Find flights
Deals
When to book
FAQs

Cheap flights from Louisiana to London Heathrow Airport from £246

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
9 Jul — 16 Jul1
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 9 June 2026.

Mon 14/911:41
SHV
-
LHR
1 stop15h 24m
Multiple Airlines
Mon 21/919:25
LHR
-
SHV
2 stops33h 14m
Multiple Airlines
Deal found 4/6£676
Wed 2/1214:01
LFT
-
LHR
1 stop15h 59m
British Airways
Mon 7/1219:05
LHR
-
LFT
2 stops20h 31m
British Airways
Deal found 8/6£681
Sat 5/916:10
BTR
-
LHR
1 stop33h 35m
United Airlines
Thu 10/907:25
LHR
-
BTR
2 stops20h 03m
United Airlines
Deal found 7/6£682
Sun 1/1112:06
BTR
-
LHR
1 stop13h 24m
United Airlines
Wed 18/1109:30
LHR
-
BTR
2 stops17h 41m
United Airlines
Deal found 7/6£687
Mon 28/912:05
BTR
-
LHR
1 stop13h 40m
United Airlines
Fri 2/1014:10
LHR
-
BTR
2 stops27h 08m
United Airlines
Deal found 8/6£688
Mon 14/918:38
SHV
-
LHR
1 stop12h 12m
British Airways
Mon 21/917:10
LHR
-
SHV
2 stops54h 58m
British Airways
Deal found 8/6£690
Mon 5/1009:25
SHV
-
LHR
2 stops16h 55m
United Airlines
Mon 12/1007:25
LHR
-
SHV
2 stops18h 07m
United Airlines
Deal found 4/6£696
Sat 5/918:14
BTR
-
LHR
1 stop30h 06m
British Airways
Thu 10/914:25
LHR
-
BTR
1 stop13h 11m
British Airways
Deal found 7/6£697
Sun 27/917:46
SHV
-
LHR
1 stop11h 49m
United Airlines
Sat 3/1009:30
LHR
-
SHV
2 stops18h 04m
United Airlines
Deal found 5/6£700
Wed 16/909:20
LFT
-
LHR
1 stop16h 25m
United Airlines
Mon 21/915:30
LHR
-
LFT
2 stops34h 02m
United Airlines
Deal found 8/6£702
Wed 19/811:17
SHV
-
LHR
1 stop14h 28m
United Airlines
Tue 25/814:05
LHR
-
SHV
2 stops30h 40m
United Airlines
Deal found 7/6£705
Wed 19/809:25
SHV
-
LHR
1 stop16h 20m
United Airlines
Wed 26/814:05
LHR
-
SHV
2 stops30h 40m
United Airlines
Deal found 4/6£706

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 9 June 2026.

Round-trip from

£676

One-way from

£246

Popular in

June

Cheapest in

October

Average price

£1,054

Good one-way deal

£1,181 or less
14/9-21/9
  • 14/9-21/9
  • 3 total stops
  • 48h 38m total
  • Louisiana to London
Search Deals
British Airways
  • British Airways
  • 21/10
  • 1 total stop
  • 12h 10m total
  • Louisiana to London
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (£225 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 9 June 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

14:01-12:05

2 stops16h 04m

London Heathrow

Mon 7/12

17:25-09:36

2 stops22h 11m

£687

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 28/9

12:05-07:45

1 stop13h 40m

London Heathrow

Fri 2/10

14:10-11:18

2 stops27h 08m

£688

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 14/9

18:38-12:50

1 stop12h 12m

London Heathrow

Mon 21/9

17:10-18:08

2 stops54h 58m

£690

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sun 1/11

12:06-10:15

1 stop16h 09m

London Heathrow

Wed 18/11

12:05-21:11

1 stop15h 06m

£699

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Sun 27/9

17:46-11:35

1 stop11h 49m

London Heathrow

Sat 3/10

09:30-21:34

2 stops18h 04m

£700

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 19/8

11:17-07:45

1 stop14h 28m

London Heathrow

Tue 25/8

14:05-14:45

2 stops30h 40m

£705

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 19/8

16:28-12:35

1 stop14h 07m

London Heathrow

Wed 26/8

14:05-14:45

2 stops30h 40m

£706

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 14/10

20:07-14:25

1 stop12h 18m

London Heathrow

Mon 19/10

20:00-17:00

2 stops51h 00m

£714

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 14/10

11:00-13:05

2 stops20h 05m

London Heathrow

Mon 19/10

06:30-22:05

2 stops21h 35m

£719

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 16/9

17:01-14:25

1 stop15h 24m

London Heathrow

Mon 21/9

08:55-16:29

1 stop13h 34m

£732

Flights are sorted by cheapest return flights first.

Deals found on 5/6

Showing 1-10 of 47 resultsSorted by cheapest first
1
2
3
...
5

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 January is currently the most expensive (average of £561). 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 9 June 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 13h 40m. Fly via British Airways, United Airlines, 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 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 £216 on JetBlue. Other airlines that offer cheap prices include Virgin Atlantic from £254 and British Airways from £294 one-way.

  • 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 Lafayette Regional - 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 (80%), Aer Lingus (80%) or Finnair (80%) 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 £1,181, our data indicates the cheapest price to be £257. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £678.

  • 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 January is currently the most expensive (average of £561). 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
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Northampton
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Swindon
Ipswich
Romford
Guildford
Poole

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisiana to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to London City flights
LaGuardia to Heathrow flights
Boston to Heathrow flights
Dulles Intl to Heathrow flights
Los Angeles to Heathrow flights
LaGuardia to Gatwick flights
San Francisco to Heathrow flights
Baltimore to Heathrow flights
Dallas/Fort Worth to Heathrow flights
O'Hare Intl to Heathrow flights
Boston to Gatwick flights
Seattle to Heathrow flights
Newark to Stansted flights
Newark to Luton flights
Orlando to Heathrow flights
Atlanta to Heathrow flights
Hobby to Heathrow flights
Miami to Heathrow flights
Boston to London City flights
Dulles Intl to Gatwick flights
Reagan-National to Heathrow flights
Boston to Stansted flights
Dulles Intl to London City flights
Los Angeles to Gatwick flights
Philadelphia to Heathrow flights
Denver to Heathrow flights
George Bush Intcntl to Heathrow flights
Los Angeles to Stansted flights
San Francisco to Gatwick flights
LaGuardia to Stansted flights
Los Angeles to London City flights
Baltimore to Gatwick flights
Newark to London City flights
O'Hare Intl to Gatwick flights
San Francisco to London City flights
O'Hare Intl to Stansted flights
San Francisco to Stansted flights
Orlando to Gatwick flights
O'Hare Intl to London City flights
Sky Harbor Intl to Heathrow flights
Reagan-National to Gatwick flights
Dallas/Fort Worth to Gatwick flights
Seattle to Gatwick flights

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 9 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£524Average£636FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£590Average£717FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.