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Cheap flights from London Heathrow Airport to Louisiana from $442

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Louisiana departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from London Heathrow Airport to Louisiana

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
8:15 am - 9:17 am
LHR
-
MSY
31h 02m
1 stop
JetBlue Logo
3:35 pm - 6:30 am
MSY
-
LHR
32h 55m
1 stop
$827JetBlue
Wed, Sep 9 - Wed, Sep 23
JetBlue Logo
8:15 am - 10:57 am
LHR
-
MSY
32h 42m
1 stop
JetBlue Logo
11:50 am - 8:45 pm
MSY
-
LHR
26h 55m
1 stop
$836JetBlue
Mon, Apr 27 - Sat, May 2
Multiple Airlines Logo
9:30 am - 11:30 pm
LHR
-
MSY
20h 00m
2 stops
Multiple Airlines Logo
7:00 am - 8:40 pm
MSY
-
LHR
31h 40m
2 stops
$858Multiple Airlines
Fri, May 1 - Fri, May 8
Multiple Airlines Logo
7:30 am - 10:23 pm
LHR
-
MSY
20h 53m
3 stops
Multiple Airlines Logo
7:00 am - 10:25 am
MSY
-
LHR
21h 25m
2 stops
$860Multiple Airlines
Tue, Apr 28 - Tue, May 5
Virgin Atlantic Logo
3:15 pm - 10:00 pm
LHR
-
BTR
12h 45m
1 stop
Virgin Atlantic Logo
1:37 pm - 10:40 am
BTR
-
LHR
15h 03m
2 stops
$924Virgin Atlantic
Wed, May 13 - Tue, May 19
Virgin Atlantic Logo
6:35 pm - 6:27 pm
LHR
-
BTR
53h 52m
2 stops
Virgin Atlantic Logo
7:08 pm - 6:25 am
BTR
-
LHR
29h 17m
1 stop
$932Virgin Atlantic
Sun, Apr 26 - Sun, May 3
British Airways Logo
7:50 am - 10:54 pm
LHR
-
LFT
21h 04m
2 stops
British Airways Logo
2:13 pm - 2:25 pm
LFT
-
LHR
18h 12m
1 stop
$937British Airways
Thu, Sep 24 - Mon, Sep 28
British Airways Logo
7:50 am - 8:23 pm
LHR
-
SHV
18h 33m
2 stops
British Airways Logo
6:40 pm - 2:25 pm
SHV
-
LHR
13h 45m
1 stop
$937British Airways
Thu, Sep 24 - Mon, Sep 28
Delta Logo
6:30 am - 10:00 pm
LHR
-
BTR
21h 30m
2 stops
Delta Logo
6:03 am - 6:20 am
BTR
-
LHR
18h 17m
2 stops
$945Delta
Wed, May 13 - Mon, May 18
Delta Logo
6:30 am - 10:00 pm
LHR
-
BTR
21h 30m
2 stops
Delta Logo
1:37 pm - 7:15 am
BTR
-
LHR
11h 38m
1 stop
$947Delta
Wed, May 13 - Mon, May 18

JetBlue flights from London Heathrow Airport to Louisiana

Our best JetBlue deals on London Heathrow Airport to Louisiana flight tickets
JetBlue
Sep 9
LHR8:15 amLondon Heathrow
31h 02m
1 stop
MSY9:17 amNew Orleans Louis Armstrong
Sep 23
MSY3:35 pmNew Orleans Louis Armstrong
32h 55m
1 stop
LHR6:30 amLondon Heathrow
$827
JetBlue
Apr 27
LHR8:15 amLondon Heathrow
32h 42m
1 stop
MSY10:57 amNew Orleans Louis Armstrong
May 2
MSY11:50 amNew Orleans Louis Armstrong
26h 55m
1 stop
LHR8:45 pmLondon Heathrow
$836
JetBlue
May 3
LHR8:15 amLondon Heathrow
32h 42m
1 stop
MSY10:57 amNew Orleans Louis Armstrong
May 8
MSY11:50 amNew Orleans Louis Armstrong
26h 55m
1 stop
LHR8:45 pmLondon Heathrow
$839

Austrian Airlines flights from London Heathrow Airport to Louisiana

Our best Austrian Airlines deals on London Heathrow Airport to Louisiana flight tickets
Austrian Airlines
Apr 14
LHR6:00 amLondon Heathrow
19h 44m
2 stops
MSY7:44 pmNew Orleans Louis Armstrong
Apr 21
MSY12:44 pmNew Orleans Louis Armstrong
12h 11m
1 stop
LHR6:55 amLondon Heathrow
$963
Austrian Airlines
Apr 14
LHR6:00 amLondon Heathrow
19h 44m
2 stops
MSY7:44 pmNew Orleans Louis Armstrong
Apr 19
MSY5:35 pmNew Orleans Louis Armstrong
32h 55m
1 stop
LHR8:30 amLondon Heathrow
$1,002
Austrian Airlines
Apr 14
LHR6:00 amLondon Heathrow
19h 44m
2 stops
MSY7:44 pmNew Orleans Louis Armstrong
Apr 19
MSY12:00 pmNew Orleans Louis Armstrong
36h 45m
2 stops
LHR6:45 amLondon Heathrow
$1,003

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Wed 9/9

8:15 am-9:17 am

1 stop31h 02m

New Orleans Louis Armstrong

Wed 9/23

3:35 pm-6:30 am

1 stop32h 55m

$827

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Mon 4/27

8:15 am-10:57 am

1 stop32h 42m

New Orleans Louis Armstrong

Sat 5/2

11:50 am-8:45 pm

1 stop26h 55m

$836

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Fri 5/1

9:30 am-11:30 pm

2 stops20h 00m

New Orleans Louis Armstrong

Fri 5/8

7:00 am-8:40 pm

2 stops31h 40m

$858

LondonNew Orleans

LHR - MSY

LHRMSY

London Heathrow

Tue 4/28

7:30 am-10:23 pm

3 stops20h 53m

New Orleans Louis Armstrong

Tue 5/5

7:00 am-10:25 am

2 stops21h 25m

$860
Quickest round-trip

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Wed 5/13

3:15 pm-10:00 pm

1 stop12h 45m

Baton Rouge Ryan

Tue 5/19

1:37 pm-10:40 am

2 stops15h 03m

$924

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Sun 4/26

6:35 pm-6:27 pm

2 stops53h 52m

Baton Rouge Ryan

Sun 5/3

7:08 pm-6:25 am

1 stop29h 17m

$932

LondonLafayette

LHR - LFT

LHRLFT

London Heathrow

Thu 9/24

7:50 am-10:54 pm

2 stops21h 04m

Lafayette Regional

Mon 9/28

2:13 pm-2:25 pm

1 stop18h 12m

$937

LondonShreveport

LHR - SHV

LHRSHV

London Heathrow

Thu 9/24

7:50 am-8:23 pm

2 stops18h 33m

Shreveport

Mon 9/28

6:40 pm-2:25 pm

1 stop13h 45m

$937

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Wed 5/13

6:30 am-10:00 pm

2 stops21h 30m

Baton Rouge Ryan

Mon 5/18

6:03 am-6:20 am

2 stops18h 17m

$945

LondonBaton Rouge

LHR - BTR

LHRBTR

London Heathrow

Wed 5/13

6:30 am-10:00 pm

2 stops21h 30m

Baton Rouge Ryan

Mon 5/18

1:37 pm-7:15 am

1 stop11h 38m

$947

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisiana from

How to get the cheapest flight ticket from London Heathrow Airport to Louisiana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Louisiana?

In general, September is the cheapest month to fly from London Heathrow Airport to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $779. The month of January is another great option to travel to Louisiana, with average flight prices from London Heathrow Airport averaging around $800.

What is the cheapest day to depart on your flight to Louisiana?

According to our data, Wednesday is the cheapest day to fly to Louisiana from London Heathrow Airport. The lowest ticket price found for a Wednesday departure recently was $867. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Sunday is $1,522.

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is at noon when flights can be purchased for as low as $850. In contrast, the most expensive time of day to depart to Louisiana is in the afternoon when prices are around $1,041.

What is the cheapest London Heathrow to Louisiana flight route?

Fly from London Heathrow to New Orleans Louis Armstrong for the best London Heathrow - Louisiana flight prices

How far in advance should I book a flight to Louisiana?

You are more likely to see cheaper flights to Louisiana from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $913 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from London Heathrow Airport for as low as $775 on momondo.

What cabin class options are available on London Heathrow to Louisiana flights?

There are 3 cabin classes available to choose from on London Heathrow to Louisiana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Louisiana flights?

You could potentially save up to 3% on your flight if you consider stops on a London Heathrow Airport to Louisiana flight.

Cheap London Heathrow Airport to Louisiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Louisiana

Best Price Found

$883

Fastest flight time

9h 55m

Direct flights

Mon, Thu, Fri, Sat and Sun

Airports in Louisiana

31 airports
The best one-way flight to Louisiana from London Heathrow Airport in the past 72 hours is $883. The best round-trip flight deal from London Heathrow Airport to Louisiana found on momondo in the last 72 hours is $1,369.
The fastest flight from London Heathrow Airport to Louisiana takes 9h 55m
Direct flights go from London Heathrow Airport to Louisiana on Monday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 31 airports in Louisiana. From London Heathrow Airport there are direct flights to New Orleans Louis Armstrong (MSY).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Louisiana

  • When did momondo last update prices for flights from London Heathrow Airport to Louisiana?

    Prices for flights from London Heathrow Airport to Louisiana refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Louisiana?

  • How old do you have to be to fly from London Heathrow Airport to Louisiana?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Louisiana.

  • What documentation or ID do you need to fly to Louisiana?

    The required travel and health documents for your Louisiana trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisiana. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Louisiana?

Best airlines flying from London Heathrow Airport to Louisiana

Compare and see reviews for airlines that fly from London Heathrow Airport to Louisiana with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $674Free CancellationRating
6.7
7,841 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Louisiana?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Louisiana for you.

Can I find flights from London to Louisiana with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Louisiana from London with this policy.

How can momondo help me find flights from London to Louisiana?

Once all potential London to Louisiana flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Louisiana right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Louisiana, momondo offers a useful price alert feature which will track prices for flights to Louisiana from London and alert you when they change.

An easier way to manage your Louisiana trip

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Find better results for your trip to Louisiana

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