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606 € Cheap Flights from New Orleans Louis Armstrong to London Heathrow

Compare New Orleans Louis Armstrong to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from New Orleans Louis Armstrong Airport to London Heathrow Airport

Looking for a cheap last-minute deal or the best return flight from New Orleans Louis Armstrong Airport to London Heathrow Airport? If you want to travel next month, return fares start from 611 €. Find the lowest prices on one-way and return tickets right here.
London.606 € per passenger.Departing Wed, 9 Sep, returning Wed, 16 Sep.Return flight with Iberia.Outbound indirect flight with Iberia, departs from New Orleans Louis Armstrong on Wed, 9 Sep, arriving in London Heathrow.Inbound indirect flight with Iberia, departs from London Heathrow on Wed, 16 Sep, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 606 €, select.
London.610 € per passenger.Departing Wed, 26 Aug, returning Thu, 3 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Wed, 26 Aug, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Thu, 3 Sep, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 610 €, select.
London.611 € per passenger.Departing Wed, 1 Apr, returning Tue, 7 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Wed, 1 Apr, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Tue, 7 Apr, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 611 €, select.
London.611 € per passenger.Departing Wed, 19 Aug, returning Wed, 26 Aug.Return flight with United.Outbound indirect flight with United, departs from New Orleans Louis Armstrong on Wed, 19 Aug, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Wed, 26 Aug, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 611 €, select.
London.611 € per passenger.Departing Tue, 5 May, returning Thu, 14 May.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Tue, 5 May, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Thu, 14 May, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 611 €, select.
London.611 € per passenger.Departing Tue, 24 Mar, returning Tue, 7 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Tue, 24 Mar, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Tue, 7 Apr, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 611 €, select.
London.617 € per passenger.Departing Wed, 1 Apr, returning Tue, 2 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New Orleans Louis Armstrong on Wed, 1 Apr, arriving in London Heathrow.Inbound indirect flight with Air Canada, departs from London Heathrow on Tue, 2 Feb, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 617 €, select.
London.617 € per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Tue, 27 Oct, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Tue, 3 Nov, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 617 €, select.
London.620 € per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Iberia.Outbound direct flight with Iberia departs from New Orleans Louis Armstrong on Tue, 27 Oct, arriving in London Heathrow.Inbound direct flight with Iberia departs from London Heathrow on Tue, 3 Nov, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 620 €, select.
London.622 € per passenger.Departing Wed, 9 Sep, returning Wed, 16 Sep.Return flight with British Airways.Outbound direct flight with British Airways departs from New Orleans Louis Armstrong on Wed, 9 Sep, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Wed, 16 Sep, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 622 €, select.
London.623 € per passenger.Departing Wed, 19 Aug, returning Wed, 26 Aug.Return flight with British Airways.Outbound direct flight with British Airways departs from New Orleans Louis Armstrong on Wed, 19 Aug, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Wed, 26 Aug, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 623 €, select.
London.626 € per passenger.Departing Tue, 24 Mar, returning Tue, 31 Mar.Return flight with British Airways.Outbound indirect flight with British Airways, departs from New Orleans Louis Armstrong on Tue, 24 Mar, arriving in London Heathrow.Inbound indirect flight with British Airways, departs from London Heathrow on Tue, 31 Mar, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 626 €, select.
London.638 € per passenger.Departing Wed, 21 Oct, returning Tue, 27 Oct.Return flight with Air Canada and Lufthansa.Outbound indirect flight with Air Canada, departs from New Orleans Louis Armstrong on Wed, 21 Oct, arriving in London Heathrow.Inbound indirect flight with Lufthansa, departs from London Heathrow on Tue, 27 Oct, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 638 €, select.
London.652 € per passenger.Departing Wed, 27 Jan, returning Sun, 31 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New Orleans Louis Armstrong on Wed, 27 Jan, arriving in London Heathrow.Inbound indirect flight with Air Canada, departs from London Heathrow on Sun, 31 Jan, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 652 €, select.
London.653 € per passenger.Departing Thu, 3 Sep, returning Thu, 3 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Thu, 3 Sep, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Thu, 3 Dec, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 653 €, select.
London.653 € per passenger.Departing Sat, 25 Apr, returning Sat, 9 May.Return flight with Delta.Outbound indirect flight with Delta, departs from New Orleans Louis Armstrong on Sat, 25 Apr, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Sat, 9 May, arriving in New Orleans Louis Armstrong.Price includes taxes and charges.From 653 €, select.

Find the cheapest month to fly from New Orleans Louis Armstrong to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like New Orleans Louis Armstrong to London Heathrow flights are currently cheapest in September.
Mar
from 626 €
Apr
from 611 €
May
from 611 €
Jun
from 756 €
Jul
from 868 €
Aug
from 611 €
Sep
from 606 €
Oct
from 638 €
Nov
Find prices
Dec
from 654 €
Jan
from 652 €
Feb
Find prices

Direct flights from New Orleans Louis Armstrong to London Heathrow

New Orleans Louis Armstrong to London Heathrow: Alternative routes

Compare routes from New Orleans Louis Armstrong to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

London City

12km from central London
Closest
from 894 €
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London Heathrow

23km from central London
from 606 €
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London Gatwick

40km from central London
Cheapest
from 490 €
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London Luton

45km from central London
from 673 €
Search flights

London Stansted

49km from central London
from 554 €
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London Southend

57km from central London
from 610 €
Search flights

New Orleans to London: Flight information

The things to know before you go.
Cheapest flight found606 €
Cheapest month to flySeptember
Average flight time8 hrs, 47 mins
Most popular airlineAer Lingus
Average flights per week39

Finding cheap flights from New Orleans Louis Armstrong to London Heathrow: Frequently asked questions

The best price we found for a return flight from New Orleans Louis Armstrong to London Heathrow is 606 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
8 hours and 47 minutes is the average flight time from New Orleans Louis Armstrong to London Heathrow.
Aer Lingus, American Airlines and Finnair fly direct from New Orleans Louis Armstrong to London Heathrow.
As of March 2026, there are 39 flights per week flying from New Orleans Louis Armstrong to London Heathrow.
The cheapest month to fly from New Orleans Louis Armstrong to London Heathrow is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from New Orleans Louis Armstrong Airport to London Heathrow Airport on Wednesday, 9 September 2026.
Yes – the average flight time is 8 hours and 47 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Iberia offers the cheapest flight tickets to London Heathrow.

Flying from Louis Armstrong New Orleans International Airport (MSY) to London Heathrow Airport (LHR): what you need to know

  • The average duration of a direct flight from Louis Armstrong New Orleans International Airport to London Heathrow Airport is 8 hours 50 minutes.

  • London is five hours ahead of New Orleans and observes the UTC+0 timezone.

  • Flights from MSY to LHR start from 19:45 — the earliest with British Airways. The last service of the day is at 22:05 with British Airways. In total, there are six weekly Louis Armstrong New Orleans International Airport to London Heathrow Airport flights.

  • To ensure you catch your MSY to LHR flight, leave plenty of time to navigate the airport and find your gate. Arriving two hours before international departures and one hour before domestic flights is the general rule.

  • During popular months like October, you'll want to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead of international flights when you travel during peak periods in general.

  • British Airways is your gateway to discovering London (and maybe even some other great parts of United Kingdom!). Check out the direct flights from Louis Armstrong New Orleans International Airport to London Heathrow Airport offered by this popular carrier.

  • The airline with the highest booking volume on this route is British Airways.

  • Among carriers operating MSY to LHR flights, British Airways has the best record for on-time arrivals.

  • We make it a cinch to book a flight with a stopover. To see your options for tickets from Louis Armstrong New Orleans International Airport to London Heathrow Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to tour the city of your choice. Top stopovers between MSY and LHR include:

    • Hartsfield-Jackson Atlanta International Airport

    • Philadelphia International Airport

    • Charlotte Douglas International Airport

How to find the cheapest flights from Louis Armstrong New Orleans International Airport (MSY) to London Heathrow Airport (LHR)

  • The cheapest price we've found for a one-way Louis Armstrong New Orleans International Airport to London Heathrow Airport flight is 248 €. A round-trip ticket right now is 606 €. Depending on the availability when you book, these fares could change.

  • To score cheap tickets from MSY to LHR, reserve your trip ten months ahead of your departure.

  • The cheapest month for flights from Louis Armstrong New Orleans International Airport to London Heathrow Airport is September. Use the 'Whole month' tool to find the lowest prices if you have a flexible schedule.

  • Never miss a deal on cheap flights from MSY to LHR by setting up a Price Alert. You'll get an email or notification on the app when fares go down.

  • Select your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Louis Armstrong New Orleans International Airport to London Heathrow Airport.

Handy information about Louis Armstrong New Orleans International Airport (MSY)

  • You'll find MSY at 900 Airline Highway.

  • Louis Armstrong New Orleans International Airport has an excellent on-time performance, making delays less likely. Departures from MSY make it to their destination as scheduled 81.19% of the time.

  • To get to Louis Armstrong New Orleans International Airport from central New Orleans, it takes around 20 minutes by car. This depends on traffic though. It's approximately 24 kilometres from the airport to the city centre.

  • The journey on public transport takes roughly 50 minutes.

  • Booked an early flight from Louis Armstrong New Orleans International Airport to London Heathrow Airport? Avoid the hassle of rushing to the terminal (and enjoy a little extra shut-eye) by picking one of these hotels close to MSY:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • From London Heathrow Airport, London is approximately 31 kilometres away. It takes around 55 minutes to reach the centre driving.

  • Getting there by public transport takes roughly 1 hour.

When to fly to London Heathrow Airport (LHR)

  • July is the busiest month for flights from Louis Armstrong New Orleans International Airport to London Heathrow Airport. To avoid the crowds, head to London in February.

  • The warmest month in London is July, with the temperature ranging between 11ºC (52ºF) and 26ºC (79ºF). Lock in your flights from Louis Armstrong New Orleans International Airport to London Heathrow Airport in this month if this is the kind of weather you like.

  • Search for cheap tickets from MSY to LHR in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of United Kingdom

  • Birmingham is just one of the many places in United Kingdom waiting to be discovered once you've seen the sights of London. Around 161 kilometres away to the north-west, check out popular attractions including Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • Around 177 kilometres west of London, Bristol is another essential stop in United Kingdom. Experience this destination's highlights firsthand at Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Plan the rest of your trip from New Orleans to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.