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Cheap flights from New Orleans to London Heathrow Airport from $344

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 Heathrow Airport departing on 9/23. 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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Find the cheapest flights from New Orleans to London

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from New Orleans to London.
6:00 am - 6:30 amMSY-LHR
18h 30m1 stop
8:25 am - 6:38 pmLHR-MSY
16h 13m1 stop
$638JetBlue
Find Deal
Thu, Apr 24 - Wed, May 7
8:57 am - 11:55 amMSY-LHR
20h 58m2 stops
7:40 am - 7:02 amLHR-MSY
29h 22m3 stops
Wed, Apr 30 - Wed, May 7
9:45 am - 9:30 amMSY-LHR
17h 45m1 stop
8:25 am - 6:48 pmLHR-MSY
16h 23m1 stop
$643JetBlue
Find Deal
Wed, Sep 24 - Sat, Oct 4
9:50 pm - 12:40 pmMSY-LHR
8h 50mnonstop
4:05 pm - 8:00 pmLHR-MSY
9h 55mnonstop
$701British Airways
Find Deal
Wed, May 7 - Wed, May 21
6:04 pm - 12:45 pmMSY-LHR
12h 41m1 stop
4:05 pm - 8:00 pmLHR-MSY
9h 55mnonstop
$705British Airways
Find Deal
Wed, Apr 30 - Wed, May 7
12:59 pm - 6:45 amMSY-LHR
11h 46m1 stop
11:45 am - 11:31 pmLHR-MSY
17h 46m2 stops
$723Delta
Find Deal
Wed, Apr 23 - Thu, May 8
10:14 am - 8:55 amMSY-LHR
16h 41m2 stops
11:45 am - 11:33 pmLHR-MSY
17h 48m2 stops
$727Delta
Find Deal
Tue, Apr 22 - Tue, May 6
6:09 pm - 10:50 amMSY-LHR
34h 41m1 stop
4:05 pm - 8:00 pmLHR-MSY
9h 55mnonstop
$784Iberia
Find Deal
Sat, Apr 26 - Fri, May 9
9:50 pm - 12:40 pmMSY-LHR
8h 50mnonstop
4:05 pm - 8:00 pmLHR-MSY
9h 55mnonstop
$817Iberia
Find Deal
Wed, Sep 17 - Fri, Oct 3
11:03 am - 6:40 amMSY-LHR
13h 37m1 stop
1:25 pm - 9:57 pmLHR-MSY
14h 32m1 stop
$930American Airlines
Find Deal
Sun, Jul 20 - Fri, Aug 1

JetBlue flights from New Orleans to London Heathrow Airport

Our best JetBlue deals on New Orleans to London Heathrow Airport flight tickets
JetBlue
Apr 24
MSY6:00 amNew Orleans Louis Armstrong
18h 30m
1 stop
LHR6:30 amLondon Heathrow
May 7
LHR8:25 amLondon Heathrow
16h 13m
1 stop
MSY6:38 pmNew Orleans Louis Armstrong
JetBlue
Apr 3
MSY11:55 amNew Orleans Louis Armstrong
12h 35m
1 stop
LHR6:30 amLondon Heathrow
Apr 8
LHR8:25 amLondon Heathrow
20h 06m
1 stop
MSY10:31 pmNew Orleans Louis Armstrong
JetBlue
Apr 29
MSY11:55 amNew Orleans Louis Armstrong
12h 35m
1 stop
LHR6:30 amLondon Heathrow
May 6
LHR8:25 amLondon Heathrow
16h 13m
1 stop
MSY6:38 pmNew Orleans Louis Armstrong

Finnair flights from New Orleans to London Heathrow Airport

Our best Finnair deals on New Orleans to London Heathrow Airport flight tickets
Finnair
Apr 24
MSY1:46 pmNew Orleans Louis Armstrong
15h 04m
1 stop
LHR10:50 amLondon Heathrow
May 7
LHR3:10 pmLondon Heathrow
15h 05m
1 stop
MSY12:15 amNew Orleans Louis Armstrong
Finnair
Apr 8
MSY1:46 pmNew Orleans Louis Armstrong
13h 14m
1 stop
LHR9:00 amLondon Heathrow
Sep 5
LHR4:05 pmLondon Heathrow
9h 55m
MSY8:00 pmNew Orleans Louis Armstrong
Finnair
Apr 11
MSY1:46 pmNew Orleans Louis Armstrong
15h 04m
1 stop
LHR10:50 amLondon Heathrow
Apr 17
LHR4:05 pmLondon Heathrow
9h 55m
MSY8:00 pmNew Orleans Louis Armstrong

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 January is, on average, the cheapest month to fly to London Heathrow Airport from New Orleans, with most prices found around $729. If you’re not able to fly to London Heathrow Airport in January, then March is your next best option. Flight prices from New Orleans to London Heathrow Airport during March average around $735.

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 $767. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,134.

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 $1,054.

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 26 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $922 when searching 26 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 $787 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.

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

As of March 2025, prices for New Orleans to London Heathrow Airport flights are approximately 16% 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

$344

Fastest flight time

8h 45m

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 $344. The best round-trip flight deal from New Orleans to London Heathrow Airport found on momondo in the last 72 hours is $638.
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, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Finnair, Aer Lingus and Iberia.

  • 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
DeltaPriceFrom $496Free CancellationRating
8.0
7,899 reviews
Search Delta flights
JetBluePriceFrom $562Free CancellationRating
7.3
2,924 reviews
Search JetBlue flights
IberiaPriceFrom $598Free CancellationRating
7.0
2,653 reviews
Search Iberia flights
FinnairPriceFrom $598Free CancellationRating
7.6
1,267 reviews
Search Finnair flights
British AirwaysPriceFrom $608Free CancellationRating
6.6
6,713 reviews
Search British Airways flights
American AirlinesPriceFrom $693Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Virgin AtlanticPriceFrom $722Free CancellationRating
7.4
636 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom $728Free CancellationRating
7.4
8,614 reviews
Search United Airlines flights

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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