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Heathrow

$332+ Cheap flights from Louisiana to Heathrow (LHR)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
1 adult, Economy
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Cheap flight deals from Louisiana to Heathrow

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 May 9, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:35 am
MSY
-
LHR
1 stop19h 25m
United Airlines
Wed 11/1811:05 am
LHR
-
MSY
2 stops37h 49m
United Airlines
Deal found 5/6$736
This oojo deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:45 pm
SHV
-
LHR
2 stops21h 15m
Scandinavian Airlines
Mon 9/216:40 am
LHR
-
SHV
2 stops22h 49m
Scandinavian Airlines
Deal found 5/7$832
This FlightHub deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:19 am
MSY
-
LHR
2 stops17h 16m
Scandinavian Airlines
Thu 9/106:40 am
LHR
-
MSY
2 stops19h 59m
Scandinavian Airlines
Deal found 5/7$860
This FlightHub deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/63:25 pm
MSY
-
LHR
2 stops20h 15m
Scandinavian Airlines
Fri 9/116:40 am
LHR
-
MSY
2 stops19h 59m
Scandinavian Airlines
Deal found 5/6$877
This Expedia deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:16 am
MSY
-
LHR
1 stop13h 04m
Multiple Airlines
Wed 10/289:20 am
LHR
-
MSY
1 stop13h 57m
Multiple Airlines
Deal found 5/6$880
This Orbitz deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:20 am
MSY
-
LHR
2 stops23h 40m
Scandinavian Airlines
Fri 9/47:30 pm
LHR
-
MSY
2 stops31h 09m
Scandinavian Airlines
Deal found 5/6$882
This Scandinavian Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:30 pm
MSY
-
LHR
3 stops17h 55m
Scandinavian Airlines
Wed 11/116:40 am
LHR
-
MSY
2 stops22h 47m
Scandinavian Airlines
Deal found 5/6$886
This KAYAK deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:30 pm
MSY
-
LHR
2 stops34h 50m
Scandinavian Airlines
Mon 11/96:40 am
LHR
-
MSY
2 stops21h 39m
Scandinavian Airlines
Deal found 5/4$894
This Iberia deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:50 pm
MSY
-
LHR
Nonstop8h 50m
Iberia
Wed 9/236:30 am
LHR
-
MSY
2 stops20h 28m
Iberia
Deal found 5/6$901
This FlightHub deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:15 pm
SHV
-
LHR
1 stop18h 10m
British Airways
Mon 9/216:10 pm
LHR
-
SHV
2 stops29h 56m
British Airways
Deal found 5/7$919
This oojo deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/162:27 pm
BTR
-
LHR
1 stop12h 33m
British Airways
Thu 8/278:55 am
LHR
-
BTR
1 stop14h 47m
British Airways
Deal found 5/6$930
This British Airways deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:17 am
MLU
-
LHR
1 stop18h 38m
Multiple Airlines
Tue 10/2012:55 pm
LHR
-
MLU
1 stop26h 56m
Multiple Airlines
Deal found 5/7$935

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 May 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$832
(oojo)

One-way from

$332
(United Airlines)

Popular in

May

Cheapest in

October

Average price

$1,230

Good round-trip deal

$1,037 or less

Good one-way deal

$535 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-London (LON) flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-London (LON) flights.
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From Louisiana to London Heathrow
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One-way flight from Louisiana to London Heathrow
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Highest demand for flights based on searches. 17% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in May 2026
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Price to beat on a round-trip flight from Louisiana to London Heathrow.
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Price to beat on a one-way flight from Louisiana to London Heathrow.
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated May 9, 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 round-trip

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Wed 8/5

11:04 am-6:25 am

1 stop13h 21m

London Heathrow

Mon 8/24

6:30 am-4:10 pm

2 stops15h 40m

$956

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 8/1

6:25 pm-8:10 pm

1 stop19h 45m

London Heathrow

Fri 8/14

6:35 pm-9:21 am

1 stop20h 46m

$1,000
Quickest round-trip

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Tue 8/4

2:01 pm-9:00 am

1 stop12h 59m

London Heathrow

Thu 8/27

10:25 am-6:23 pm

1 stop13h 58m

$1,065

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 7/27

7:20 am-5:55 am

2 stops16h 35m

London Heathrow

Tue 8/4

7:45 am-7:19 pm

2 stops17h 34m

$1,070

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 5/12

9:30 am-6:55 am

2 stops15h 25m

London Heathrow

Mon 5/18

8:00 am-7:28 pm

2 stops17h 28m

$1,113

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 7/22

9:30 am-7:45 am

1 stop16h 15m

London Heathrow

Tue 8/4

10:00 am-7:26 pm

1 stop15h 26m

$1,130

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 7/29

7:15 am-7:15 am

2 stops18h 00m

London Heathrow

Sun 8/9

10:00 am-10:46 pm

1 stop18h 46m

$1,154

MonroeLondon

MLU - LHR

MLULHR

Monroe Huenefeld

Tue 5/19

12:50 pm-1:05 pm

2 stops18h 15m

London Heathrow

Tue 6/2

3:15 pm-9:58 pm

1 stop12h 43m

$1,182

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Sat 8/1

8:00 am-6:30 am

2 stops16h 30m

London Heathrow

Fri 8/14

9:30 am-11:30 pm

3 stops20h 00m

$1,195

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Fri 5/15

9:40 am-7:55 am

1 stop16h 15m

London Heathrow

Mon 5/18

10:00 am-7:42 pm

1 stop15h 42m

$1,199

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Showing 1-10 of 46 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 round-trip 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

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

The best time to book flights from Louisiana to London Heathrow Airport is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $51). Flying from Louisiana to London Heathrow Airport in January is currently the most expensive (average of $748). 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 May 9, 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 to fly round-trip 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?

    Airlines like Virgin Atlantic, United Airlines, and Delta fly from Louisiana to London Heathrow Airport in about 12h 59m. The time it takes to get you to your destination can typically vary by up to 5h 16m. Airlines will cover a distance of 4617 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $324 on JetBlue. Other airlines that offer cheap prices include British Airways from $437 and Iberia from $441 one-way.

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

    While some choose either Baton Rouge Ryan - London Heathrow or Shreveport - London Heathrow, New Orleans Louis Armstrong - London Heathrow is the most popular route from Louisiana to London Heathrow Airport.

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

    The top 3 most reliable airlines when flying from Louisiana to London Heathrow Airport are American Airlines (80%), Aer Lingus (80%) and Finnair (80%).

  • 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 $2,191, our data indicates the cheapest price to be $333. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around $860.

  • 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 vacation 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 $51). Flying from Louisiana to London Heathrow Airport in January is currently the most expensive (average of $748). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Dorking
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Louisiana to Heathrow

Discover the top 8 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 2,558,603 searches. Data last updated May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$885FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$759FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$446Average$786FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$611Average$914FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$676Average$956FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$676Average$1,040FlexibilityNo cancel feeOn-time71%
FinnairCheapest$705Average$1,326FlexibilityNo cancel feeOn-time76%
IberiaCheapest$756Average$1,127FlexibilityNo cancel feeOn-time77%

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