What is the cheapest airline that flies from New Orleans Louis Armstrong to London Heathrow?

JetBlue, United Airlines, and Delta are the most popular carriers operating from New Orleans Louis Armstrong to London Heathrow

Which layover airport offers the lowest fares from New Orleans to London Heathrow Airport?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $1,089.

Which layover airport has the shortest travel time from New Orleans to London Heathrow Airport?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 10h 30m.

Which layover airport has the shortest connection time from New Orleans to London Heathrow Airport?

Atlanta (ATL) has the shortest average layover time for this route: 1h 32m.

How many flights depart from New Orleans to London Heathrow Airport on average per week?

As of March 2026, there are 24 flights per week flying from New Orleans to London Heathrow Airport. The most common day of the week flights depart is Wed, with 21% of flights taking off on this day.

How many flights depart from New Orleans to London Heathrow Airport on average per day?

3 flights are operational daily from New Orleans to London Heathrow Airport as of March 2026. The most popular departure time for this route is 9:00PM, with 100% of flights per day taking off in the evening.

Which airport is the most popular layover for flights between New Orleans and London Heathrow Airport?

Newark (EWR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to London Heathrow Airport?

British Airways, American Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from New Orleans according to our data. British Airways is the first choice among our users, with 63% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 8 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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?

As of March 2026, there are 8 operators available to choose from 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.

$379 Cheap Flights from New Orleans to London Heathrow Airport in 2026

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Enter your travel dates to find the best prices.

12:07 pm - 2:40 pm

MSY

LHR

20h 33m

2 stops

10:50 am - 10:32 pm

LHR

MSY

17h 42m

2 stops

$837Lufthansa

Sun, Aug 16 - Wed, Aug 26

8:00 am - 10:40 am

MSY

LHR

20h 40m

2 stops

6:30 am - 10:32 pm

LHR

MSY

22h 02m

2 stops

$846Lufthansa

Tue, Aug 18 - Tue, Aug 25

10:19 am - 6:30 pm

MSY

LHR

26h 11m

2 stops

6:40 am - 10:15 pm

LHR

MSY

21h 35m

2 stops

$860Scandinavian Airlines

Wed, Sep 16 - Mon, Sep 21

9:50 pm - 12:40 pm

MSY

LHR

8h 50mnonstop

6:30 am - 8:58 pm

LHR

MSY

20h 28m

2 stops

$864Iberia

Sun, Sep 13 - Wed, Sep 23

11:45 am - 10:40 am

MSY

LHR

16h 55m

2 stops

7:30 pm - 9:52 pm

LHR

MSY

32h 22m

2 stops

$865Lufthansa

Wed, Sep 16 - Mon, Sep 21

10:19 am - 6:30 pm

MSY

LHR

26h 11m

2 stops

6:40 am - 10:15 pm

LHR

MSY

21h 35m

3 stops

$867Scandinavian Airlines

Wed, Sep 16 - Mon, Sep 21

5:57 pm - 2:25 pm

MSY

LHR

14h 28m

1 stop

6:30 am - 8:58 pm

LHR

MSY

20h 28m

2 stops

$868Iberia

Sun, Sep 13 - Wed, Sep 23

9:50 pm - 12:40 pm

MSY

LHR

8h 50mnonstop

4:00 pm - 8:00 pm

LHR

MSY

10h 00mnonstop

$870British Airways

Sun, Aug 16 - Wed, Aug 26

5:57 pm - 12:50 pm

MSY

LHR

12h 53m

1 stop

4:00 pm - 8:00 pm

LHR

MSY

10h 00mnonstop

$874British Airways

Sun, Sep 13 - Wed, Sep 23

2:47 pm - 9:00 am

MSY

LHR

12h 13m

1 stop

4:00 pm - 8:00 pm

LHR

MSY

10h 00mnonstop

$875British Airways

Sun, Aug 16 - Wed, Aug 26

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

Apr 21

MSY11:56 amNew Orleans Louis Armstrong

14h 09m

1 stop

LHR8:05 amLondon Heathrow

Apr 28

LHR8:55 amLondon Heathrow

13h 41m

1 stop

MSY4:36 pmNew Orleans Louis Armstrong

$884

British Airways

Apr 20

MSY5:21 pmNew Orleans Louis Armstrong

12h 49m

1 stop

LHR12:10 pmLondon Heathrow

Apr 26

LHR4:00 pmLondon Heathrow

9h 55m

MSY7:55 pmNew Orleans Louis Armstrong

$923

British Airways

Apr 20

MSY3:32 pmNew Orleans Louis Armstrong

11h 33m

1 stop

LHR9:05 amLondon Heathrow

Apr 26

LHR9:55 amLondon Heathrow

13h 57m

1 stop

MSY5:52 pmNew Orleans Louis Armstrong

$933

JetBlue flights from New Orleans to London Heathrow Airport

Our best JetBlue deals on New Orleans to London Heathrow Airport flight tickets

JetBlue

Apr 11

MSY10:35 amNew Orleans Louis Armstrong

13h 55m

1 stop

LHR6:30 amLondon Heathrow

Apr 18

LHR11:55 amLondon Heathrow

29h 02m

1 stop

MSY10:57 amNew Orleans Louis Armstrong

$949

JetBlue

Apr 25

MSY11:47 amNew Orleans Louis Armstrong

26h 58m

1 stop

LHR8:45 pmLondon Heathrow

May 2

LHR8:40 amLondon Heathrow

31h 07m

1 stop

MSY9:47 amNew Orleans Louis Armstrong

$953

JetBlue

Apr 16

MSY11:47 amNew Orleans Louis Armstrong

26h 58m

1 stop

LHR8:45 pmLondon Heathrow

Apr 19

LHR11:55 amLondon Heathrow

29h 02m

1 stop

MSY10:57 amNew Orleans Louis Armstrong

$955

momondo Fare Finder

Use the filters below to find and compare flights from New Orleans to London Heathrow Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 8/16

12:07 pm-2:40 pm

2 stops20h 33m

London Heathrow

Wed 8/26

10:50 am-10:32 pm

2 stops17h 42m

$837

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 8/18

8:00 am-10:40 am

2 stops20h 40m

London Heathrow

Tue 8/25

6:30 am-10:32 pm

2 stops22h 02m

$846

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 9/16

10:19 am-6:30 pm

2 stops26h 11m

London Heathrow

Mon 9/21

6:40 am-10:15 pm

2 stops21h 35m

$860

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 9/13

9:50 pm-12:40 pm

Nonstop8h 50m

London Heathrow

Wed 9/23

6:30 am-8:58 pm

2 stops20h 28m

$864

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 9/16

11:45 am-10:40 am

2 stops16h 55m

London Heathrow

Mon 9/21

7:30 pm-9:52 pm

2 stops32h 22m

$865

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 9/16

10:19 am-6:30 pm

2 stops26h 11m

London Heathrow

Mon 9/21

6:40 am-10:15 pm

3 stops21h 35m

$867

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 9/13

5:57 pm-2:25 pm

1 stop14h 28m

London Heathrow

Wed 9/23

6:30 am-8:58 pm

2 stops20h 28m

$868

Quickest round-trip

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 8/16

9:50 pm-12:40 pm

Nonstop8h 50m

London Heathrow

Wed 8/26

4:00 pm-8:00 pm

Nonstop10h 00m

$870

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 9/13

5:57 pm-12:50 pm

1 stop12h 53m

London Heathrow

Wed 9/23

4:00 pm-8:00 pm

Nonstop10h 00m

$874

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 8/16

2:47 pm-9:00 am

1 stop12h 13m

London Heathrow

Wed 8/26

4:00 pm-8:00 pm

Nonstop10h 00m

$875

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

Other information

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 September is, on average, the cheapest month to fly to London Heathrow Airport from New Orleans, with most prices found around $701. If you’re not able to fly to London Heathrow Airport in September, then October is your next best option. Flight prices from New Orleans to London Heathrow Airport during October average around $756.

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 $774. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,159.

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 $878 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 $707 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 March 2026, prices for New Orleans to London Heathrow Airport flights are approximately 10% 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	$507
Fastest flight time	8h 40m
Direct flights	Mon, Thu, Fri, Sat and Sun

The best one-way flight to London Heathrow Airport from New Orleans in the past 72 hours is $507. The best round-trip flight deal from New Orleans to London Heathrow Airport found on momondo in the last 72 hours is $898.

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, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

Search flight deals

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 40m 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?
As of March 2026, there are 8 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from New Orleans to London Heathrow Airport is Boeing 787-10 Dreamliner, representing 59.40% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 34.01%, Boeing 787-9 Dreamliner at 3.45%, and Boeing 777 at 2.19%.
What is the most popular airline from New Orleans to London Heathrow Airport?
Based on momondo bookings for flights between New Orleans and London Heathrow Airport, the leading airline is British Airways, making up 54% of the total bookings. Other popular airlines include American Airlines with 14%, Iberia with 12%, and JetBlue with 5%.

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
JetBlue	PriceFrom $81	Free Cancellation	Rating 7.2 2,908 reviews	Search JetBlue flights
Delta	PriceFrom $182	Free Cancellation	Rating 7.9 8,359 reviews	Search Delta flights
United Airlines	PriceFrom $446	Free Cancellation	Rating 7.4 9,510 reviews	Search United Airlines flights
Iberia	PriceFrom $568	Free Cancellation	Rating 7.0 3,160 reviews	Search Iberia flights
British Airways	PriceFrom $611	Free Cancellation	Rating 6.7 7,830 reviews	Search British Airways flights
American Airlines	PriceFrom $676	Free Cancellation	Rating 7.1 11,523 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom $690	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
Finnair	PriceFrom $705	Free Cancellation	Rating 7.7 1,375 reviews	Search Finnair flights

Finnair Flights From New Orleans to London Heathrow Airport
Finnair 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 $1,326, but momondo users have found Finnair deals from New Orleans to London Heathrow Airport from as low as $705 round-trip. Finnair has been scored 7.7/10 in 1,375 reviews.
American Airlines Flights From New Orleans to London Heathrow Airport
American Airlines (7.1/10 from 11,525 reviews) operates around 5 flights from New Orleans to London Heathrow Airport in any given week. The average American Airlines airfare for this route is around $1,036, with deals from around $676 rare but found on momondo. Referenced prices are for round-trip New Orleans to London Heathrow Airport flight searches in the last 72 hours.

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Stratford-upon-Avon

Wembley

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Croydon

Dartford

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Folkestone

Romford

Stansted

Watford

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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Cheap flights from New Orleans to London from $379

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 4/18. 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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Our best JetBlue deals on New Orleans to London Heathrow Airport flight tickets

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Use the filters below to find and compare flights from New Orleans to London Heathrow Airport that are best for you.

See travel insights to London from

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

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?

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

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

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

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

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

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

What is the cheapest airline that flies from New Orleans Louis Armstrong to London Heathrow?

What airlines fly to London Heathrow Airport?

Which airport is the most popular layover for flights between New Orleans and London Heathrow Airport?

Which layover airport offers the lowest fares from New Orleans to London Heathrow Airport?

Which layover airport has the shortest travel time from New Orleans to London Heathrow Airport?

Which layover airport has the shortest connection time from New Orleans to London Heathrow Airport?

How many flights depart from New Orleans to London Heathrow Airport on average per day?

How many flights depart from New Orleans to London Heathrow Airport on average per week?

When to book flights from New Orleans to London Heathrow Airport

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

Fastest flight time

Direct flights

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

Finnair Flights From New Orleans to London Heathrow Airport

American Airlines Flights From New Orleans to London Heathrow Airport

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