Cheap flights from London Heathrow Airport to New Orleans from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to New Orleans departing on 9/12. 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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Find the cheapest flights from London Heathrow Airport to New Orleans (LHR-MSY)

Cheap round-trip flights

 Logo
1:50 pm - 11:38 pmLHR-MSY
15h 48m1 stop
 Logo
5:45 am - 5:50 amMSY-LHR
18h 05m1 stop
Thu, Oct 9 - Mon, Oct 13
 Logo
9:50 am - 4:56 amLHR-MSY
25h 06m2 stops
 Logo
3:53 pm - 8:20 pmMSY-LHR
22h 27m2 stops
Thu, Oct 2 - Sun, Oct 5
 Logo
8:20 am - 11:38 pmLHR-MSY
21h 18m1 stop
 Logo
5:45 am - 1:30 pmMSY-LHR
25h 45m2 stops
Thu, Oct 9 - Mon, Oct 13
 Logo
7:40 am - 4:56 amLHR-MSY
27h 16m2 stops
 Logo
10:46 am - 8:20 pmMSY-LHR
27h 34m3 stops
Thu, Sep 25 - Wed, Oct 8
JetBlue Logo
7:25 am - 6:59 pmLHR-MSY
17h 34m1 stop
JetBlue Logo
6:38 am - 9:30 amMSY-LHR
20h 52m1 stop
$709JetBlue
Find Deal
Tue, Dec 2 - Tue, Dec 9
Virgin Atlantic Logo
2:45 pm - 6:46 pmLHR-MSY
34h 01m2 stops
Virgin Atlantic Logo
10:57 am - 6:20 amMSY-LHR
13h 23m2 stops
$712Virgin Atlantic
Find Deal
Tue, Sep 9 - Tue, Sep 30
British Airways Logo
1:45 pm - 5:55 pmLHR-MSY
10h 10mnonstop
British Airways Logo
7:55 pm - 10:35 amMSY-LHR
8h 40mnonstop
$723British Airways
Find Deal
Tue, Dec 2 - Tue, Dec 9
Finnair Logo
12:15 pm - 11:48 pmLHR-MSY
17h 33m1 stop
Finnair Logo
6:34 am - 12:30 pmMSY-LHR
23h 56m1 stop
$730Finnair
Find Deal
Mon, Sep 22 - Wed, Oct 1
JetBlue Logo
12:20 pm - 8:52 amLHR-MSY
26h 32m1 stop
JetBlue Logo
11:35 am - 8:45 pmMSY-LHR
27h 10m1 stop
$733JetBlue
Find Deal
Sat, Nov 22 - Tue, Dec 2
Finnair Logo
4:05 pm - 8:00 pmLHR-MSY
9h 55mnonstop
Finnair Logo
11:15 am - 6:25 amMSY-LHR
13h 10m1 stop
$736Finnair
Find Deal
Wed, Oct 8 - Mon, Oct 13

JetBlue flights from London Heathrow Airport to New Orleans

Our best JetBlue deals on London Heathrow Airport to New Orleans flight tickets
JetBlue
Dec 2
LHR7:25 amLondon Heathrow
17h 34m
1 stop
MSY6:59 pmNew Orleans Louis Armstrong
Dec 9
MSY6:38 amNew Orleans Louis Armstrong
20h 52m
1 stop
LHR9:30 amLondon Heathrow
JetBlue
Nov 22
LHR12:20 pmLondon Heathrow
26h 32m
1 stop
MSY8:52 amNew Orleans Louis Armstrong
Dec 2
MSY11:35 amNew Orleans Louis Armstrong
27h 10m
1 stop
LHR8:45 pmLondon Heathrow
JetBlue
Sep 26
LHR8:15 amLondon Heathrow
31h 29m
1 stop
MSY9:44 amNew Orleans Louis Armstrong
Oct 3
MSY3:22 pmNew Orleans Louis Armstrong
12h 08m
1 stop
LHR9:30 amLondon Heathrow

American Airlines flights from London Heathrow Airport to New Orleans

Our best American Airlines deals on London Heathrow Airport to New Orleans flight tickets
American Airlines
Sep 10
LHR4:05 pmLondon Heathrow
9h 55m
MSY8:00 pmNew Orleans Louis Armstrong
Sep 17
MSY9:50 pmNew Orleans Louis Armstrong
8h 50m
LHR12:40 pmLondon Heathrow
American Airlines
Sep 3
LHR4:05 pmLondon Heathrow
9h 55m
MSY8:00 pmNew Orleans Louis Armstrong
Sep 10
MSY1:10 pmNew Orleans Louis Armstrong
12h 10m
1 stop
LHR7:20 amLondon Heathrow
American Airlines
Sep 3
LHR4:05 pmLondon Heathrow
9h 55m
MSY8:00 pmNew Orleans Louis Armstrong
Sep 10
MSY9:50 pmNew Orleans Louis Armstrong
8h 50m
LHR12:40 pmLondon Heathrow

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to New Orleans 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 28, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to New Orleans that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 10/9

1:50 pm-11:38 pm

1 stop15h 48m

New Orleans Louis Armstrong

Mon 10/13

5:45 am-5:50 am

1 stop18h 05m

$629

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 10/2

9:50 am-4:56 am

2 stops25h 06m

New Orleans Louis Armstrong

Sun 10/5

3:53 pm-8:20 pm

2 stops22h 27m

$638

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 10/9

8:20 am-11:38 pm

1 stop21h 18m

New Orleans Louis Armstrong

Mon 10/13

5:45 am-1:30 pm

2 stops25h 45m

$642

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 9/25

7:40 am-4:56 am

2 stops27h 16m

New Orleans Louis Armstrong

Wed 10/8

10:46 am-8:20 pm

3 stops27h 34m

$645

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 12/2

7:25 am-6:59 pm

1 stop17h 34m

New Orleans Louis Armstrong

Tue 12/9

6:38 am-9:30 am

1 stop20h 52m

$709

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 9/9

2:45 pm-6:46 pm

2 stops34h 01m

New Orleans Louis Armstrong

Tue 9/30

10:57 am-6:20 am

2 stops13h 23m

$712

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 12/2

1:45 pm-5:55 pm

Nonstop10h 10m

New Orleans Louis Armstrong

Tue 12/9

7:55 pm-10:35 am

Nonstop8h 40m

$723

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 9/22

12:15 pm-11:48 pm

1 stop17h 33m

New Orleans Louis Armstrong

Wed 10/1

6:34 am-12:30 pm

1 stop23h 56m

$730

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 11/22

12:20 pm-8:52 am

1 stop26h 32m

New Orleans Louis Armstrong

Tue 12/2

11:35 am-8:45 pm

1 stop27h 10m

$733

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 10/8

4:05 pm-8:00 pm

Nonstop9h 55m

New Orleans Louis Armstrong

Mon 10/13

11:15 am-6:25 am

1 stop13h 10m

$736

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 New Orleans from

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

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 cheapest month to fly to New Orleans?

The cheapest month to fly to New Orleans from London Heathrow Airport is in March. Flight prices, which tend to average around $787, are often lower during this time because this is during the off-season. If you are unable to visit New Orleans during the month of March, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around $789.

What is the cheapest day to depart on your flight to New Orleans?

The cheapest day to depart from London Heathrow Airport to New Orleans is on a Wednesday when prices can be found for as low as $858. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to New Orleans for around $1,459.

What is the cheapest time of day to depart on your flight to New Orleans?

The cheapest time of day to fly to New Orleans is at noon when flights can be purchased for as low as $909. In the afternoon is when there is more demand to fly to New Orleans, so prices are often more expensive at around $989 per ticket.

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

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

How far in advance should I book a flight to New Orleans?

You are more likely to see cheaper flights to New Orleans from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to New Orleans for around $902 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Orleans from London Heathrow Airport for as low as $790 on momondo.

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

There are 3 cabin classes available to choose from on London Heathrow to New Orleans Louis Armstrong 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 London Heathrow Airport to New Orleans flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to New Orleans.

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

As of August 2025, prices for London Heathrow Airport to New Orleans flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to New Orleans

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

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

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

Best Price Found

$903

Fastest flight time

9h 55m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in New Orleans

1 airport
The best one-way flight to New Orleans from London Heathrow Airport in the past 72 hours is $903. The best round-trip flight deal from London Heathrow Airport to New Orleans found on momondo in the last 72 hours is $832.
The fastest flight from London Heathrow Airport to New Orleans takes 9h 55m
Direct flights go from London Heathrow Airport to New Orleans on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near New Orleans: New Orleans Louis Armstrong (MSY)
  • How far is London Heathrow to New Orleans Louis Armstrong by plane?

    The straight-line distance from London Heathrow to New Orleans Louis Armstrong is 4611.0 mi. Typically, this will take 9h 55m by plane in normal conditions.

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

    Prices for flights from London Heathrow Airport to New Orleans Louis Armstrong Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to New Orleans Louis Armstrong Airport.

  • What documentation or ID do you need to fly to New Orleans Louis Armstrong Airport?

    The necessary travel and health documents for your New Orleans Louis Armstrong Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from London Heathrow Airport to New Orleans

Compare and see reviews for airlines that fly from London Heathrow Airport to New Orleans with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $689Free CancellationRating
6.7
7,316 reviews
Search British Airways flights
  • British Airways Flights From London Heathrow Airport to New Orleans

    Across 4 British Airways flights from London Heathrow Airport to New Orleans this week, the average price was $950, with the best British Airways deals starting from $689 round-trip. 7,316 users have rated British Airways on momondo, with an average score of 6.7/10.

Traveling to a place near New Orleans?

Book flights to New Orleans if you plan to visit one of these locations
Metairie
Hammond
Houma
Slidell
Kenner
Covington
Gonzales
Gretna
Thibodaux
Lockport
Springfield

Why use momondo?

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

Finding the right flight to New Orleans from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to New Orleans quick and easy, saving you time and money.

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

Flights from London to New Orleans with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and New Orleans 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 London to New Orleans right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to New Orleans from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your New Orleans trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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1 adult
Tue 9/2
Tue 9/9

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