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Cheap flights from London Heathrow Airport to Louisiana from £289

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
24 Aug — 31 Aug1
1 adult

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 19 August 2025.

Round-trip from

£452

One-way from

£289

Popular in

August

Cheapest in

March

Average price

£796

Good round-trip deal

£628 or less

Good one-way deal

£595 or less
19/9-28/9
  • 19/9-28/9
  • 4 total stops
  • 56h 41m total
  • London to Louisiana
Search Deals
6/9
  • 6/9
  • 2 total stops
  • 30h 49m total
  • London to Louisiana
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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

Find flight deals from Heathrow to Louisiana

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 19 August 2025.

Fri 19/907:40LHR - MSY
2 stops27h 16mMultiple Airlines
Sun 28/908:00MSY - LHR
2 stops29h 25mMultiple Airlines
Deal found 18/8£452
Tue 16/908:25LHR - MSY
1 stop33h 11mJetBlue
Tue 23/912:21MSY - LHR
1 stop12h 09mJetBlue
Deal found 17/8£464
Tue 9/908:25LHR - MSY
1 stop33h 11mJetBlue
Tue 23/912:21MSY - LHR
1 stop12h 09mJetBlue
Deal found 18/8£468
Wed 10/908:25LHR - MSY
1 stop33h 11mJetBlue
Wed 17/912:21MSY - LHR
1 stop12h 09mJetBlue
Deal found 17/8£471
Fri 12/907:40LHR - MSY
2 stops27h 16mMultiple Airlines
Fri 26/908:00MSY - LHR
2 stops28h 20mMultiple Airlines
Deal found 17/8£473
Sun 14/914:45LHR - BTR
2 stops33h 21mVirgin Atlantic
Sun 21/916:39BTR - LHR
1 stop32h 06mVirgin Atlantic
Deal found 17/8£481
Thu 2/1011:55LHR - MSY
1 stop27h 31mJetBlue
Thu 9/1015:24MSY - LHR
1 stop12h 06mJetBlue
Deal found 18/8£484
Thu 4/911:55LHR - MSY
1 stop27h 54mJetBlue
Mon 8/910:34MSY - LHR
1 stop28h 11mJetBlue
Deal found 19/8£485
Wed 5/1107:25LHR - MSY
1 stop17h 40mJetBlue
Wed 12/1111:40MSY - LHR
1 stop15h 50mJetBlue
Deal found 18/8£489
Wed 1/1011:55LHR - MSY
1 stop27h 31mJetBlue
Wed 8/1012:29MSY - LHR
1 stop12h 01mJetBlue
Deal found 17/8£490
Tue 11/1107:25LHR - MSY
1 stop17h 40mJetBlue
Tue 9/1213:00MSY - LHR
1 stop11h 55mJetBlue
Deal found 19/8£493
Wed 3/1207:25LHR - MSY
1 stop17h 34mJetBlue
Mon 8/1211:35MSY - LHR
1 stop15h 55mJetBlue
Deal found 17/8£494

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 19 August 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 19/9

07:40-04:56

2 stops27h 16m

New Orleans Louis Armstrong

Sun 28/9

08:00-19:25

2 stops29h 25m

£452

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 16/9

08:25-11:36

1 stop33h 11m

New Orleans Louis Armstrong

Tue 23/9

12:21-06:30

1 stop12h 09m

£464

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 9/9

08:25-11:36

1 stop33h 11m

New Orleans Louis Armstrong

Tue 23/9

12:21-06:30

1 stop12h 09m

£468

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 10/9

08:25-11:36

1 stop33h 11m

New Orleans Louis Armstrong

Wed 17/9

12:21-06:30

1 stop12h 09m

£471

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 12/9

07:40-04:56

2 stops27h 16m

New Orleans Louis Armstrong

Fri 26/9

08:00-18:20

2 stops28h 20m

£473

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 12/9

07:40-04:56

2 stops27h 16m

New Orleans Louis Armstrong

Sun 21/9

08:00-18:55

2 stops28h 55m

£473

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Sun 14/9

14:45-18:06

2 stops33h 21m

Baton Rouge Ryan

Sun 21/9

16:39-06:45

1 stop32h 06m

£481

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 2/10

11:55-09:26

1 stop27h 31m

New Orleans Louis Armstrong

Thu 9/10

15:24-09:30

1 stop12h 06m

£484

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 4/9

11:55-09:49

1 stop27h 54m

New Orleans Louis Armstrong

Mon 8/9

10:34-20:45

1 stop28h 11m

£485

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 5/11

07:25-19:05

1 stop17h 40m

New Orleans Louis Armstrong

Wed 12/11

11:40-09:30

1 stop15h 50m

£489

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 29 results
1
2
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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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of £724). Flying from London Heathrow Airport to Louisiana in July is currently the most expensive (average of £1,029). 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 19 August 2025.

When flying from London Heathrow Airport to Louisiana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 19 August 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
1,320 reviews
Check prices

Comfort

7.5

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Crew

8.1

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
1,320 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Comfort

7.5

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Crew

8.1

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
7.4
Good
657 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Comfort

7.5

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Crew

8.1

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
2,885 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Comfort

7.5

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Crew

8.1

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
7,334 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Comfort

7.5

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Crew

8.1

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
7,283 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Comfort

7.5

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Crew

8.1

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 £506, JetBlue can have you in Louisiana from London Heathrow Airport in 20h 51m. Airlines will cover a distance of 4625 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 (55%), Aer Lingus (55%) and Finnair (55%).

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

    Looking at all options, your cheapest flight can be booked for £582. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for £452 on average our data indicates £855 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of £724). Flying from London Heathrow Airport to Louisiana in July is currently the most expensive (average of £1,029). 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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Gatwick to Las Vegas flights
Stansted to Boston flights
Heathrow to George Bush Intcntl flights
Luton to Los Angeles flights
Heathrow to Reagan-National flights
Gatwick to Dulles Intl flights
Gatwick to O'Hare Intl flights
Stansted to Orlando flights
London City to San Francisco flights
London City to Dulles Intl flights
London City to O'Hare Intl flights
Heathrow to Nashville flights
Heathrow to Midway flights

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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£407Average£545FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest£419Average£583FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£446Average£522FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£453Average£638FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£492Average£700FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£495Average£681FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£496Average£664FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£506Average£637FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£515Average£712FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IberiaCheapest£562Average£718FlexibilityNo cancel feeOn-time77%
Search Iberia 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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