Cheap flights from London Heathrow Airport to New Orleans from £308

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London Heathrow to New Orleans Louis Armstrong are usually found in September or January, booked 72 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Heathrow to New Orleans

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to New Orleans (MSY). 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 7 November 2025.

Round-trip from

£574

One-way from

£308

Popular in

December

Cheapest in

September

Average price

£655

Good round-trip deal

£684 or less

Good one-way deal

£487 or less
Icelandair
  • Icelandair
  • 8/2-22/2
  • 2 total stops
  • 46h 57m total
  • London to New Orleans
9/2
  • 9/2
  • 3 total stops
  • 53h 39m total
  • London to New Orleans
Highest demand for flights based on searches. 2% potential increase in price (£14 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from London Heathrow to New Orleans Louis Armstrong.
Price to beat on a one-way flight from London Heathrow to New Orleans Louis Armstrong.

Find flight deals from Heathrow to New Orleans

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to New Orleans
Explore the most affordable flight options available from Heathrow to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Tue 9/1207:25LHR - MSY
2 stops34h 32mIcelandair
Tue 16/1207:00MSY - LHR
2 stops41h 55mIcelandair
Deal found 6/11£577
Thu 27/1112:15LHR - MSY
2 stops25h 39mMultiple Airlines
Thu 11/1205:15MSY - LHR
2 stops23h 35mMultiple Airlines
Deal found 5/11£583
Wed 12/1109:20LHR - MSY
1 stop13h 56mJetBlue
Wed 19/1111:40MSY - LHR
1 stop15h 50mJetBlue
Deal found 4/11£585
Thu 11/1207:25LHR - MSY
1 stop17h 40mJetBlue
Tue 16/1212:43MSY - LHR
1 stop12h 12mJetBlue
Deal found 4/11£588
Thu 4/1209:20LHR - MSY
1 stop13h 56mJetBlue
Wed 17/1212:43MSY - LHR
1 stop12h 12mJetBlue
Deal found 6/11£595
Fri 5/1219:50LHR - MSY
3 stops31h 52mMultiple Airlines
Thu 11/1205:15MSY - LHR
3 stops29h 10mMultiple Airlines
Deal found 6/11£599
Tue 2/1219:25LHR - MSY
2 stops30h 14mAustrian Airlines
Tue 9/1212:30MSY - LHR
1 stop12h 10mAustrian Airlines
Deal found 6/11£606
Tue 2/1213:25LHR - MSY
3 stops34h 54mMultiple Airlines
Tue 9/1215:20MSY - LHR
3 stops33h 50mMultiple Airlines
Deal found 6/11£609
Tue 9/1210:05LHR - MSY
1 stop14h 55mBritish Airways
Tue 16/1219:55MSY - LHR
Nonstop8h 40mBritish Airways
Deal found 6/11£610

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to New Orleans that are best for you.

Fly from

Heathrow

Fly to

New Orleans

Route

Depart

Return

Price

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 11/12

07:25-19:05

1 stop17h 40m

New Orleans Louis Armstrong

Tue 16/12

12:43-06:55

1 stop12h 12m

£588

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sun 11/1

21:05-22:58

3 stops31h 53m

New Orleans Louis Armstrong

Wed 14/1

07:00-14:35

3 stops25h 35m

£592

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 4/12

09:20-17:16

1 stop13h 56m

New Orleans Louis Armstrong

Wed 17/12

12:43-06:55

1 stop12h 12m

£598

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 27/1

07:30-19:14

2 stops17h 44m

New Orleans Louis Armstrong

Thu 5/2

09:05-07:55

2 stops16h 50m

£616

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 13/4

07:25-19:50

2 stops18h 25m

New Orleans Louis Armstrong

Mon 27/4

12:10-07:40

1 stop13h 30m

£627

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 10/4

08:25-11:05

1 stop32h 40m

New Orleans Louis Armstrong

Mon 13/4

19:40-06:30

1 stop28h 50m

£629

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 5/12

08:30-19:39

2 stops17h 09m

New Orleans Louis Armstrong

Thu 11/12

10:35-07:10

2 stops14h 35m

£639

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 8/1

07:30-19:14

2 stops17h 44m

New Orleans Louis Armstrong

Thu 22/1

12:40-08:25

2 stops13h 45m

£645

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 21/2

08:30-22:38

2 stops20h 08m

New Orleans Louis Armstrong

Sun 8/3

17:49-09:40

1 stop34h 51m

£655

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 6/3

07:30-22:30

2 stops21h 00m

New Orleans Louis Armstrong

Sun 15/3

17:49-09:40

1 stop34h 51m

£657

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 21 results
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Best time to book a flight from Heathrow to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Heathrow 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 London Heathrow Airport to New Orleans

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

Use this chart to determine the optimal time to book a return flight from Heathrow to New Orleans. Price data was last updated on 31 October 2025.

The price you pay for your flight from London Heathrow Airport to New Orleans may vary depending on when you book. For the best chance of a lower fare, look to book 72 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 London Heathrow Airport to New Orleans?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to New Orleans (average of £451). Flying from London Heathrow Airport to New Orleans in December is currently the most expensive (average of £598). 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 LHR to MSY?

Find hourly flight availability from Heathrow to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

When flying from London Heathrow Airport to New Orleans, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 12% versus a flight in the afternoon.

How much does it cost for a return flight from London Heathrow Airport to New Orleans?

Reviews of airlines servicing New Orleans

Get insights into the airlines that provide service to New Orleans. 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 New Orleans. Reviews last updated 7 November 2025.
Check out reviews from past customers who have flown with Finnair, Virgin Atlantic, andIberia from London Heathrow Airport to New Orleans 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.

Boarding

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Overall

7.6

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Boarding

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Overall

7.6

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Boarding

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Overall

7.6

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Boarding

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Overall

7.6

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Boarding

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Overall

7.6

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Boarding

7.6

Comfort

7.4

Food

6.7

Crew

8.1

Overall

7.6

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to New Orleans. 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 into for flights to New Orleans from London Heathrow?

    For a flight from London Heathrow to New Orleans, you will be flying into Louis Armstrong. New Orleans Louis Armstrong (MSY) is just 11.4 mi from the center of the city. Louis Armstrong is the only New Orleans airport and it handles 1 inbound flight from London Heathrow per day. 11 airlines have flights to New Orleans Louis Armstrong from London Heathrow on a regular basis.

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

    Airlines like JetBlue and United Airlines fly from London Heathrow Airport to New Orleans in about 17h 40m. The time it takes to get you to your destination can typically vary by up to 04m. Airlines will cover a distance of 4617 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from London Heathrow Airport to New Orleans round-trip?

    Flying on United Airlines is currently your cheapest option to New Orleans, with prices starting at £421. Additional return tickets that might be worth considering are offered by KLM and Icelandair, with the lowest prices starting at £468 and £471, respectively. United Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight to New Orleans from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (78%), Aer Lingus (78%), Finnair( 78%).

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

    On average you can expect to pay £1,076 for a flight from London Heathrow Airport to New Orleans. The cheapest flight overall is £442 while the most popular route, (London Heathrow - New Orleans Louis Armstrong) is currently priced at £469.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to New Orleans 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 London Heathrow Airport to New Orleans?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to New Orleans (average of £451). Flying from London Heathrow Airport to New Orleans in December is currently the most expensive (average of £598). 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

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Top 10 airlines flying from Heathrow to New Orleans

Discover the top 10 airlines that operate flights from Heathrow to New Orleans. 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 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£421Average£584FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£468Average£662FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£471Average£579FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£480Average£584FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£511Average£644FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£522Average£658FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£531Average£674FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£532Average£736FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£538Average£638FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest£560Average£841FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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

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

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

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

Yes, Cheapflights offers price alerts on Heathrow to New Orleans 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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