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Heathrow

$276+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
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 February 6, 2026.

This Trip.com deal was found by Cheapflights users on 2/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:17 am
MSY
-
LHR
2 stops28h 13m
Multiple Airlines
Thu 3/512:15 pm
LHR
-
MSY
2 stops17h 00m
Multiple Airlines
Deal found 2/5$611
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:20 am
MSY
-
LHR
3 stops22h 30m
Multiple Airlines
Tue 3/1012:15 pm
LHR
-
MSY
3 stops27h 46m
Multiple Airlines
Deal found 2/3$639
This oojo deal was found by Cheapflights users on 2/3. 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 9/146:29 pm
SHV
-
LHR
1 stop12h 21m
British Airways
Mon 9/216:10 pm
LHR
-
SHV
2 stops29h 40m
British Airways
Deal found 2/3$648
This Booking.com deal was found by Cheapflights users on 2/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:17 am
MSY
-
LHR
2 stops28h 13m
Multiple Airlines
Thu 3/512:15 pm
LHR
-
MSY
2 stops17h 00m
Multiple Airlines
Deal found 2/5$649
This Delta deal was found by Cheapflights users on 2/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/18:45 am
SHV
-
LHR
1 stop16h 00m
Delta
Wed 4/86:30 am
LHR
-
SHV
2 stops22h 14m
Delta
Deal found 2/5$649
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Wed 4/292:00 pm
BTR
-
LHR
1 stop15h 35m
United Airlines
Wed 5/66:55 am
LHR
-
BTR
2 stops20h 26m
United Airlines
Deal found 2/5$649
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/39:17 am
MSY
-
LHR
2 stops19h 33m
Multiple Airlines
Sun 3/88:35 pm
LHR
-
MSY
2 stops31h 40m
Multiple Airlines
Deal found 2/3$652
This KAYAK deal was found by Cheapflights users on 2/3. 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.
Thu 3/55:31 pm
MSY
-
LHR
1 stop21h 14m
JetBlue
Tue 3/107:25 am
LHR
-
MSY
1 stop14h 11m
JetBlue
Deal found 2/3$661
This KAYAK deal was found by Cheapflights users on 2/5. 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.
Thu 3/512:31 pm
SHV
-
LHR
1 stop11h 54m
Air Europa
Tue 3/1010:45 am
LHR
-
SHV
1 stop14h 14m
Air Europa
Deal found 2/5$661
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Thu 3/1912:07 pm
BTR
-
LHR
1 stop14h 23m
United Airlines
Thu 3/2612:05 pm
LHR
-
BTR
1 stop14h 03m
United Airlines
Deal found 2/3$662
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/1912:08 pm
LFT
-
LHR
1 stop14h 22m
United Airlines
Thu 3/2612:05 pm
LHR
-
LFT
1 stop14h 17m
United Airlines
Deal found 2/2$664
This KAYAK deal was found by Cheapflights users on 2/3. 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.
Thu 2/265:31 pm
MSY
-
LHR
1 stop21h 14m
JetBlue
Sat 3/712:20 pm
LHR
-
MSY
1 stop33h 16m
JetBlue
Deal found 2/3$666

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 February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$611
(Trip.com)

One-way from

$276
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$746

Good round-trip deal

$726 or less

Good one-way deal

$433 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-London (LON) flights.
Search Deals
From Louisiana to London Heathrow
Search Deals
One-way flight from Louisiana to London Heathrow
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($223 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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.
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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 February 6, 2026.
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

Wed 4/1

8:45 am-6:45 am

1 stop16h 00m

London Heathrow

Wed 4/8

6:30 am-10:44 pm

2 stops22h 14m

$649

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 4/29

2:00 pm-11:35 am

1 stop15h 35m

London Heathrow

Wed 5/6

6:55 am-9:21 pm

2 stops20h 26m

$649

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Thu 3/19

12:08 pm-7:30 am

1 stop14h 22m

London Heathrow

Thu 3/26

12:05 pm-9:22 pm

1 stop14h 17m

$664

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Thu 3/5

12:31 pm-6:25 am

1 stop11h 54m

London Heathrow

Tue 3/10

8:55 am-7:59 pm

2 stops16h 04m

$665

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 3/19

2:00 pm-10:50 am

2 stops15h 50m

London Heathrow

Thu 3/26

10:00 am-7:33 pm

1 stop14h 33m

$667

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 3/24

7:00 am-10:15 am

1 stop22h 15m

London Heathrow

Tue 3/31

7:25 am-9:25 pm

2 stops20h 00m

$669

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 4/1

1:03 pm-12:10 pm

1 stop17h 07m

London Heathrow

Wed 4/8

2:25 pm-9:57 pm

1 stop13h 32m

$676

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 3/25

12:34 pm-7:50 am

1 stop14h 16m

London Heathrow

Wed 4/1

6:30 am-7:59 pm

2 stops19h 29m

$681

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 4/29

4:00 pm-12:05 pm

2 stops14h 05m

London Heathrow

Wed 5/6

12:25 pm-9:35 am

2 stops27h 10m

$683

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 4/1

2:05 pm-11:45 am

2 stops15h 40m

London Heathrow

Wed 4/8

7:45 am-8:53 pm

2 stops19h 08m

$683

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 48 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 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

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 $110). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of $885). 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 February 6, 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.

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 Delta, United Airlines, and British Airways fly from Louisiana to London Heathrow Airport in about 11h 44m. The time it takes to get you to your destination can typically vary by up to 4h 16m. Airlines will cover a distance of 4634 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 Iberia from $361 and British Airways 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 (77%), Aer Lingus (77%) and Finnair (77%).

  • 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 $1,619, our data indicates the cheapest price to be $338. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around $652.

  • 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, October is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of $110). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of $885). 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
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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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Dulles Intl to Gatwick flights
Newark to London City flights
Newark to Luton flights
Boston to Stansted flights
Philadelphia to Heathrow flights
Dulles Intl to Stansted flights
Los Angeles to Gatwick flights
O'Hare Intl to Gatwick flights
Dulles Intl to London City flights
San Francisco to Gatwick flights
Baltimore to Gatwick flights
O'Hare Intl to London City flights
Minneapolis to Heathrow flights
Los Angeles to Stansted flights
O'Hare Intl to Stansted flights
George Bush Intcntl to Heathrow flights
Los Angeles to London City flights
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Reagan-National to Gatwick flights
San Francisco to Stansted flights
San Francisco to London City flights
Detroit to Heathrow flights
Orlando to Gatwick flights
Raleigh to Heathrow flights

Top 7 airlines flying from Louisiana to Heathrow

Discover the top 7 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 February 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$909FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$698FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$446Average$791FlexibilityNo cancel feeOn-time69%
IberiaCheapest$568Average$975FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$583Average$889FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$641Average$1,101FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$720Average$782FlexibilityNo cancel feeOn-time72%

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