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 12m. Fly via United Airlines or Delta to get the fastest option. Louisiana and London Heathrow Airport are separated by a distance of 4617 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 £224 on JetBlue. Other airlines that offer cheap prices include Virgin Atlantic from £251 and British Airways from £275 one-way.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 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 £627, our data indicates the cheapest price to be £238. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £581.

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.

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.

£209+ Cheap Flights from Louisiana to London Heathrow Airport

Cheap flight deals from Louisiana to Heathrow

Enter your travel dates to find the best prices.

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Best

Direct

Last-minute

One-way

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 5 November 2026.

Tue 1/1218:01 -

1 stop21h 39m

Wed 9/1207:25 -

1 stop15h 43m

Deal found 2/11£575

Tue 3/1118:04 -

1 stop21h 36m

Wed 11/1107:25 -

1 stop15h 49m

Deal found 2/11£588

Sat 14/1110:05 -

1 stop17h 25m

Tue 17/1107:25 -

1 stop15h 49m

Deal found 3/11£589

Wed 11/1106:00 -

1 stop18h 55m

Wed 18/1107:25 -

1 stop15h 49m

Deal found 4/11£592

Tue 10/1118:04 -

1 stop21h 36m

Tue 17/1107:25 -

1 stop15h 49m

Deal found 5/11£600

Sat 7/1110:05 -

1 stop17h 25m

Fri 13/1109:20 -

1 stop20h 26m

Deal found 1/11£608

Thu 3/1218:01 -

1 stop20h 54m

Mon 7/1208:05 -

1 stop15h 03m

Deal found 3/11£609

Wed 4/1106:00 -

1 stop18h 55m

Wed 24/307:25 -

1 stop13h 53m

Deal found 3/11£613

Thu 12/1118:04 -

1 stop20h 51m

Thu 19/1112:20 -

1 stop35h 40m

Deal found 5/11£623

Thu 12/1118:04 -

1 stop20h 51m

Mon 16/1108:05 -

1 stop15h 09m

Deal found 4/11£625

Wed 2/1212:00 -

1 stop16h 15m

Wed 9/1209:00 -

2 stops19h 25m

Deal found 2/11£684

Wed 2/1214:25 -

1 stop11h 50m

Wed 9/1219:40 -

2 stops20h 51m

Deal found 4/11£689

Best flights from Louisiana to Heathrow
Discover carefully curated flight deals from Louisiana to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Mon 1/318:02 -

1 stop31h 38m

Wed 3/316:40 -

2 stops34h 27m

Deal found 3/11£612

Sat 6/318:50 -

1 stop33h 10m

Fri 12/310:15 -

1 stop14h 04m

Deal found 4/11£698

Mon 30/1113:13 -

1 stop11h 12m

Tue 15/1208:55 -

1 stop14h 35m

Deal found 2/11£733

Mon 7/1219:55 -

Nonstop8h 40m

Tue 22/1213:40 -

Nonstop10h 10m

Deal found 3/11£750

Mon 7/1217:11 -

1 stop12h 29m

Tue 22/1213:20 -

2 stops16h 15m

Deal found 3/11£762

Sat 5/1207:45 -

2 stops21h 05m

Fri 11/1212:15 -

2 stops16h 50m

Deal found 5/11£769

Sun 2/511:15 -

1 stop14h 30m

Tue 18/508:45 -

2 stops19h 40m

Deal found 5/11£666

Tue 1/1213:08 -

1 stop11h 17m

Tue 8/1211:45 -

2 stops18h 22m

Deal found 1/11£736

Mon 3/509:30 -

2 stops17h 00m

Tue 18/508:45 -

2 stops19h 40m

Deal found 5/11£669

Wed 3/317:56 -

1 stop11h 44m

Mon 15/313:40 -

Nonstop10h 10m

Deal found 1/11£742

Mon 22/207:08 -

1 stop18h 47m

Fri 26/207:30 -

2 stops20h 55m

Deal found 4/11£672

Sun 10/105:25 -

1 stop19h 00m

Sun 17/108:40 -

2 stops20h 40m

Deal found 2/11£782

Sat 6/316:08 -

2 stops32h 22m

Fri 12/307:30 -

2 stops20h 55m

Deal found 3/11£681

Wed 2/1215:56 -

1 stop12h 19m

Wed 9/1207:30 -

2 stops20h 16m

Deal found 3/11£693

Tue 15/1208:00 -

1 stop21h 30m

Sat 9/113:40 -

Nonstop10h 10m

Deal found 1/11£929

Sun 6/1207:03 -

1 stop18h 37m

Sat 12/1213:45 -

2 stops38h 40m

Deal found 2/11£721

Wed 10/307:00 -

2 stops18h 55m

Mon 15/306:50 -

2 stops20h 48m

Deal found 3/11£724

Tue 1/1207:00 -

2 stops16h 55m

Tue 8/1206:50 -

2 stops19h 07m

Deal found 1/11£736

Wed 16/1207:00 -

1 stop16h 55m

Wed 23/1211:10 -

1 stop29h 13m

Deal found 1/11£860

Find flight deals from Louisiana to Heathrow

Round-trip from	£554
One-way from	£209
Popular in	June
Cheapest in	April
Average price	£750
Good round-trip deal	£809 or less
Good one-way deal	£305 or less

United Airlines
9/2-10/2
3 total stops
53h 01m total
Louisiana to London

Search Deals

JetBlue
2/2-31/12
1 total stop
21h 39m total
Louisiana to London

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£166 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 2026

Search Deals

Price to beat on a round-trip flight from Louisiana to London Heathrow.

Search Deals

Price to beat on a one-way flight from Louisiana to London Heathrow.

Search Deals

Cheapflights Fare Finder

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

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Tue 9/2

09:15-10:25

2 stops19h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

Fastest return journey

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Tue 4/5

12:00-07:25

2 stops13h 25m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Wed 3/2

07:00-09:10

2 stops20h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Sun 25/4

05:00-06:45

2 stops19h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Tue 2/2

10:30-09:10

2 stops16h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Tue 4/5

05:00-06:45

2 stops19h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

New OrleansLondon

MSY New Orleans Louis Armstrong - LHR London Heathrow

MSYLHR

New Orleans Louis Armstrong

Wed 7/4

07:00-06:45

2 stops17h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£262

ShreveportLondon

SHV Shreveport - LHR London Heathrow

SHVLHR

Shreveport

Wed 6/1

14:47-12:10

1 stop15h 23m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£356

ShreveportLondon

SHV Shreveport - LHR London Heathrow

SHVLHR

Shreveport

Wed 6/1

07:00-12:00

2 stops23h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£367

ShreveportLondon

SHV Shreveport - LHR London Heathrow

SHVLHR

Shreveport

Tue 5/1

07:00-05:55

2 stops16h 55m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£367

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 34 resultsSorted by cheapest first

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.

MSY-LHR

SHV-LHR

BTR-LHR

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

USLA-LHR

MSY-LHR

SHV-LHR

BTR-LHR

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

Currently, February is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £476). Flying from Louisiana to London Heathrow Airport in July is currently the most expensive (average of £1,124). 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?

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?

Airfare is below average for this route at the moment.

Louisiana to London Heathrow Airport flights typically cost between £630 and £866 in February.
The cheapest return price found within the last 5 days was £554 on United Airlines (9 Feb–10 Feb).

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 74 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

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 12m. Fly via United Airlines or Delta to get the fastest option. Louisiana and London Heathrow Airport are separated by a distance of 4617 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 £224 on JetBlue. Other airlines that offer cheap prices include Virgin Atlantic from £251 and British Airways from £275 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 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 (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 £627, our data indicates the cheapest price to be £238. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £581.
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, February is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £476). Flying from Louisiana to London Heathrow Airport in July is currently the most expensive (average of £1,124). 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.

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Top airline flying from Louisiana to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£584	Average£710	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

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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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Cheap flights from Louisiana to London Heathrow Airport from £209

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Louisiana to Heathrow

Cheapest flights from Louisiana to HeathrowExplore 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 5 November 2026.

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 5 November 2026.

Best flights from Louisiana to HeathrowDiscover carefully curated flight deals from Louisiana to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from Louisiana to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from Louisiana to HeathrowExplore direct flight options from Louisiana to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Explore direct flight options from Louisiana to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from Louisiana to HeathrowDiscover last-minute flight deals from Louisiana to Heathrow. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Louisiana to Heathrow. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Louisiana to HeathrowSearch for one-way flight options from Louisiana to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from Louisiana to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Find flight deals from Louisiana to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Louisiana to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

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

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 5 November 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?

Airfare is below average for this route at the moment.

Louisiana to London Heathrow Airport flights typically cost between £630 and £866 in February.The cheapest return price found within the last 5 days was £554 on United Airlines (9 Feb–10 Feb).

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 74 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

How long is the flight from Louisiana to London Heathrow Airport?

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

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

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

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

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

How can I find direct flights from Louisiana to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

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.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Louisiana to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.

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How does Cheapflights help users find flights from Louisiana to Heathrow?

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

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

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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 5 November 2026.

Best flights from Louisiana to Heathrow
Discover carefully curated flight deals from Louisiana to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from Louisiana to Heathrow
Explore direct flight options from Louisiana to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from Louisiana to Heathrow
Discover last-minute flight deals from Louisiana to Heathrow. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Louisiana to Heathrow
Search for one-way flight options from Louisiana to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Louisiana to London Heathrow Airport flights typically cost between £630 and £866 in February.
The cheapest return price found within the last 5 days was £554 on United Airlines (9 Feb–10 Feb).