Cheap flights from Louisiana to London Heathrow Airport from £101

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LHR
23 Jul — 30 Jul1
1 adult

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 18 July 2025.

Round-trip from

£389

One-way from

£101

Popular in

June

Cheapest in

October

Average price

£792

Good round-trip deal

£514 or less

Good one-way deal

£394 or less
Virgin Atlantic
  • Virgin Atlantic
  • 26/11-4/12
  • 3 total stops
  • 32h 30m total
  • Louisiana to London
JetBlue
  • JetBlue
  • 1/10
  • 1 total stop
  • 28h 11m total
  • Louisiana to London
Highest demand for flights based on searches. 21% potential increase in price (£129 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Louisiana to London Heathrow.
Price to beat on a one-way flight from Louisiana to London Heathrow.

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 18 July 2025.

Wed 26/1113:40BTR - LHR
1 stop16h 00mVirgin Atlantic
Thu 4/1211:30LHR - BTR
2 stops16h 30mVirgin Atlantic
Deal found 18/7£389
Mon 22/910:27BTR - LHR
1 stop14h 48mDelta
Wed 1/1009:55LHR - BTR
2 stops18h 17mDelta
Deal found 18/7£391
Mon 22/918:50BTR - LHR
1 stop12h 40mKLM
Wed 1/1009:20LHR - BTR
1 stop18h 52mKLM
Deal found 18/7£395
Mon 8/1210:30SHV - LHR
1 stop15h 20mDelta
Mon 15/1206:20LHR - SHV
2 stops23h 08mDelta
Deal found 18/7£427
Mon 8/1217:30SHV - LHR
1 stop12h 10mKLM
Mon 15/1212:30LHR - SHV
1 stop13h 54mKLM
Deal found 18/7£433
Wed 8/1011:00LFT - LHR
1 stop20h 30mDelta
Sun 19/1017:25LHR - LFT
1 stop23h 07mDelta
Deal found 15/7£433
Wed 17/915:30LFT - LHR
1 stop13h 40mKLM
Tue 23/906:30LHR - LFT
2 stops16h 29mKLM
Deal found 16/7£458
Thu 7/814:18MSY - LHR
2 stops14h 22mUnited Airlines
Wed 20/811:05LHR - MSY
1 stop14h 11mUnited Airlines
Deal found 16/7£466
Wed 1/1012:10BTR - LHR
1 stop17h 25mUnited Airlines
Tue 7/1014:10LHR - BTR
2 stops39h 12mUnited Airlines
Deal found 18/7£468
Thu 7/814:59MSY - LHR
2 stops16h 11mDelta
Wed 20/809:55LHR - MSY
2 stops19h 05mDelta
Deal found 16/7£472
Sat 6/917:18MSY - LHR
1 stop31h 37mBritish Airways
Sat 27/916:05LHR - MSY
Nonstop9h 55mBritish Airways
Deal found 16/7£474
Fri 8/807:00MSY - LHR
2 stops21h 00mAir Canada
Wed 13/808:30LHR - MSY
2 stops30h 18mAir Canada
Deal found 15/7£479

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 18 July 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

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 26/11

13:40-11:40

1 stop16h 00m

London Heathrow

Thu 4/12

11:30-22:00

2 stops16h 30m

£389

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Tue 6/1

11:00-07:50

1 stop14h 50m

London Heathrow

Tue 20/1

11:30-22:04

2 stops16h 34m

£390

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 22/9

10:27-07:15

1 stop14h 48m

London Heathrow

Wed 1/10

09:55-22:12

2 stops18h 17m

£391

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 22/9

18:50-13:30

1 stop12h 40m

London Heathrow

Wed 1/10

09:20-22:12

1 stop18h 52m

£395

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Tue 6/1

17:15-11:40

1 stop12h 25m

London Heathrow

Tue 20/1

09:20-16:39

1 stop13h 19m

£396

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 8/12

10:30-07:50

1 stop15h 20m

London Heathrow

Mon 15/12

06:20-23:28

2 stops23h 08m

£427

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 8/12

17:30-11:40

1 stop12h 10m

London Heathrow

Mon 15/12

12:30-20:24

1 stop13h 54m

£433

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 8/10

11:00-13:30

1 stop20h 30m

London Heathrow

Sun 19/10

17:25-10:32

1 stop23h 07m

£433

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Thu 7/8

14:18-10:40

2 stops14h 22m

London Heathrow

Wed 20/8

11:05-19:16

1 stop14h 11m

£466

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 1/10

12:10-11:35

1 stop17h 25m

London Heathrow

Tue 7/10

14:10-23:22

2 stops39h 12m

£468

Flights are sorted by cheapest return flights first.

Deals found on 18/7

Showing 1-10 of 39 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 return 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, January is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £112). Flying from Louisiana to London Heathrow Airport in August is currently the most expensive (average of £164). 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 18 July 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 for a return flight from Louisiana to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 18 July 2025.
See what other customers who have flown with Delta, KLM, andUnited Airlines from Louisiana to London Heathrow Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.
  • 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 £101 on JetBlue. Other airlines that offer cheap prices include United Airlines from £295 and British Airways from £319 one-way.

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

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

    No one likes to see their flight delayed. When booking a flight from Louisiana to London Heathrow Airport consider choosing American Airlines (77%), Aer Lingus (77%) or Finnair (77%) as they are the most reliable in getting you off to your destination on time.

  • 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 £647, our data indicates the cheapest price to be £329. The most popular route (New Orleans Louis Armstrong - London Heathrow), is priced around £38.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Louisiana to London Heathrow Airport (average of £112). Flying from Louisiana to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Deal
Northampton
Gatwick
Slough
Luton
Wembley
Crawley
Eastbourne
Ilford
Hayes
Ipswich
Southend-on-Sea
Folkestone
Watford
Winchester
Swindon
Maidstone

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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.

Top 3 airlines flying from Louisiana to Heathrow

Discover the top 3 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 858,174 searches. Data last updated 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£489Average£596FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£520Average£597FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£615Average£1,179FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

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How does Cheapflights help users find flights from Louisiana to Heathrow?

When you search for this flight from Louisiana to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Louisiana to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Louisiana to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Louisiana to Heathrow with no change fees?

Yes, we can. To see specific flights from Louisiana to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Louisiana to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Louisiana today and book when prices fit your budget.

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