1 stop
LHR7:40 amLondon Heathrow
Sep 4
LHR6:50 amLondon Heathrow
18h 02m
2 stops
MSY6:52 pmNew Orleans Louis Armstrong

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated August 2, 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

Wed 10/1

3:43 pm-9:05 am

1 stop11h 22m

London Heathrow

Wed 10/8

9:15 am-5:05 pm

1 stop13h 50m

$558

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 10/7

6:10 pm-12:45 pm

1 stop12h 35m

London Heathrow

Wed 10/22

3:10 pm-10:35 pm

1 stop13h 25m

$559

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 10/8

11:55 am-9:35 am

2 stops15h 40m

London Heathrow

Wed 10/15

6:40 pm-11:02 am

2 stops46h 22m

$563

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 10/8

11:55 am-11:50 am

1 stop17h 55m

London Heathrow

Mon 10/13

8:05 pm-11:02 am

2 stops44h 57m

$564

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 8/16

7:23 pm-7:40 am

1 stop30h 17m

London Heathrow

Tue 8/26

9:30 am-7:16 pm

2 stops39h 46m

$565

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 8/20

7:00 am-7:40 am

1 stop18h 40m

London Heathrow

Wed 8/27

7:25 am-7:55 pm

2 stops18h 30m

$569

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 8/18

5:25 am-6:45 am

1 stop19h 20m

London Heathrow

Thu 9/4

6:15 am-5:53 pm

2 stops17h 38m

$575

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 10/15

11:17 am-12:35 pm

1 stop19h 18m

London Heathrow

Wed 10/22

6:15 am-4:47 pm

2 stops16h 32m

$576

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 9/2

10:55 am-6:20 am

2 stops13h 25m

London Heathrow

Tue 9/16

12:45 pm-11:00 pm

2 stops16h 15m

$588

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 8/21

4:22 pm-1:10 pm

1 stop14h 48m

London Heathrow

Wed 9/3

6:15 am-3:58 pm

2 stops15h 43m

$591

Flights are sorted by cheapest round-trip 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?

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from New Orleans, with most prices found around $722. If you’re not able to fly to London Heathrow Airport in March, then September is your next best option. Flight prices from New Orleans to London Heathrow Airport during September average around $724.

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

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $763. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,145.

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 in the morning. momondo users have found flights departing from New Orleans to London Heathrow Airport in the morning for as low as $870. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,053.

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 $861 when searching weeks out. 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 $685 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 18% 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 round-trip 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

$248

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 $248. The best round-trip flight deal from New Orleans to London Heathrow Airport found on momondo in the last 72 hours is $558.
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, Iberia and American Airlines.

  • How far is New Orleans Louis Armstrong to London Heathrow by plane?

    London Heathrow is 4611.0 mi away from New Orleans Louis Armstrong. Typically, this will take 8h 45m by plane in normal conditions.

  • 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 were last updated today.

  • 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 you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • 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
JetBluePriceFrom $81Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
DeltaPriceFrom $182Free CancellationRating
8.0
7,985 reviews
Search Delta flights
IberiaPriceFrom $582Free CancellationRating
7.0
2,864 reviews
Search Iberia flights
British AirwaysPriceFrom $601Free CancellationRating
6.6
7,230 reviews
Search British Airways flights
United AirlinesPriceFrom $637Free CancellationRating
7.4
8,905 reviews
Search United Airlines flights
American AirlinesPriceFrom $678Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Virgin AtlanticPriceFrom $690Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
  • American Airlines Flights From New Orleans to London Heathrow Airport

    American Airlines operates around 5 flights from New Orleans to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $939, but momondo users have found American Airlines deals from New Orleans to London Heathrow Airport from as low as $678 round-trip. American Airlines has been scored 7.2/10 in 10,000 reviews.

  • Iberia Flights From New Orleans to London Heathrow Airport

    Iberia (7.0/10 from 2,864 reviews) operates around 5 flights from New Orleans to London Heathrow Airport in any given week. The average Iberia airfare for this route is around $877, with deals from around $582 rare but found on momondo. Referenced prices are for round-trip New Orleans to London Heathrow Airport flight searches in the last 72 hours.


Traveling to a place near London?

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from New Orleans.

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

Yes. momondo enables you to select and highlight flights to London from New Orleans with this policy.

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

momondo helps you find the best flight between New Orleans and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of New Orleans to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Thu 8/7
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