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Cheap flights from Louisiana to London from £143

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LON
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Louisiana to London

Keep the following information in mind while searching for Louisiana to London flight deals. Data was last updated 13 June 2025.

Round-trip from

£478

One-way from

£143

Popular in

June

Cheapest in

October

Average price

£921

Good one-way deal

£303 or less
British Airways
  • British Airways
  • 1/9-15/9
  • 3 total stops
  • 47h 30m total
  • Louisiana to London
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20/7
  • 20/7
  • 1 total stop
  • 31h 45m total
  • Louisiana to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a one-way flight from Louisiana to London (LON).
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Find flight deals from Louisiana to London

Cheapest flights from Louisiana to London
Explore the most affordable flight options available from Louisiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Mon 1/918:19SHV - LHR
1 stop14h 06mBritish Airways
Mon 15/919:25LHR - SHV
2 stops33h 24mBritish Airways
Deal found 13/6£478
Wed 17/916:07LFT - LHR
1 stop13h 28mUnited Airlines
Tue 23/917:40LHR - LFT
2 stops30h 07mUnited Airlines
Deal found 13/6£489
Wed 17/917:15LFT - LHR
1 stop11h 55mDelta
Tue 23/909:20LHR - LFT
1 stop18h 39mDelta
Deal found 13/6£501
Fri 3/1005:15SHV - LHR
2 stops19h 15mUnited Airlines
Fri 10/1016:00LHR - SHV
2 stops29h 29mUnited Airlines
Deal found 12/6£504
Mon 22/918:43BTR - LHR
1 stop11h 47mBritish Airways
Wed 1/1006:30LHR - BTR
2 stops22h 41mBritish Airways
Deal found 12/6£508
Mon 22/912:15BTR - LHR
1 stop16h 35mAmerican Airlines
Wed 1/1008:20LHR - BTR
1 stop13h 41mAmerican Airlines
Deal found 12/6£511
Wed 13/813:40MSY - LGW
1 stop14h 20mMultiple Airlines
Sun 24/810:00LGW - MSY
1 stop16h 09mMultiple Airlines
Deal found 10/6£514
Fri 15/805:10BTR - LHR
2 stops22h 50mUnited Airlines
Tue 19/813:40LHR - BTR
1 stop13h 30mUnited Airlines
Deal found 12/6£516
Mon 18/812:39MSY - LHR
2 stops14h 11mDelta
Thu 4/906:15LHR - MSY
2 stops17h 38mDelta
Deal found 12/6£517
Mon 6/1010:35MSY - LHR
2 stops19h 15mAir Canada
Thu 23/1009:30LHR - MSY
2 stops19h 45mAir Canada
Deal found 11/6£518
Mon 18/808:00MSY - LCY
2 stops26h 25mLufthansa
Thu 4/908:45LCY - MSY
2 stops16h 28mLufthansa
Deal found 11/6£518
Mon 1/912:45SHV - LHR
2 stops15h 30mDelta
Mon 15/916:50LHR - SHV
2 stops23h 18mDelta
Deal found 13/6£520

Cheapflights Fare Finder

Customise your flight search to find flights from Louisiana to London 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 13 June 2025.
Use the filters below to find and compare flights from Louisiana to London that are best for you.

Fly from

Louisiana

Fly to

London

Route

Depart

Return

Price

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Mon 1/9

18:19-14:25

1 stop14h 06m

London Heathrow

Mon 15/9

19:25-22:49

2 stops33h 24m

£478

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 17/9

16:07-11:35

1 stop13h 28m

London Heathrow

Tue 23/9

17:40-17:47

2 stops30h 07m

£489

LafayetteLondon

LFT - LHR

LFTLHR

Lafayette Regional

Wed 17/9

17:15-11:10

1 stop11h 55m

London Heathrow

Tue 23/9

09:20-21:59

1 stop18h 39m

£501

ShreveportLondon

SHV - LHR

SHVLHR

Shreveport

Fri 3/10

05:15-06:30

2 stops19h 15m

London Heathrow

Fri 10/10

16:00-15:29

2 stops29h 29m

£504

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 22/9

18:43-12:30

1 stop11h 47m

London Heathrow

Wed 1/10

06:30-23:11

2 stops22h 41m

£508

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 22/9

12:15-10:50

1 stop16h 35m

London Heathrow

Wed 1/10

08:20-16:01

1 stop13h 41m

£511

New OrleansLondon

MSY - LGW

MSYLGW

New Orleans Louis Armstrong

Wed 13/8

13:40-10:00

1 stop14h 20m

London Gatwick

Sun 24/8

10:00-20:09

1 stop16h 09m

£514

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 18/8

12:39-08:50

2 stops14h 11m

London Heathrow

Thu 4/9

06:15-17:53

2 stops17h 38m

£517

New OrleansLondon

MSY - LHR

MSYLHR

New Orleans Louis Armstrong

Mon 6/10

10:35-11:50

2 stops19h 15m

London Heathrow

Thu 23/10

09:30-23:15

2 stops19h 45m

£518

New OrleansLondon

MSY - LCY

MSYLCY

New Orleans Louis Armstrong

Mon 18/8

08:00-16:25

2 stops26h 25m

London City

Thu 4/9

08:45-19:13

2 stops16h 28m

£518

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 60 results
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Best time to book a flight from Louisiana to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, January is the cheapest month in which you can book a flight from Louisiana to London (average of £112). Flying from Louisiana to London 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 LON?

Find hourly flight availability from Louisiana to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

When flying from Louisiana to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 13 June 2025.
To help decide which airline to fly from Louisiana to London, see what other customers have to say about Delta, KLM and Finnair. 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.
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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!
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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!
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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 London. 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 one-way?

    £253 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from £290 and £294, respectively.

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

    The most popular flight routes from Louisiana to London are New Orleans Louis Armstrong - London Heathrow, New Orleans Louis Armstrong - London Gatwick and New Orleans Louis Armstrong - London City.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Louisiana to London on time: American Airlines (75%), Aer Lingus (75%), Finnair (75%).

  • What are the cheapest flights from Louisiana to London?

    On average you can expect to pay £312 for a flight from Louisiana to London. The cheapest flight overall is £275 while the most popular route, (New Orleans Louis Armstrong - London Heathrow) is currently priced at £488.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Louisiana to London 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?

    Currently, January is the cheapest month in which you can book a flight from Louisiana to London (average of £112). Flying from Louisiana to London 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 Louisiana?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Louisiana to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Louisiana to London

Discover the top 3 airlines that operate flights from Louisiana to London. 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£482Average£634FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£513Average£588FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£544Average£923FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Louisiana to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Louisiana to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Louisiana to London flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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