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Cheap flights from Louisiana to London Heathrow Airport from £186

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 11 November 2025.

Sun 7/1210:32BTR - LHR
1 stop15h 18mKLM
Sun 14/1208:55LHR - BTR
1 stop15h 19mKLM
Deal found 9/11£472
Sun 7/1214:21BTR - LHR
2 stops15h 04mVirgin Atlantic
Sun 14/1208:55LHR - BTR
1 stop17h 02mVirgin Atlantic
Deal found 9/11£475
Fri 12/1214:00BTR - LHR
1 stop14h 15mUnited Airlines
Sun 11/113:25LHR - BTR
2 stops28h 00mUnited Airlines
Deal found 9/11£491
Tue 9/1213:07MSY - LHR
1 stop13h 53mDelta
Tue 16/1206:30LHR - MSY
2 stops18h 34mDelta
Deal found 9/11£510
Tue 9/1210:23MSY - LHR
1 stop14h 27mIberia
Tue 16/1213:45LHR - MSY
Nonstop10h 10mIberia
Deal found 9/11£519
Thu 27/1109:42MSY - LHR
1 stop17h 48mJetBlue
Fri 5/1209:20LHR - MSY
1 stop13h 56mJetBlue
Deal found 10/11£521
Tue 9/1210:35MSY - LHR
2 stops13h 55mMultiple Airlines
Tue 16/1208:30LHR - MSY
2 stops17h 09mMultiple Airlines
Deal found 9/11£523
Wed 3/1212:45MSY - LHR
1 stop12h 10mJetBlue
Sun 7/1207:45LHR - MSY
1 stop33h 05mJetBlue
Deal found 9/11£525
Tue 9/1215:29MSY - LHR
1 stop11h 46mBritish Airways
Tue 16/1208:20LHR - MSY
1 stop14h 40mBritish Airways
Deal found 9/11£526
Thu 11/1213:07MSY - LHR
1 stop12h 43mKLM
Thu 25/1206:30LHR - MSY
2 stops23h 01mKLM
Deal found 10/11£528
Thu 11/1206:15MSY - LHR
1 stop20h 10mMultiple Airlines
Thu 25/1206:50LHR - MSY
2 stops18h 58mMultiple Airlines
Deal found 9/11£530
Wed 10/1215:27MSY - LHR
1 stop11h 33mKLM
Thu 18/1212:30LHR - MSY
1 stop15h 48mKLM
Deal found 9/11£532

Cheap flight deals from Louisiana to Heathrow

Keep the following information in mind while searching for Louisiana to Heathrow flight deals. Data was last updated 11 November 2025.

Round-trip from

£437

One-way from

£186

Popular in

June

Cheapest in

October

Average price

£646

Good round-trip deal

£948 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 16/2-23/2
  • 4 total stops
  • 52h 55m total
  • Louisiana to London
Search Deals
6/12
  • 6/12
  • 3 total stops
  • 33h 50m total
  • Louisiana to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£123 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 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 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 11 November 2025.
Use the filters below to find and compare flights from Louisiana to London Heathrow Airport that are best for you.

Fly from

Louisiana

Fly to

Heathrow

Route

Depart

Return

Price

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 16/2

12:32-16:00

2 stops21h 28m

London Heathrow

Mon 23/2

06:40-22:25

2 stops21h 45m

£437

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sun 7/12

10:32-07:50

1 stop15h 18m

London Heathrow

Sun 14/12

08:55-18:14

1 stop15h 19m

£472

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sun 7/12

10:32-06:50

2 stops14h 18m

London Heathrow

Sun 14/12

09:40-19:57

2 stops16h 17m

£475

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 19/2

14:09-07:30

1 stop11h 21m

London Heathrow

Mon 23/2

07:40-19:33

2 stops17h 53m

£475

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 23/1

11:21-07:50

1 stop14h 29m

London Heathrow

Mon 2/2

08:40-22:15

2 stops19h 35m

£475

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 16/2

17:34-11:40

1 stop12h 06m

London Heathrow

Mon 23/2

08:55-22:25

1 stop19h 30m

£478

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 23/1

17:15-11:40

1 stop12h 25m

London Heathrow

Sun 1/2

11:30-22:15

2 stops16h 45m

£480

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sat 14/2

09:30-07:10

2 stops15h 40m

London Heathrow

Sat 21/2

09:30-21:19

2 stops17h 49m

£482

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 12/12

14:00-10:15

1 stop14h 15m

London Heathrow

Sun 11/1

13:25-11:25

2 stops28h 00m

£491

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 12/12

14:21-09:00

1 stop12h 39m

London Heathrow

Sun 11/1

08:55-22:03

1 stop19h 08m

£491

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 39 results
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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 £84). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of £669). 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 11 November 2025.

A simple way to save on the total cost of your ticket is to fly from Louisiana to London Heathrow Airport at midday. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the evening.

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 14h 18m. Fly via Scandinavian Airlines, KLM, or Virgin Atlantic to get the fastest option. Louisiana and London Heathrow Airport are separated by a distance of 4625 mi. This flight may include one or multiple stops.

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

    Most travelers choose New Orleans Louis Armstrong - London Heathrow, Shreveport - London Heathrow or Baton Rouge Ryan - 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 (88%), Aer Lingus (88%) or Finnair (88%) 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 £1,043, our data indicates the cheapest price to be £504. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £501.

  • 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 £84). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of £669). 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
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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 airline flying from Louisiana to Heathrow

Discover the top airline 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 11 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£498Average£606FlexibilityNo cancel feeOn-time70%
Search British Airways 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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