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Cheap flights from Louisiana to London Heathrow Airport from £224

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
15 Aug — 22 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Louisiana to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Louisiana to Heathrow
Explore the most affordable flight options available from Louisiana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2026.

Sun 18/1009:20
LFT
-
LHR
1 stop16h 25m
United Airlines
Tue 20/1007:25
LHR
-
LFT
2 stops18h 07m
United Airlines
Deal found 16/7£627
Sat 17/1016:10
LFT
-
LHR
1 stop33h 35m
United Airlines
Tue 20/1007:25
LHR
-
LFT
2 stops18h 07m
United Airlines
Deal found 16/7£632
Mon 12/1012:52
SHV
-
LHR
1 stop18h 23m
Multiple Airlines
Wed 21/1006:30
LHR
-
SHV
2 stops16h 05m
Multiple Airlines
Deal found 13/7£658
Mon 12/1016:07
BTR
-
LHR
1 stop13h 28m
United Airlines
Thu 22/1006:55
LHR
-
BTR
2 stops20h 21m
United Airlines
Deal found 16/7£658
Mon 12/1007:20
LFT
-
LHR
1 stop18h 25m
United Airlines
Thu 22/1006:55
LHR
-
LFT
2 stops18h 37m
United Airlines
Deal found 16/7£658
Wed 2/1214:01
LFT
-
LHR
1 stop12h 14m
British Airways
Wed 9/1215:45
LHR
-
LFT
2 stops23h 51m
British Airways
Deal found 13/7£660
Wed 14/1009:35
BTR
-
LHR
2 stops17h 45m
United Airlines
Thu 22/1007:25
LHR
-
BTR
2 stops19h 51m
United Airlines
Deal found 16/7£661
Wed 14/1009:20
LFT
-
LHR
2 stops15h 25m
United Airlines
Wed 21/1007:25
LHR
-
LFT
2 stops18h 07m
United Airlines
Deal found 16/7£661
Mon 12/1014:10
LFT
-
LHR
2 stops16h 40m
United Airlines
Fri 23/1006:55
LHR
-
LFT
2 stops18h 37m
United Airlines
Deal found 16/7£664
Wed 23/911:17
SHV
-
LHR
1 stop18h 18m
United Airlines
Wed 7/1009:30
LHR
-
SHV
2 stops18h 04m
United Airlines
Deal found 15/7£665
Mon 2/1116:25
BTR
-
LHR
1 stop13h 50m
British Airways
Wed 11/1116:30
LHR
-
BTR
2 stops31h 12m
British Airways
Deal found 13/7£666
Tue 13/1005:20
BTR
-
LHR
2 stops19h 10m
United Airlines
Thu 22/1009:30
LHR
-
BTR
2 stops17h 46m
United Airlines
Deal found 16/7£668

Find flight deals from Louisiana to Heathrow

Keep the following information in mind while searching for Louisiana to Heathrow flight deals. Data was last updated 16 July 2026.

Round-trip from

£627

One-way from

£224

Popular in

June

Cheapest in

October

Average price

£1,053

Good one-way deal

£247 or less
United Airlines
  • United Airlines
  • 18/10-20/10
  • 3 total stops
  • 34h 32m total
  • Louisiana to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 12/10
  • 1 total stop
  • 13h 54m total
  • Louisiana to London
Search Deals
Highest demand for flights based on searches. 29% potential increase in price (£219 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a one-way flight from Louisiana to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Louisiana 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 16 July 2026.
Use the filters below to find and compare flights from Louisiana to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 2/12

14:01-08:15

1 stop12h 14m

London Heathrow

Wed 9/12

15:45-09:36

2 stops23h 51m

£660

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 23/9

09:25-07:15

2 stops15h 50m

London Heathrow

Wed 7/10

09:30-21:34

2 stops18h 04m

£669
Fastest return journey

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 6/10

17:15-11:20

1 stop12h 05m

London Heathrow

Thu 15/10

06:30-16:35

2 stops16h 05m

£682

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Fri 9/10

07:05-11:35

1 stop22h 30m

London Heathrow

Thu 15/10

07:25-19:44

2 stops18h 19m

£685

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 26/8

15:35-11:35

1 stop14h 00m

London Heathrow

Wed 2/9

07:25-19:29

2 stops18h 04m

£693

MonroeLondon

MLU - LHR

MLULHR

Monroe Huenefeld

Sun 25/10

12:55-07:50

1 stop13h 55m

London Heathrow

Sun 1/11

08:40-22:21

2 stops19h 41m

£695

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 19/8

09:25-11:35

1 stop20h 10m

London Heathrow

Tue 25/8

14:05-20:50

2 stops36h 45m

£699

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 19/8

07:05-07:45

1 stop18h 40m

London Heathrow

Wed 26/8

14:05-20:50

2 stops36h 45m

£699

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 11/1

07:00-07:40

1 stop18h 40m

London Heathrow

Wed 13/1

10:00-17:42

1 stop13h 42m

£700

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 19/8

09:59-06:20

1 stop14h 21m

London Heathrow

Tue 25/8

16:25-09:29

1 stop23h 04m

£713

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 47 resultsSorted by cheapest first
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Best time to book a flight from Louisiana to Heathrow

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

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

Currently, November is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £38). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of £732). 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 LA to LHR?

Find hourly flight availability from Louisiana 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 16 July 2026.

When flying from Louisiana to London Heathrow Airport, 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 Louisiana to London Heathrow Airport?

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

To ensure you get the cheapest price possible for a flight from Louisiana to London Heathrow Airport, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Heathrow. 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 Louisiana to London Heathrow Airport?

    There are many flights that can get you from Louisiana to London Heathrow Airport in 12h 05m. Fly via British Airways, United Airlines, or KLM to get the fastest option. Louisiana and London Heathrow Airport are separated by a distance of 4634 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as £214 on JetBlue. Other airlines that offer cheap prices include Virgin Atlantic from £251 and British Airways from £291 one-way.

  • What are the most popular routes from Louisiana to London Heathrow Airport?

    Most travelers choose New Orleans Louis Armstrong - London Heathrow, Baton Rouge Ryan - London Heathrow or Shreveport - London Heathrow when deciding on the best route from Louisiana to London Heathrow Airport.

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

    No one likes to see their flight delayed. When booking a flight from Louisiana to London Heathrow Airport consider choosing American Airlines (74%), Aer Lingus (74%) or Finnair (74%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Louisiana to London Heathrow Airport? While on average our users pay £284, our data indicates the cheapest price to be £246. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £580.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £38). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of £732). 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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Alternative routes for Louisiana to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Orlando to Gatwick flights
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LaGuardia to Stansted flights
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Top 2 airlines flying from Louisiana to Heathrow

Discover the top 2 airlines that operate flights from Louisiana 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 16 July 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£520Average£631FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£585Average£711FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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 Louisiana to Heathrow?

When you search for this flight from Louisiana to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Louisiana to Heathrow for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Louisiana to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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