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$386+ Cheap flights from Heathrow (LHR) to Louisiana

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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Heathrow to Louisiana

Keep the following information in mind while searching for Heathrow to Louisiana flight deals. Data was last updated September 15, 2025.

Round-trip from

$647
(TravelUp)

One-way from

$386
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$809

Good round-trip deal

$839 or less

Good one-way deal

$857 or less
From London Heathrow to Louisiana
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One-way flight from London Heathrow to Louisiana
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Highest demand for flights based on searches. 12% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 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 London Heathrow to Louisiana.
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Price to beat on a one-way flight from London Heathrow to Louisiana.
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Find flight deals from Heathrow to Louisiana

Cheapest flights from Heathrow to Louisiana
Explore the most affordable flight options available from Heathrow to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:55 amLHR - BTR
1 stop15h 36mVirgin Atlantic
Tue 11/41:06 pmBTR - LHR
1 stop13h 54mVirgin Atlantic
Deal found 9/13$625
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/309:55 amLHR - BTR
2 stops18h 17mDelta
Thu 10/97:00 pmBTR - LHR
1 stop12h 30mDelta
Deal found 9/13$646
This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:25 pmLHR - BTR
2 stops15h 47mVirgin Atlantic
Mon 10/67:00 pmBTR - LHR
1 stop12h 30mVirgin Atlantic
Deal found 9/14$647
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:20 amLHR - BTR
1 stop14h 40mBritish Airways
Tue 11/44:25 pmBTR - LHR
1 stop11h 35mBritish Airways
Deal found 9/13$662
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2810:45 amLHR - BTR
1 stop13h 46mDelta
Tue 11/46:15 amBTR - LHR
2 stops18h 50mDelta
Deal found 9/13$664
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:20 amLHR - MSY
1 stop13h 56mJetBlue
Thu 12/111:00 pmMSY - LHR
1 stop11h 55mJetBlue
Deal found 9/13$668
This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:05 amLHR - MSY
1 stop13h 38mJetBlue
Tue 11/256:25 pmMSY - LHR
1 stop30h 30mJetBlue
Deal found 9/14$669
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.
Thu 10/306:30 amLHR - LFT
2 stops21h 01mDelta
Thu 11/610:32 amLFT - LHR
1 stop16h 28mDelta
Deal found 9/15$673
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:50 amLHR - MSY
3 stops31h 02mMultiple Airlines
Wed 11/56:47 amMSY - LHR
2 stops31h 03mMultiple Airlines
Deal found 9/14$673
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:10 pmLHR - MSY
2 stops22h 21mMultiple Airlines
Fri 11/75:10 amMSY - LHR
3 stops30h 40mMultiple Airlines
Deal found 9/13$676
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:05 amLHR - MSY
1 stop17h 00mJetBlue
Tue 11/1811:40 amMSY - LHR
1 stop15h 50mJetBlue
Deal found 9/14$677
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:20 amLHR - LFT
1 stop19h 40mBritish Airways
Thu 11/62:06 pmLFT - LHR
1 stop15h 34mBritish Airways
Deal found 9/15$678

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Louisiana 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 15, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Louisiana that are best for you.

Fly from

Heathrow

Fly to

Louisiana

Route

Depart

Return

Price

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Tue 10/28

12:40 pm-7:31 pm

2 stops35h 51m

Baton Rouge Ryan

Tue 11/4

3:40 pm-11:10 am

2 stops37h 30m

$625

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Tue 9/30

9:55 am-10:12 pm

2 stops18h 17m

Baton Rouge Ryan

Thu 10/9

7:00 pm-1:30 pm

1 stop12h 30m

$646

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Thu 10/2

12:25 pm-10:12 pm

2 stops15h 47m

Baton Rouge Ryan

Mon 10/6

7:00 pm-1:30 pm

1 stop12h 30m

$647

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Tue 10/28

8:20 am-6:00 pm

1 stop14h 40m

Baton Rouge Ryan

Tue 11/4

4:25 pm-10:00 am

1 stop11h 35m

$662

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 11/19

9:20 am-5:16 pm

1 stop13h 56m

New Orleans Louis Armstrong

Thu 12/11

1:00 pm-6:55 am

1 stop11h 55m

$668

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 11/12

7:25 am-7:05 pm

1 stop17h 40m

New Orleans Louis Armstrong

Tue 11/18

1:10 pm-6:55 am

1 stop11h 45m

$668

LondonLafayette

LHR - LFT

LHRLFT

London Heathrow

Thu 10/30

6:30 am-10:31 pm

2 stops21h 01m

Lafayette Regional

Thu 11/6

10:32 am-9:00 am

1 stop16h 28m

$673

LondonLafayette

LHR - LFT

LHRLFT

London Heathrow

Thu 10/30

8:20 am-11:00 pm

1 stop19h 40m

Lafayette Regional

Thu 11/6

2:06 pm-11:40 am

1 stop15h 34m

$678

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Fri 3/6

9:55 am-9:48 pm

2 stops17h 53m

Shreveport

Tue 3/10

4:37 pm-10:00 am

1 stop12h 23m

$679

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Fri 3/6

11:45 am-10:02 pm

2 stops16h 17m

Baton Rouge Ryan

Tue 3/10

6:09 pm-11:40 am

1 stop12h 31m

$679

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 43 results
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Best time to book a flight from Heathrow to Louisiana

Have a flexible travel schedule? Discover the best time to fly to Louisiana from Heathrow 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 London Heathrow Airport to Louisiana

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

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of $256). Flying from London Heathrow Airport to Louisiana in April is currently the most expensive (average of $343). 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 LHR to LA?

Find hourly flight availability from Heathrow to Louisiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from London Heathrow Airport to Louisiana, 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 London Heathrow Airport to Louisiana?

Reviews of airlines servicing Louisiana

Get insights into the airlines that provide service to Louisiana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisiana. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with British Airways from London Heathrow Airport to Louisiana by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,361 reviews

Crew

7.6

Comfort

6.7

Overall

6.7

Entertainment

6.4

Boarding

6.9

Food

6.3

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.7
Okay
7,361 reviews
British Airways
6.7
Okay
7,361 reviews

Crew

7.6

Comfort

6.7

Overall

6.7

Entertainment

6.4

Boarding

6.9

Food

6.3

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Louisiana. 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 London Heathrow Airport to Louisiana?

    There are many flights that can get you from London Heathrow Airport to Louisiana in 14h 40m. Fly via Virgin Atlantic, Delta, or British Airways to get the fastest option. The distance between London Heathrow Airport and Louisiana is about 4625 mi. This flight may include one or multiple stops.

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

    Most travelers choose London Heathrow - New Orleans Louis Armstrong, London Heathrow - Shreveport or London Heathrow - Baton Rouge Ryan when deciding on the best route from London Heathrow Airport to Louisiana.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Louisiana consider choosing American Airlines (50%), Aer Lingus (50%) or Finnair (50%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $526. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for $628 on average, our data indicates $1,217 when flying from London Heathrow Airport to Louisiana.

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

    Yes. In addition to deals on Heathrow to Louisiana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Louisiana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Louisiana.

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

    Yes. Cheapflights offers flight deals from Heathrow to Louisiana 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 London Heathrow Airport to Louisiana?

    Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Louisiana (average of $256). Flying from London Heathrow Airport to Louisiana in April is currently the most expensive (average of $343). 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

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Alternative routes for Heathrow to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Heathrow to Louisiana

Discover the top airline that operate flights from Heathrow to Louisiana. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$689Average$947FlexibilityNo cancel feeOn-time70%

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