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Cheap flights from Louisiana to London Heathrow Airport from £229

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
28 Apr — 5 May1
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 29 March 2026.

Mon 14/912:45
SHV
-
LHR
2 stops26h 55m
Scandinavian Airlines
Mon 21/906:40
LHR
-
SHV
2 stops22h 49m
Scandinavian Airlines
Deal found 29/3£608
Fri 30/1017:25
MSY
-
LHR
2 stops46h 10m
United Airlines
Mon 2/1107:40
LHR
-
MSY
2 stops18h 10m
United Airlines
Deal found 24/3£615
Sun 6/917:45
SHV
-
LHR
1 stop11h 50m
United Airlines
Fri 18/917:40
LHR
-
SHV
2 stops27h 55m
United Airlines
Deal found 24/3£630
Sun 16/812:07
MSY
-
LHR
2 stops20h 33m
Lufthansa
Wed 26/810:50
LHR
-
MSY
2 stops17h 42m
Lufthansa
Deal found 25/3£631
Mon 7/912:45
SHV
-
LHR
2 stops23h 45m
Scandinavian Airlines
Fri 18/918:40
LHR
-
SHV
2 stops34h 49m
Scandinavian Airlines
Deal found 28/3£634
Sun 6/911:42
SHV
-
LHR
1 stop15h 18m
British Airways
Fri 18/908:55
LHR
-
SHV
1 stop17h 28m
British Airways
Deal found 24/3£637
Tue 14/412:44
MSY
-
LHR
2 stops19h 56m
Lufthansa
Tue 21/406:30
LHR
-
MSY
2 stops22h 00m
Lufthansa
Deal found 24/3£638
Mon 14/908:20
SHV
-
LHR
1 stop22h 30m
Multiple Airlines
Mon 21/919:25
LHR
-
SHV
2 stops33h 18m
Multiple Airlines
Deal found 26/3£643
Mon 30/1113:40
BTR
-
LHR
2 stops37h 40m
Scandinavian Airlines
Wed 9/1206:40
LHR
-
BTR
2 stops21h 21m
Scandinavian Airlines
Deal found 28/3£648
Wed 16/910:19
MSY
-
LHR
2 stops26h 11m
Scandinavian Airlines
Mon 21/906:40
LHR
-
MSY
2 stops21h 35m
Scandinavian Airlines
Deal found 27/3£648
Sun 13/921:50
MSY
-
LHR
Nonstop8h 50m
Iberia
Wed 23/906:30
LHR
-
MSY
2 stops20h 28m
Iberia
Deal found 25/3£651
Wed 16/911:45
MSY
-
LHR
2 stops16h 55m
Lufthansa
Mon 21/919:30
LHR
-
MSY
2 stops32h 22m
Lufthansa
Deal found 25/3£652

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 29 March 2026.

Round-trip from

£608

One-way from

£229

Popular in

June

Cheapest in

October

Average price

£590

Good one-way deal

£249 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 14/9-21/9
  • 4 total stops
  • 49h 44m total
  • Louisiana to London
Search Deals
British Airways
  • British Airways
  • 28/7
  • 1 total stop
  • 17h 49m total
  • Louisiana to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£139 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 29 March 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

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 14/9

12:45-21:40

2 stops26h 55m

London Heathrow

Mon 21/9

06:40-23:29

2 stops22h 49m

£608

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 7/9

17:45-11:35

1 stop11h 50m

London Heathrow

Fri 18/9

14:10-15:35

2 stops31h 25m

£630

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sun 6/9

11:42-09:00

1 stop15h 18m

London Heathrow

Fri 18/9

08:55-20:23

1 stop17h 28m

£637

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sun 6/9

07:05-06:30

2 stops17h 25m

London Heathrow

Fri 18/9

07:45-19:25

2 stops17h 40m

£647

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 16/9

10:19-07:15

1 stop14h 56m

London Heathrow

Wed 30/9

08:40-18:45

2 stops16h 05m

£655

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 14/4

12:00-16:40

2 stops22h 40m

London Heathrow

Tue 21/4

19:30-17:33

2 stops28h 03m

£659

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 19/9

15:48-07:40

1 stop33h 52m

London Heathrow

Wed 30/9

08:30-10:50

1 stop32h 20m

£666

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 14/9

18:40-12:50

1 stop12h 10m

London Heathrow

Mon 21/9

19:25-22:43

2 stops33h 18m

£681

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sun 16/8

11:18-07:10

1 stop13h 52m

London Heathrow

Wed 26/8

06:30-15:24

2 stops14h 54m

£692

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 14/4

16:08-11:35

1 stop13h 27m

London Heathrow

Tue 21/4

06:55-21:10

2 stops20h 15m

£700

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 49 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, October is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £83). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of £680). 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 29 March 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?

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 11h 50m. Fly via Scandinavian Airlines, United Airlines, or Delta 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 £44 on British Airways. Other airlines that offer cheap prices include Finnair from £74 and LOT from £81 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 (81%), Aer Lingus (81%) or Finnair (81%) 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 £651, our data indicates the cheapest price to be £249. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £648.

  • 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, October is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £83). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of £680). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Swindon
Bedford

Browse thousands of different options on Cheapflights for your next trip

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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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Top 3 airlines flying from Louisiana to Heathrow

Discover the top 3 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 29 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£435Average£600FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£482Average£722FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£527Average£640FlexibilityNo cancel feeOn-time69%
Search United 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 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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