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Cheap flights from London Heathrow Airport to Louisiana from £309

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
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Louisiana

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Louisiana
Explore the most affordable flight options available from Heathrow to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 November 2025.

Thu 4/1207:25LHR - MSY
2 stops19h 55mIcelandair
Thu 11/1207:00MSY - LHR
2 stops17h 55mIcelandair
Deal found 4/11£576
Thu 4/1206:40LHR - MSY
2 stops28h 30mMultiple Airlines
Thu 11/1206:04MSY - LHR
3 stops33h 16mMultiple Airlines
Deal found 4/11£583
Thu 20/1107:25LHR - MSY
2 stops19h 50mIcelandair
Thu 27/1107:00MSY - LHR
2 stops20h 30mIcelandair
Deal found 4/11£585
Thu 27/1112:15LHR - MSY
2 stops25h 39mMultiple Airlines
Thu 11/1205:15MSY - LHR
2 stops23h 35mMultiple Airlines
Deal found 5/11£585
Sat 22/1108:05LHR - MSY
2 stops40h 49mIcelandair
Thu 4/1207:00MSY - LHR
2 stops17h 55mIcelandair
Deal found 4/11£586
Wed 12/1109:20LHR - MSY
1 stop13h 56mJetBlue
Wed 19/1111:40MSY - LHR
1 stop15h 50mJetBlue
Deal found 4/11£588
Tue 2/1219:25LHR - MSY
2 stops29h 24mAustrian Airlines
Tue 9/1212:30MSY - LHR
1 stop12h 10mAustrian Airlines
Deal found 4/11£588
Thu 11/1207:25LHR - MSY
1 stop17h 40mJetBlue
Tue 16/1212:43MSY - LHR
1 stop12h 12mJetBlue
Deal found 4/11£591
Tue 2/1213:25LHR - MSY
3 stops34h 54mMultiple Airlines
Tue 9/1215:20MSY - LHR
3 stops33h 50mMultiple Airlines
Deal found 4/11£592
Wed 3/1217:00LHR - MSY
2 stops36h 37mScandinavian Airlines
Wed 10/1211:26MSY - LHR
2 stops24h 14mScandinavian Airlines
Deal found 4/11£594
Thu 4/1209:20LHR - MSY
1 stop13h 56mJetBlue
Wed 17/1212:43MSY - LHR
1 stop12h 12mJetBlue
Deal found 4/11£601
Wed 12/1108:40LHR - SHV
2 stops20h 48mVirgin Atlantic
Thu 20/1112:41SHV - LHR
1 stop14h 19mVirgin Atlantic
Deal found 3/11£837

Cheap flight deals from Heathrow to Louisiana

Keep the following information in mind while searching for Heathrow to Louisiana flight deals. Data was last updated 6 November 2025.

Round-trip from

£574

One-way from

£309

Popular in

July

Cheapest in

September

Average price

£667

Good round-trip deal

£687 or less

Good one-way deal

£489 or less
JetBlue
  • JetBlue
  • 3/3-6/3
  • 2 total stops
  • 37h 40m total
  • London to Louisiana
Search Deals
9/2
  • 9/2
  • 3 total stops
  • 53h 39m total
  • London to Louisiana
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 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 London Heathrow to Louisiana.
Search Deals
Price to beat on a one-way flight from London Heathrow to Louisiana.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Louisiana 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 6 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Louisiana that are best for you.

Fly from

Heathrow

Fly to

Louisiana

Route

Depart

Return

Price

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 1/5

08:15-16:26

1 stop14h 11m

New Orleans Louis Armstrong

Mon 11/5

12:18-09:30

1 stop15h 12m

£579

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 20/4

08:25-09:15

2 stops30h 50m

New Orleans Louis Armstrong

Mon 27/4

19:40-20:45

2 stops19h 05m

£594

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 1/5

08:15-16:26

1 stop14h 11m

New Orleans Louis Armstrong

Sun 10/5

07:15-06:30

1 stop17h 15m

£595

LondonMonroe

LHR - MLU

LHRMLU

London Heathrow

Wed 29/4

08:20-17:46

1 stop15h 26m

Monroe Huenefeld

Sun 3/5

18:27-08:05

1 stop31h 38m

£624

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

£630

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Fri 6/3

09:55-22:37

2 stops18h 42m

Baton Rouge Ryan

Tue 10/3

18:09-12:15

1 stop13h 06m

£640

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Fri 6/3

11:55-21:53

1 stop15h 58m

Shreveport

Tue 10/3

18:32-12:00

1 stop12h 28m

£641

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Fri 6/3

08:40-22:03

2 stops19h 23m

Baton Rouge Ryan

Tue 10/3

15:20-10:50

2 stops14h 30m

£644

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Fri 6/3

06:30-16:54

2 stops16h 24m

Shreveport

Tue 10/3

12:00-10:15

2 stops17h 15m

£646

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Fri 6/3

06:30-18:09

2 stops17h 39m

Baton Rouge Ryan

Tue 10/3

15:20-09:20

2 stops13h 00m

£646

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 33 results
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Best time to book a flight from Heathrow to Louisiana

Have a flexible travel schedule? Discover the best time to fly to Louisiana 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 Louisiana

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of £467). Flying from London Heathrow Airport to Louisiana in July is currently the most expensive (average of £593). 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 LA?

Find hourly flight availability from Heathrow to Louisiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 November 2025.

When flying from London Heathrow Airport to Louisiana, 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 20% versus a flight in the afternoon.

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

Reviews of airlines servicing Louisiana

Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated 6 November 2025.
See what other customers who have flown with Finnair, Virgin Atlantic, andIberia from London Heathrow Airport to Louisiana have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Food

6.7

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.
Finnair
7.6
Good
1,335 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Food

6.7

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.
Virgin Atlantic
7.5
Good
672 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Food

6.7

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.
Iberia
7.0
Good
3,007 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Food

6.7

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.
Lufthansa
6.8
Okay
7,555 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Food

6.7

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.
British Airways
6.7
Okay
7,496 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Food

6.7

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 Louisiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as £579, JetBlue can have you in Louisiana from London Heathrow Airport in 14h 11m. Airlines will cover 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 are the most popular routes from London Heathrow Airport to Louisiana?

    The most popular flight routes from London Heathrow Airport to Louisiana are London Heathrow - New Orleans Louis Armstrong, London Heathrow - Baton Rouge Ryan and London Heathrow - Shreveport.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Louisiana are American Airlines (78%), Aer Lingus (78%) and Finnair (78%).

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

    Looking at all options, your cheapest flight can be booked for £444. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for £469 on average, our data indicates £1,081 when flying from London Heathrow Airport to Louisiana.

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

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

  • How can I find direct flights from Heathrow to Louisiana?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Louisiana 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 Louisiana?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of £467). Flying from London Heathrow Airport to Louisiana in July is currently the most expensive (average of £593). 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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Alternative routes for Heathrow to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to Los Angeles flights
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Gatwick to Las Vegas flights
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Top 10 airlines flying from Heathrow to Louisiana

Discover the top 10 airlines that operate flights from Heathrow to Louisiana. 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 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£423Average£586FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£471Average£662FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£474Average£582FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£482Average£587FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£502Average£683FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£513Average£726FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£514Average£647FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£535Average£740FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£540Average£641FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest£562Average£845FlexibilityNo cancel feeOn-time71%
Search American Airlines 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 Heathrow to Louisiana?

Cheapflights helps you search for flights from Heathrow to Louisiana 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 Heathrow to Louisiana?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Louisiana by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Louisiana from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Louisiana from Heathrow today and book when prices fit your budget.

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