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Cheap flights from New Orleans to London Heathrow Airport from £198

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
25 Dec — 1 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from New Orleans Louis Armstrong to London Heathrow are usually found in October or September, booked 12 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Find flight deals from New Orleans to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from New Orleans to Heathrow
Explore the most affordable flight options available from New Orleans to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 November 2025.

Wed 31/1212:48MSY - LHR
1 stop14h 27mBritish Airways
Thu 8/107:40LHR - MSY
2 stops39h 04mBritish Airways
Deal found 23/11£582
Sat 6/1211:37MSY - LHR
1 stop15h 53mJetBlue
Sun 14/1209:20LHR - MSY
1 stop32h 37mJetBlue
Deal found 22/11£596
Wed 31/1214:30MSY - LHR
1 stop11h 25mBrussels Airlines
Thu 8/110:25LHR - MSY
1 stop13h 48mBrussels Airlines
Deal found 23/11£605
Mon 29/1218:03MSY - LHR
1 stop33h 37mUnited Airlines
Wed 7/113:00LHR - MSY
1 stop34h 17mUnited Airlines
Deal found 23/11£615
Mon 29/1218:05MSY - LHR
2 stops20h 30mAir Canada
Wed 7/113:00LHR - MSY
1 stop34h 17mAir Canada
Deal found 23/11£626
Wed 31/1207:00MSY - LHR
2 stops18h 10mAir Canada
Thu 8/109:00LHR - MSY
2 stops20h 44mAir Canada
Deal found 23/11£627
Sun 7/1206:00MSY - LHR
1 stop21h 30mJetBlue
Sun 14/1209:20LHR - MSY
1 stop32h 37mJetBlue
Deal found 21/11£641
Mon 1/1215:20MSY - LHR
2 stops21h 10mScandinavian Airlines
Mon 8/1206:40LHR - MSY
2 stops21h 38mScandinavian Airlines
Deal found 23/11£663
Thu 25/1207:00MSY - LHR
2 stops18h 10mUnited Airlines
Fri 9/111:30LHR - MSY
2 stops40h 59mUnited Airlines
Deal found 22/11£663
Thu 25/1207:00MSY - LHR
2 stops17h 30mMultiple Airlines
Fri 9/112:05LHR - MSY
1 stop15h 46mMultiple Airlines
Deal found 22/11£671
Thu 25/1211:17MSY - LHR
1 stop13h 08mVirgin Atlantic
Fri 9/110:10LHR - MSY
1 stop14h 47mVirgin Atlantic
Deal found 22/11£672

Cheap flight deals from New Orleans to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 November 2025.

Round-trip from

£469

One-way from

£198

Popular in

June

Cheapest in

October

Average price

£648

Good round-trip deal

£953 or less
Lufthansa
  • Lufthansa
  • 6/1-13/1
  • 3 total stops
  • 51h 52m total
  • New Orleans to London
Search Deals
9/12
  • 9/12
  • 3 total stops
  • 33h 50m total
  • New Orleans to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£122 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from New Orleans Louis Armstrong to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New Orleans to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 25 November 2025.
Use the filters below to find and compare flights from New Orleans to London Heathrow Airport that are best for you.

Fly from

New Orleans

Fly to

Heathrow

Route

Depart

Return

Price

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 9/2

11:43-18:30

2 stops24h 47m

London Heathrow

Thu 19/2

06:40-23:16

2 stops22h 36m

£479

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 7/1

09:05-07:10

2 stops16h 05m

London Heathrow

Wed 14/1

06:50-19:45

2 stops18h 55m

£518

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 1/3

14:13-07:30

1 stop11h 17m

London Heathrow

Wed 11/3

06:50-19:48

2 stops17h 58m

£518

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 18/4

17:20-06:30

2 stops31h 10m

London Heathrow

Tue 28/4

06:50-19:43

2 stops18h 53m

£534

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 18/4

18:10-09:40

1 stop33h 30m

London Heathrow

Wed 29/4

15:50-17:03

1 stop31h 13m

£540

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 26/2

20:13-20:45

1 stop18h 32m

London Heathrow

Sat 7/3

08:05-19:18

1 stop17h 13m

£545

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 12/4

05:00-07:40

1 stop20h 40m

London Heathrow

Tue 21/4

08:30-17:03

1 stop14h 33m

£548

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 15/4

14:14-07:40

1 stop11h 26m

London Heathrow

Tue 21/4

08:30-17:03

1 stop14h 33m

£548

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Fri 20/3

07:00-07:10

3 stops19h 10m

London Heathrow

Thu 26/3

06:35-21:19

2 stops19h 44m

£556

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 15/1

12:00-07:10

2 stops13h 10m

London Heathrow

Thu 22/1

06:50-18:13

2 stops17h 23m

£556

Flights are sorted by cheapest return flights first.

Deals found on 23/11

Showing 1-10 of 19 results
1
2

Best time to book a flight from New Orleans to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from New Orleans with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Orleans to London Heathrow Airport

How far ahead should I book a flight from New Orleans to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from New Orleans to Heathrow. Price data was last updated on 21 November 2025.

The price you pay for your flight from New Orleans to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from New Orleans to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of £84). Flying from New Orleans to London Heathrow Airport in June is currently the most expensive (average of £672). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MSY to LHR?

Find hourly flight availability from New Orleans to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 November 2025.

When flying from New Orleans to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 33% versus a flight in the evening.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 25 November 2025.
Check out reviews from past customers who have flown with British Airways from New Orleans to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,535 reviews
Check prices

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,535 reviews
British Airways
6.7
Okay
7,535 reviews
Check prices

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from New Orleans to London Heathrow?

    If you book a flight to London Heathrow from New Orleans, you will be flying from Louis Armstrong, which is the city’s only airport. New Orleans Louis Armstrong (MSY) is located 11.4 mi from the center of New Orleans. There are 2 flights from Louis Armstrong to London Heathrow per day from 1 airline.

  • How long is the flight from New Orleans to London Heathrow Airport?

    A quick flight from New Orleans to London Heathrow Airport can take about 16h 05m. Scandinavian Airlines provides one of the quickest options available for as low as £518. New Orleans and London Heathrow Airport are separated by a distance of 4617 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from New Orleans to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from New Orleans to London Heathrow Airport round-trip from £500. Users have found that British Airways is 24% cheaper than the other options available to this destination.

  • What are the most reliable airlines from New Orleans to London Heathrow Airport?

    The top 3 most reliable airlines when flying from New Orleans to London Heathrow Airport are American Airlines (84%), Aer Lingus (84%) and Finnair (84%).

  • What are the cheapest flights from New Orleans to London Heathrow Airport?

    Looking for the cheapest flight from New Orleans to London Heathrow Airport? While on average our users pay £1,048, our data indicates the cheapest price to be £507. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £469.

  • Can I find deals for flights from New Orleans to Heathrow that include hotel bookings?

    Yes. In addition to deals on New Orleans to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from New Orleans to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Orleans to Heathrow.

  • Can I find deals for business class flights from New Orleans to Heathrow?

    Yes. Cheapflights offers flight deals from New Orleans to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Orleans to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from New Orleans to London Heathrow Airport (average of £84). Flying from New Orleans to London Heathrow Airport in June is currently the most expensive (average of £672). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Orleans to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
New Orleans to Gatwick flights
New Orleans to Stansted flights
Baton Rouge to Heathrow flights
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New Orleans to Luton flights

Top airline flying from New Orleans to Heathrow

Discover the top airline that operate flights from New Orleans to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£500Average£610FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from New Orleans to Heathrow?

Cheapflights helps you search for flights from New Orleans to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from New Orleans to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from New Orleans to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from New Orleans to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from New Orleans to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from New Orleans to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on New Orleans to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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