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Cheap flights from London Heathrow Airport to New York from $390

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 9/9. 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

Air Canada Logo
9:00 am - 9:32 pmLHR-LGA
17h 32m2 stops
Air Canada Logo
7:50 pm - 11:20 amLGA-LHR
10h 30m1 stop
$448Air Canada
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Tue, Jan 6 - Thu, Jan 15
Air Canada Logo
9:00 am - 7:02 pmLHR-LGA
15h 02m2 stops
Air Canada Logo
3:20 pm - 7:10 amLGA-LHR
11h 50m1 stop
$449Air Canada
Find Deal
Tue, Feb 24 - Tue, Mar 17
Virgin Atlantic Logo
6:15 pm - 7:31 pmLHR-LGA
30h 16m1 stop
Virgin Atlantic Logo
7:00 pm - 6:45 amLGA-LHR
30h 45m1 stop
$455Virgin Atlantic
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Wed, Sep 17 - Sun, Oct 5
United Airlines Logo
7:45 am - 6:47 pmLHR-LGA
16h 02m2 stops
United Airlines Logo
7:05 pm - 9:35 amLGA-LHR
9h 30m1 stop
$457United Airlines
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Sat, Sep 27 - Sat, Oct 4
Virgin Atlantic Logo
9:40 am - 5:30 pmLHR-LGA
11h 50m1 stop
Virgin Atlantic Logo
4:00 pm - 6:50 amLGA-LHR
9h 50m1 stop
$458Virgin Atlantic
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Mon, Oct 27 - Mon, Nov 24
Logo
6:50 am - 2:42 pmLHR-LGA
12h 52m2 stops
Logo
3:20 pm - 7:10 amLGA-LHR
10h 50m1 stop
$461
Find Deal
Mon, Nov 3 - Tue, Nov 25
United Airlines Logo
6:50 am - 6:27 pmLHR-LGA
16h 37m2 stops
United Airlines Logo
7:48 pm - 10:50 amLGA-LHR
10h 02m1 stop
$462United Airlines
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Sat, Feb 14 - Sun, Feb 22
British Airways Logo
9:15 am - 5:20 pmLHR-LGA
13h 05m1 stop
British Airways Logo
2:45 pm - 9:30 amLGA-LHR
13h 45m1 stop
$485British Airways
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Wed, Sep 24 - Tue, Sep 30
British Airways Logo
8:55 am - 8:50 pmLHR-LGA
16h 55m1 stop
British Airways Logo
5:28 pm - 9:05 amLGA-LHR
10h 37m1 stop
$488British Airways
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Thu, Sep 18 - Tue, Oct 7
Logo
8:45 am - 9:30 pmLHR-LGA
17h 45m2 stops
Logo
11:40 am - 6:30 amLGA-LHR
13h 50m2 stops
$489
Find Deal
Tue, Sep 16 - Fri, Oct 3

Air Canada flights from London Heathrow Airport to New York LaGuardia Airport

Our best Air Canada deals on London Heathrow Airport to New York LaGuardia Airport flight tickets
Air Canada
Jan 6
LHR9:00 amLondon Heathrow
17h 32m
2 stops
LGA9:32 pmNew York LaGuardia
Jan 15
LGA7:50 pmNew York LaGuardia
10h 30m
1 stop
LHR11:20 amLondon Heathrow
$448
Find similar
Air Canada
Feb 24
LHR9:00 amLondon Heathrow
15h 02m
2 stops
LGA7:02 pmNew York LaGuardia
Mar 17
LGA3:20 pmNew York LaGuardia
11h 50m
1 stop
LHR7:10 amLondon Heathrow
$449
Find similar
Air Canada
Sep 24
LHR9:30 amLondon Heathrow
10h 17m
1 stop
LGA2:47 pmNew York LaGuardia
Oct 1
LGA3:30 pmNew York LaGuardia
10h 00m
1 stop
LHR6:30 amLondon Heathrow
$450
Find similar

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

Our best United Airlines deals on London Heathrow Airport to New York LaGuardia Airport flight tickets
United Airlines
Sep 27
LHR7:45 amLondon Heathrow
16h 02m
2 stops
LGA6:47 pmNew York LaGuardia
Oct 4
LGA7:05 pmNew York LaGuardia
9h 30m
1 stop
LHR9:35 amLondon Heathrow
$457
Find similar
United Airlines
Feb 14
LHR6:50 amLondon Heathrow
16h 37m
2 stops
LGA6:27 pmNew York LaGuardia
Feb 22
LGA7:48 pmNew York LaGuardia
10h 02m
1 stop
LHR10:50 amLondon Heathrow
$462
Find similar
United Airlines
Jan 1
LHR6:30 amLondon Heathrow
17h 14m
2 stops
LGA6:44 pmNew York LaGuardia
Jan 5
LGA7:45 pmNew York LaGuardia
30h 25m
1 stop
LHR7:10 amLondon Heathrow
$465
Find similar

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 August 28, 2025.
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

Tue 1/6

9:00 am-9:32 pm

2 stops17h 32m

New York LaGuardia

Thu 1/15

7:50 pm-11:20 am

1 stop10h 30m

$448

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 2/24

9:00 am-7:02 pm

2 stops15h 02m

New York LaGuardia

Tue 3/17

3:20 pm-7:10 am

1 stop11h 50m

$449

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 9/17

6:15 pm-7:31 pm

1 stop30h 16m

New York LaGuardia

Sun 10/5

7:00 pm-6:45 am

1 stop30h 45m

$455

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sat 9/27

7:45 am-6:47 pm

2 stops16h 02m

New York LaGuardia

Sat 10/4

7:05 pm-9:35 am

1 stop9h 30m

$457

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 10/27

9:40 am-5:30 pm

1 stop11h 50m

New York LaGuardia

Mon 11/24

4:00 pm-6:50 am

1 stop9h 50m

$458

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 11/3

6:50 am-2:42 pm

2 stops12h 52m

New York LaGuardia

Tue 11/25

3:20 pm-7:10 am

1 stop10h 50m

$461

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sat 2/14

6:50 am-6:27 pm

2 stops16h 37m

New York LaGuardia

Sun 2/22

7:48 pm-10:50 am

1 stop10h 02m

$462

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 9/24

9:15 am-5:20 pm

1 stop13h 05m

New York LaGuardia

Tue 9/30

2:45 pm-9:30 am

1 stop13h 45m

$485

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 9/18

8:55 am-8:50 pm

1 stop16h 55m

New York LaGuardia

Tue 10/7

5:28 pm-9:05 am

1 stop10h 37m

$488

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 9/16

8:45 am-9:30 pm

2 stops17h 45m

New York LaGuardia

Fri 10/3

11:40 am-6:30 am

2 stops13h 50m

$489

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 September. Flight prices, which tend to average around $506, 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 September, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $510.

What is the cheapest day to depart on your flight to New York LaGuardia Airport?

The cheapest day to depart on your flight to New York LaGuardia Airport is on a Wednesday when prices can be found for as low as $552. This is often the case because there is less demand to fly during this day of the week. Flights from London Heathrow Airport to New York LaGuardia Airport on a Friday will generally be more expensive and average around $593. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to New York LaGuardia Airport?

Our data shows that the cheapest London Heathrow Airport to New York LaGuardia Airport flights are usually those with departure times in the afternoon. Our users have found flights to New York LaGuardia Airport in the afternoon for as low as $507. Flights in the morning are often more expensive with an average ticket price of $582.

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 $625 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 $519 on momondo.

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

Direct flights

None
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.
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  • 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 17m.

  • 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
Pocono Manor
Asbury Park
Point Pleasant Beach
Beach Haven
East Rutherford
Stamford
Long Branch
Tannersville
Spring Lake
Wayne
Elizabeth
Parsippany
East Stroudsburg
Secaucus
Toms River
Staten Island

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.

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