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Cheap flights from London Heathrow Airport to New York from $367

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 New York departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:05 pm - 11:44 pm
LHR
-
LGA
15h 39m
1 stop
United Airlines Logo
7:29 pm - 10:50 am
LGA
-
LHR
11h 21m
1 stop
$445United Airlines
Wed, Mar 18 - Tue, Mar 24
United Airlines Logo
4:40 pm - 11:30 pm
LHR
-
LGA
11h 50m
1 stop
United Airlines Logo
2:49 pm - 6:55 am
LGA
-
LHR
11h 06m
1 stop
$457United Airlines
Wed, Apr 15 - Wed, Apr 29
United Airlines Logo
12:05 pm - 11:44 pm
LHR
-
LGA
15h 39m
1 stop
United Airlines Logo
7:29 pm - 10:50 am
LGA
-
LHR
11h 21m
1 stop
$475United Airlines
Thu, Mar 19 - Mon, Mar 23
United Airlines Logo
4:40 pm - 11:30 pm
LHR
-
LGA
11h 50m
1 stop
United Airlines Logo
2:50 pm - 6:55 am
LGA
-
LHR
11h 05m
1 stop
$487United Airlines
Sun, May 10 - Tue, May 19
Air Canada Logo
11:10 am - 7:03 pm
LHR
-
LGA
12h 53m
1 stop
Air Canada Logo
3:20 pm - 7:10 am
LGA
-
LHR
11h 50m
1 stop
$496Air Canada
Tue, Feb 24 - Thu, Mar 12
United Airlines Logo
4:40 pm - 11:30 pm
LHR
-
LGA
11h 50m
1 stop
United Airlines Logo
7:29 pm - 10:40 am
LGA
-
LHR
10h 11m
1 stop
$498United Airlines
Mon, Apr 27 - Fri, May 1
American Airlines Logo
1:30 pm - 9:12 pm
LHR
-
LGA
11h 42m
1 stop
American Airlines Logo
4:58 pm - 8:00 am
LGA
-
LHR
10h 02m
1 stop
$508American Airlines
Thu, Mar 19 - Mon, Apr 6
United Airlines Logo
12:05 pm - 11:44 pm
LHR
-
LGA
15h 39m
1 stop
United Airlines Logo
7:29 pm - 10:50 am
LGA
-
LHR
11h 21m
1 stop
$511United Airlines
Fri, Mar 20 - Mon, Mar 23
United Airlines Logo
4:40 pm - 11:30 pm
LHR
-
LGA
11h 50m
1 stop
United Airlines Logo
7:25 pm - 10:40 am
LGA
-
LHR
10h 15m
1 stop
$518United Airlines
Tue, Mar 31 - Mon, Apr 6
United Airlines Logo
12:15 pm - 6:44 pm
LHR
-
LGA
11h 29m
1 stop
United Airlines Logo
2:49 pm - 6:55 am
LGA
-
LHR
11h 06m
1 stop
$523United Airlines
Thu, Apr 2 - Mon, Apr 20

Lufthansa flights from London Heathrow Airport to New York LaGuardia Airport

Our best Lufthansa deals on London Heathrow Airport to New York LaGuardia Airport flight tickets
Lufthansa
Mar 10
LHR6:35 amLondon Heathrow
19h 58m
2 stops
LGA10:33 pmNew York LaGuardia
Mar 17
LGA4:25 pmNew York LaGuardia
12h 05m
1 stop
LHR8:30 amLondon Heathrow
$572
Lufthansa
Mar 11
LHR1:00 pmLondon Heathrow
13h 33m
1 stop
LGA10:33 pmNew York LaGuardia
Mar 16
LGA4:20 pmNew York LaGuardia
10h 10m
1 stop
LHR6:30 amLondon Heathrow
$592
Lufthansa
Mar 11
LHR11:10 amLondon Heathrow
15h 23m
1 stop
LGA10:33 pmNew York LaGuardia
Mar 16
LGA4:20 pmNew York LaGuardia
10h 10m
1 stop
LHR6:30 amLondon Heathrow
$593

American Airlines flights from London Heathrow Airport to New York LaGuardia Airport

Our best American Airlines deals on London Heathrow Airport to New York LaGuardia Airport flight tickets
American Airlines
Mar 19
LHR1:30 pmLondon Heathrow
11h 42m
1 stop
LGA9:12 pmNew York LaGuardia
Apr 6
LGA4:58 pmNew York LaGuardia
10h 02m
1 stop
LHR8:00 amLondon Heathrow
$508
American Airlines
Mar 19
LHR1:30 pmLondon Heathrow
11h 42m
1 stop
LGA9:12 pmNew York LaGuardia
Apr 5
LGA2:10 pmNew York LaGuardia
12h 50m
1 stop
LHR8:00 amLondon Heathrow
$538
American Airlines
Apr 2
LHR1:00 pmLondon Heathrow
13h 26m
1 stop
LGA9:26 pmNew York LaGuardia
Apr 19
LGA3:00 pmNew York LaGuardia
13h 25m
1 stop
LHR9:25 amLondon Heathrow
$550

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to New York LaGuardia Airport 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 February 12, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 3/18

12:05 pm-11:44 pm

1 stop15h 39m

New York LaGuardia

Tue 3/24

7:29 pm-10:50 am

1 stop11h 21m

$445

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 4/15

4:40 pm-11:30 pm

1 stop11h 50m

New York LaGuardia

Wed 4/29

2:49 pm-6:55 am

1 stop11h 06m

$457

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 3/19

12:05 pm-11:44 pm

1 stop15h 39m

New York LaGuardia

Mon 3/23

7:29 pm-10:50 am

1 stop11h 21m

$475

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sun 5/10

4:40 pm-11:30 pm

1 stop11h 50m

New York LaGuardia

Tue 5/19

2:50 pm-6:55 am

1 stop11h 05m

$487

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 2/24

11:10 am-7:03 pm

1 stop12h 53m

New York LaGuardia

Thu 3/12

3:20 pm-7:10 am

1 stop11h 50m

$496

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 4/27

4:40 pm-11:30 pm

1 stop11h 50m

New York LaGuardia

Fri 5/1

7:29 pm-10:40 am

1 stop10h 11m

$498

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 3/19

1:30 pm-9:12 pm

1 stop11h 42m

New York LaGuardia

Mon 4/6

4:58 pm-8:00 am

1 stop10h 02m

$508

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 3/20

12:05 pm-11:44 pm

1 stop15h 39m

New York LaGuardia

Mon 3/23

7:29 pm-10:50 am

1 stop11h 21m

$511

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 3/31

4:40 pm-11:30 pm

1 stop11h 50m

New York LaGuardia

Mon 4/6

7:25 pm-10:40 am

1 stop10h 15m

$518

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 4/2

12:15 pm-6:44 pm

1 stop11h 29m

New York LaGuardia

Mon 4/20

2:49 pm-6:55 am

1 stop11h 06m

$523

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 New York from

How to get the cheapest flight ticket from London Heathrow Airport to New York LaGuardia Airport

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 New York LaGuardia Airport?

The cheapest month to fly to New York LaGuardia Airport from London Heathrow Airport is in November. Flight prices, which tend to average around $473, are often lower during this time because this is during the off-season. If you don’t want to visit New York LaGuardia Airport in November, then you should wait until September to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $487.

How far in advance should I book a flight to New York LaGuardia Airport?

You are more likely to see cheaper flights to New York LaGuardia Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to New York LaGuardia Airport for around $661 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York LaGuardia Airport from London Heathrow Airport for as low as $477 on momondo.

Can stopping save me money on London Heathrow Airport to New York LaGuardia Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a London Heathrow Airport to New York LaGuardia Airport flight.

When to book flights from London Heathrow Airport to New York LaGuardia Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to New York LaGuardia Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to New York LaGuardia Airport (LHR to LGA) flight deals and tips

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

Fastest flight time

10h 07m

Direct flights

None
The fastest flight from London Heathrow Airport to New York LaGuardia Airport takes 10h 07m
There are no direct flights from London Heathrow Airport to New York LaGuardia Airport. There are no popular flight routes from London Heathrow Airport to New York LaGuardia Airport.
Search flight deals

  • How far is London Heathrow to New York LaGuardia by plane?

    New York LaGuardia is 3438.0 mi away from London Heathrow. In terms of flight time, this usually takes a little over 10h 07m.

  • When did momondo last update prices for flights from London Heathrow Airport to New York LaGuardia Airport?

    Prices for flights from London Heathrow Airport to New York LaGuardia Airport are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to New York LaGuardia Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The required travel and health documents for your New York LaGuardia Airport 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 New York LaGuardia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Beach Haven
Long Branch
Spring Lake
Tannersville
Wayne
Stamford
Secaucus
East Stroudsburg
Ocean Grove
Parsippany
Elizabeth
Mount Laurel
Woodbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to New York. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from London to New York with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to New York?

momondo helps you find the best flight between London and New York by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from London to New York now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New York and let you know when they change.

An easier way to manage your New York LaGuardia Airport trip

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