Cheap flights from London Heathrow Airport to New Orleans from £340

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
27 Jan — 3 Feb1
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 33 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap 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 28 December 2025.

Tue 30/1207:25LHR - MSY
1 stop15h 55mJetBlue
Tue 6/115:50MSY - LHR
1 stop33h 05mJetBlue
Deal found 27/12£794
Sat 27/1209:20LHR - MSY
1 stop30h 39mJetBlue
Sun 28/615:16MSY - LHR
1 stop33h 14mJetBlue
Deal found 26/12£886
Sat 27/1209:20LHR - MSY
1 stop30h 39mJetBlue
Mon 29/612:18MSY - LHR
1 stop15h 12mJetBlue
Deal found 26/12£949
Sat 27/1209:20LHR - MSY
1 stop30h 39mJetBlue
Sat 27/615:16MSY - LHR
1 stop33h 14mJetBlue
Deal found 26/12£960
Tue 30/1207:25LHR - MSY
1 stop15h 55mJetBlue
Sun 4/118:15MSY - LHR
1 stop33h 15mJetBlue
Deal found 27/12£971
Tue 30/1213:45LHR - MSY
Nonstop10h 10mBritish Airways
Tue 6/119:55MSY - LHR
Nonstop8h 40mBritish Airways
Deal found 26/12£991
Tue 30/1213:45LHR - MSY
Nonstop10h 10mAmerican Airlines
Tue 6/117:34MSY - LHR
1 stop12h 26mAmerican Airlines
Deal found 26/12£1,012
Tue 30/1215:10LHR - MSY
1 stop34h 04mLufthansa
Tue 6/114:13MSY - LHR
1 stop11h 17mLufthansa
Deal found 26/12£1,019
Mon 29/1212:20LHR - MSY
1 stop35h 00mJetBlue
Fri 2/112:44MSY - LHR
1 stop12h 11mJetBlue
Deal found 27/12£1,056
Sat 27/1208:05LHR - MSY
1 stop15h 15mJetBlue
Wed 1/712:18MSY - LHR
1 stop15h 12mJetBlue
Deal found 26/12£1,073

Find 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 28 December 2025.

Round-trip from

£525

One-way from

£340

Popular in

December

Cheapest in

September

Average price

£922

Good round-trip deal

£662 or less
United Airlines
  • United Airlines
  • 15/4-22/4
  • 3 total stops
  • 30h 07m total
  • London to New Orleans
JetBlue
  • JetBlue
  • 29/4
  • 1 total stop
  • 14h 11m total
  • London to New Orleans
Highest demand for flights based on searches. 5% potential increase in price (£30 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from London Heathrow to New Orleans Louis Armstrong.

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 28 December 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

Tue 12/5

09:30-19:43

2 stops16h 13m

New Orleans Louis Armstrong

Sun 17/5

11:50-09:35

1 stop15h 45m

£532

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 11/2

10:25-18:08

1 stop13h 43m

New Orleans Louis Armstrong

Wed 18/2

10:37-05:55

1 stop13h 18m

£534

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 29/1

11:35-21:32

1 stop15h 57m

New Orleans Louis Armstrong

Sun 1/2

09:05-07:30

1 stop16h 25m

£537

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 21/1

07:40-18:08

1 stop16h 28m

New Orleans Louis Armstrong

Mon 2/2

15:59-10:15

1 stop12h 16m

£537

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 10/3

11:00-21:29

1 stop15h 29m

New Orleans Louis Armstrong

Mon 23/3

18:21-11:30

1 stop12h 09m

£538

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 14/2

12:05-23:28

1 stop17h 23m

New Orleans Louis Armstrong

Sat 21/2

14:25-11:15

1 stop14h 50m

£538

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sun 8/2

16:00-23:44

1 stop13h 44m

New Orleans Louis Armstrong

Sun 22/2

14:32-09:40

1 stop13h 08m

£538

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Sat 14/2

07:40-18:13

2 stops16h 33m

New Orleans Louis Armstrong

Mon 9/3

15:54-10:50

2 stops13h 56m

£538

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 21/1

06:30-16:20

2 stops15h 50m

New Orleans Louis Armstrong

Mon 2/2

12:55-10:15

2 stops15h 20m

£541

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 9/2

06:30-16:20

2 stops15h 50m

New Orleans Louis Armstrong

Mon 16/2

11:42-07:50

2 stops14h 08m

£542

Flights are sorted by cheapest return flights first.

Deals found on 26/12

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 26 December 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 33 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 £435). Flying from London Heathrow Airport to New Orleans in July is currently the most expensive (average of £558). 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 28 December 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 28 December 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.

Food

6.7

Entertainment

6.9

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

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.

Food

6.7

Entertainment

6.9

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

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.

Food

6.7

Entertainment

6.9

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

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.

Food

6.7

Entertainment

6.9

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

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.

Food

6.7

Entertainment

6.9

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

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.

Food

6.7

Entertainment

6.9

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

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 0 inbound flights from London Heathrow per day. 10 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 United Airlines and Brussels Airlines fly from London Heathrow Airport to New Orleans in about 13h 43m. The time it takes to get you to your destination can typically vary by up to 2h 30m. 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 £408. Additional return tickets that might be worth considering are offered by JetBlue and Icelandair, with the lowest prices starting at £463 and £467, respectively. United Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to New Orleans one-way?

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as £429. Users have also found prices from £488 and £500 on Finnair and Iberia, respectively.

  • 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 (83%), Aer Lingus (83%), Finnair( 83%).

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

    On average you can expect to pay £1,265 for a flight from London Heathrow Airport to New Orleans. The cheapest flight overall is £630 while the most popular route, (London Heathrow - New Orleans Louis Armstrong) is currently priced at £428.

  • 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 £435). Flying from London Heathrow Airport to New Orleans in July is currently the most expensive (average of £558). 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 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£408Average£565FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest£463Average£563FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£467Average£562FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£491Average£599FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£506Average£635FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£508Average£612FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£512Average£644FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£516Average£714FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest£543Average£815FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£563Average£702FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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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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