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$267+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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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 September 16, 2025.

Round-trip from

$568
(Delta)

One-way from

$267
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$756

Good round-trip deal

$725 or less

Good one-way deal

$571 or less
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. 21% potential increase in price ($231 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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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Find 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 September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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 10/112:28 pmSHV - LHR
1 stop19h 02mDelta
Fri 10/106:15 amLHR - SHV
2 stops20h 03mDelta
Deal found 9/15$568
This Virgin Atlantic deal was found by Cheapflights users on 9/13. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:04 amLFT - LHR
1 stop18h 21mVirgin Atlantic
Wed 11/128:55 amLHR - LFT
2 stops19h 35mVirgin Atlantic
Deal found 9/13$568
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 9/226:50 pmBTR - LHR
1 stop12h 40mDelta
Wed 10/19:55 amLHR - BTR
2 stops18h 17mDelta
Deal found 9/15$569
This Virgin Atlantic deal was found by Cheapflights users on 9/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2912:34 pmSHV - LHR
2 stops14h 16mVirgin Atlantic
Wed 11/511:45 amLHR - SHV
2 stops17h 37mVirgin Atlantic
Deal found 9/14$574
This Delta deal was found by Cheapflights users on 9/15. 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 10/11:32 pmBTR - LHR
2 stops14h 28mDelta
Tue 10/79:55 amLHR - BTR
2 stops17h 52mDelta
Deal found 9/15$574
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 11/2512:41 pmSHV - LHR
1 stop11h 44mDelta
Thu 12/118:55 amLHR - SHV
1 stop13h 22mDelta
Deal found 9/15$576
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:27 amBTR - LHR
1 stop14h 18mKLM
Wed 10/11:05 pmLHR - BTR
1 stop15h 07mKLM
Deal found 9/15$576
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:32 amLFT - LHR
1 stop15h 18mKLM
Wed 11/128:55 amLHR - LFT
1 stop13h 50mKLM
Deal found 9/13$576
This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2312:40 pmMSY - LHR
2 stops14h 55mAir Canada
Tue 9/309:30 amLHR - MSY
2 stops19h 45mAir Canada
Deal found 9/16$577
This Delta deal was found by Cheapflights users on 9/14. 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 9/2411:15 amMSY - LHR
1 stop13h 10mDelta
Wed 10/19:00 amLHR - MSY
2 stops17h 17mDelta
Deal found 9/14$578
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 9/292:37 pmMSY - LHR
1 stop11h 28mDelta
Tue 10/76:30 amLHR - MSY
2 stops15h 17mDelta
Deal found 9/15$579
This Virgin Atlantic deal was found by Cheapflights users on 9/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2312:28 pmSHV - LHR
2 stops14h 47mVirgin Atlantic
Tue 9/309:35 amLHR - SHV
2 stops16h 17mVirgin Atlantic
Deal found 9/14$580

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 September 16, 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

Wed 10/29

6:05 am-7:50 am

1 stop20h 45m

London Heathrow

Wed 11/5

9:00 am-11:22 pm

2 stops20h 22m

$568

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 10/1

7:01 pm-1:30 pm

1 stop12h 29m

London Heathrow

Tue 10/7

8:40 am-9:47 pm

2 stops19h 07m

$569

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 11/5

10:32 am-8:45 am

2 stops16h 13m

London Heathrow

Wed 11/12

8:55 am-10:30 pm

2 stops19h 35m

$572

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 10/1

12:28 pm-12:05 pm

2 stops17h 37m

London Heathrow

Fri 10/10

6:15 am-8:18 pm

2 stops20h 03m

$572

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 10/29

12:34 pm-7:50 am

2 stops14h 16m

London Heathrow

Wed 11/5

11:45 am-11:22 pm

2 stops17h 37m

$574

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Tue 9/23

10:43 am-6:45 am

1 stop14h 02m

London Heathrow

Tue 9/30

1:05 pm-11:18 pm

1 stop16h 13m

$576

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 10/29

12:34 pm-7:50 am

1 stop14h 16m

London Heathrow

Wed 11/5

8:55 am-8:18 pm

1 stop17h 23m

$576

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 10/1

4:39 pm-1:30 pm

1 stop14h 51m

London Heathrow

Tue 10/7

1:05 pm-9:47 pm

1 stop14h 42m

$576

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Wed 11/26

12:41 pm-6:25 am

1 stop11h 44m

London Heathrow

Tue 12/9

10:45 am-8:41 pm

1 stop15h 56m

$576

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 11/5

10:32 am-7:50 am

1 stop15h 18m

London Heathrow

Wed 11/12

8:55 am-4:45 pm

1 stop13h 50m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 42 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, November is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of $661). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 September 16, 2025.

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 Delta, Virgin Atlantic, and KLM fly from Louisiana to London Heathrow Airport in about 14h 02m. The time it takes to get you to your destination can typically vary by up to 6h 43m. 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 most popular routes from Louisiana to London Heathrow Airport?

    While some choose either Baton Rouge Ryan - London Heathrow or Lafayette Regional - 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 (64%), Aer Lingus (64%) and Finnair (64%).

  • 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 $1,674, our data indicates the cheapest price to be $478. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around $563.

  • 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 $661). Flying from Louisiana to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone
Chichester

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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 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$81Average$844FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$676FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$568Average$917FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$587Average$869FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$599Average$856FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$678Average$958FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$690Average$778FlexibilityNo cancel feeOn-time72%

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