HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisiana

$391+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MSY
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Louisiana with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 August 18, 2025.

Round-trip from

$612
(Mytrip)

One-way from

$391
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$1,078

Good round-trip deal

$832 or less

Good one-way deal

$969 or less
From London Heathrow to Louisiana
Search Deals
One-way flight from London Heathrow to Louisiana
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Louisiana.
Search Deals
Price to beat on a one-way flight from London Heathrow to Louisiana.
Search Deals

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 August 18, 2025.

This Mytrip deal was found by Cheapflights users on 8/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:40 amLHR - MSY
2 stops27h 16mMultiple Airlines
Sun 9/288:00 amMSY - LHR
2 stops29h 25mMultiple Airlines
Deal found 8/16$612
This TravelUp deal was found by Cheapflights users on 8/17. 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 9/168:25 amLHR - MSY
1 stop33h 11mJetBlue
Tue 9/2312:21 pmMSY - LHR
1 stop12h 09mJetBlue
Deal found 8/17$628
This TravelUp deal was found by Cheapflights users on 8/18. 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 9/98:25 amLHR - MSY
1 stop33h 11mJetBlue
Tue 9/2312:21 pmMSY - LHR
1 stop12h 09mJetBlue
Deal found 8/18$634
This TravelUp deal was found by Cheapflights users on 8/17. 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.
Wed 9/108:25 amLHR - MSY
1 stop33h 11mJetBlue
Wed 9/1712:21 pmMSY - LHR
1 stop12h 09mJetBlue
Deal found 8/17$637
This Mytrip deal was found by Cheapflights users on 8/17. 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 9/127:40 amLHR - MSY
2 stops27h 16mMultiple Airlines
Fri 9/268:00 amMSY - LHR
2 stops28h 20mMultiple Airlines
Deal found 8/17$640
This TravelUp deal was found by Cheapflights users on 8/17. 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.
Sun 9/142:45 pmLHR - BTR
2 stops33h 21mVirgin Atlantic
Sun 9/214:39 pmBTR - LHR
1 stop32h 06mVirgin Atlantic
Deal found 8/17$651
This TravelUp deal was found by Cheapflights users on 8/18. 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 10/211:55 amLHR - MSY
1 stop27h 31mJetBlue
Thu 10/93:24 pmMSY - LHR
1 stop12h 06mJetBlue
Deal found 8/18$655
This Trip.com deal was found by Cheapflights users on 8/18. 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 11/57:25 amLHR - MSY
1 stop17h 40mJetBlue
Wed 11/1211:40 amMSY - LHR
1 stop15h 50mJetBlue
Deal found 8/18$662
This Trip.com deal was found by Cheapflights users on 8/17. 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 10/111:55 amLHR - MSY
1 stop27h 31mJetBlue
Wed 10/812:29 pmMSY - LHR
1 stop12h 01mJetBlue
Deal found 8/17$663
This JetBlue deal was found by Cheapflights users on 8/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:20 amLHR - MSY
1 stop14h 02mJetBlue
Tue 12/91:00 pmMSY - LHR
1 stop11h 55mJetBlue
Deal found 8/15$668
This The Travel House deal was found by Cheapflights users on 8/18. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/98:15 amLHR - MSY
2 stops33h 21mIcelandair
Tue 9/2312:21 pmMSY - LHR
1 stop12h 09mIcelandair
Deal found 8/18$675
This British Airways deal was found by Cheapflights users on 8/18. 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 9/168:20 amLHR - BTR
1 stop13h 41mBritish Airways
Tue 9/234:31 pmBTR - LHR
1 stop12h 19mBritish Airways
Deal found 8/18$685

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 August 18, 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

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 9/19

7:40 am-4:56 am

2 stops27h 16m

New Orleans Louis Armstrong

Sun 9/28

8:00 am-7:25 pm

2 stops29h 25m

$612

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 9/16

8:25 am-11:36 am

1 stop33h 11m

New Orleans Louis Armstrong

Tue 9/23

12:21 pm-6:30 am

1 stop12h 09m

$628

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 9/9

8:25 am-11:36 am

1 stop33h 11m

New Orleans Louis Armstrong

Tue 9/23

12:21 pm-6:30 am

1 stop12h 09m

$634

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 9/10

8:25 am-11:36 am

1 stop33h 11m

New Orleans Louis Armstrong

Wed 9/17

12:21 pm-6:30 am

1 stop12h 09m

$637

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 9/12

7:40 am-4:56 am

2 stops27h 16m

New Orleans Louis Armstrong

Fri 9/26

8:00 am-6:20 pm

2 stops28h 20m

$640

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 9/12

7:40 am-4:56 am

2 stops27h 16m

New Orleans Louis Armstrong

Sun 9/21

8:00 am-6:55 pm

2 stops28h 55m

$640

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Sun 9/14

2:45 pm-6:06 pm

2 stops33h 21m

Baton Rouge Ryan

Sun 9/21

4:39 pm-6:45 am

1 stop32h 06m

$651

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 2/5

7:25 am-4:32 pm

1 stop15h 07m

New Orleans Louis Armstrong

Sun 2/8

10:55 am-8:45 pm

1 stop27h 50m

$652

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Thu 10/2

11:55 am-9:26 am

1 stop27h 31m

New Orleans Louis Armstrong

Thu 10/9

3:24 pm-9:30 am

1 stop12h 06m

$655

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Tue 9/16

8:20 am-11:11 pm

1 stop20h 51m

Baton Rouge Ryan

Tue 9/23

6:41 pm-2:25 pm

1 stop13h 44m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 37 results
1
2
3
4

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 August 18, 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 August 18, 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
7,277 reviews

Crew

7.6

Boarding

6.9

Comfort

6.7

Food

6.3

Overall

6.7

Entertainment

6.4

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
7,277 reviews
British Airways
6.7
Okay
7,277 reviews

Crew

7.6

Boarding

6.9

Comfort

6.7

Food

6.3

Overall

6.7

Entertainment

6.4

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 20h 51m. Fly via JetBlue, Virgin Atlantic, 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 - Baton Rouge Ryan or London Heathrow - Lafayette Regional 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 (55%), Aer Lingus (55%) or Finnair (55%) 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 $832. While the most popular route (London Heathrow - New Orleans Louis Armstrong) can be booked for $596 on average our data indicates $1,262 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

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 Heathrow to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Stansted to Newark flights
Heathrow to LaGuardia flights
London City to Newark flights
Luton to John F Kennedy Intl flights
Luton to Newark flights
Heathrow to Los Angeles flights
Heathrow to Orlando flights
Heathrow to Boston flights
Heathrow to Miami flights
Heathrow to Dulles Intl flights
Heathrow to O'Hare Intl flights
Heathrow to Dallas/Fort Worth flights
Luton to LaGuardia flights
Heathrow to Baltimore flights
Heathrow to San Francisco flights
Heathrow to Seattle flights
Gatwick to Boston flights
Gatwick to Orlando flights
Heathrow to Las Vegas flights
London City to Los Angeles flights
Gatwick to Miami flights
Heathrow to Tampa flights
London City to Boston flights
Heathrow to Atlanta flights
London City to Miami flights
Luton to Los Angeles flights
Gatwick to Dulles Intl flights
Heathrow to Reagan-National flights
Gatwick to San Francisco flights
Gatwick to Los Angeles flights
London City to Dulles Intl flights
Gatwick to Baltimore flights
Heathrow to Hobby flights
Gatwick to O'Hare Intl flights
London City to San Francisco flights
London City to O'Hare Intl flights
Heathrow to Philadelphia flights
Heathrow to Ontario flights
Gatwick to Las Vegas flights
Heathrow to Midway flights
Gatwick to Seattle flights

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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$689Average$950FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.