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Cheap flights from London Heathrow Airport to New York from $351

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 11/18. 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
1:25 pm - 7:03 pmLHR-LGA
10h 38m1 stop
Air Canada Logo
10:35 am - 7:10 amLGA-LHR
15h 35m1 stop
$423Air Canada
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Mon, Nov 3 - Mon, Nov 10
Air Canada Logo
6:50 am - 9:33 pmLHR-LGA
18h 43m2 stops
Air Canada Logo
7:45 pm - 7:10 amLGA-LHR
30h 25m1 stop
$430Air Canada
Find Deal
Fri, Oct 31 - Wed, Nov 19
Air Canada Logo
6:50 am - 4:52 pmLHR-LGA
14h 02m2 stops
Air Canada Logo
10:35 am - 7:10 amLGA-LHR
15h 35m1 stop
$434Air Canada
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Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
9:00 am - 10:33 pmLHR-LGA
18h 33m2 stops
Multiple Airlines Logo
6:05 am - 8:05 amLGA-LHR
21h 00m2 stops
$436Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
Virgin Atlantic Logo
9:40 am - 3:25 pmLHR-LGA
10h 45m1 stop
Virgin Atlantic Logo
3:00 pm - 7:15 amLGA-LHR
11h 15m1 stop
$437Virgin Atlantic
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Thu, Oct 16 - Thu, Oct 23
Multiple Airlines Logo
6:50 am - 4:52 pmLHR-LGA
14h 02m2 stops
Multiple Airlines Logo
3:20 pm - 7:10 amLGA-LHR
10h 50m1 stop
$442Multiple Airlines
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Fri, Oct 31 - Fri, Nov 7
Virgin Atlantic Logo
5:10 pm - 11:37 pmLHR-LGA
35h 27m2 stops
Virgin Atlantic Logo
7:00 pm - 6:25 amLGA-LHR
30h 25m1 stop
$446Virgin Atlantic
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Mon, Oct 13 - Mon, Nov 3
Lufthansa Logo
2:05 pm - 7:37 pmLHR-LGA
10h 32m1 stop
Lufthansa Logo
3:30 pm - 6:30 amLGA-LHR
10h 00m1 stop
$449Lufthansa
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Fri, Oct 17 - Fri, Oct 24
United Airlines Logo
6:55 am - 7:04 pmLHR-LGA
17h 09m2 stops
United Airlines Logo
7:05 pm - 9:35 amLGA-LHR
9h 30m1 stop
$457United Airlines
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Fri, Oct 17 - Fri, Oct 24
United Airlines Logo
10:30 am - 11:44 pmLHR-LGA
18h 14m2 stops
United Airlines Logo
10:26 am - 6:40 amLGA-LHR
15h 14m1 stop
$458United Airlines
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Mon, Dec 15 - Mon, Dec 29

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
Nov 3
LHR1:25 pmLondon Heathrow
10h 38m
1 stop
LGA7:03 pmNew York LaGuardia
Nov 10
LGA10:35 amNew York LaGuardia
15h 35m
1 stop
LHR7:10 amLondon Heathrow
$423
Find similar
Air Canada
Oct 31
LHR6:50 amLondon Heathrow
18h 43m
2 stops
LGA9:33 pmNew York LaGuardia
Nov 19
LGA7:45 pmNew York LaGuardia
30h 25m
1 stop
LHR7:10 amLondon Heathrow
$430
Find similar
Air Canada
Oct 31
LHR6:50 amLondon Heathrow
14h 02m
2 stops
LGA4:52 pmNew York LaGuardia
Nov 7
LGA10:35 amNew York LaGuardia
15h 35m
1 stop
LHR7:10 amLondon Heathrow
$434
Find similar

Virgin Atlantic flights from London Heathrow Airport to New York LaGuardia Airport

Our best Virgin Atlantic deals on London Heathrow Airport to New York LaGuardia Airport flight tickets
Virgin Atlantic
Oct 16
LHR9:40 amLondon Heathrow
10h 45m
1 stop
LGA3:25 pmNew York LaGuardia
Oct 23
LGA3:00 pmNew York LaGuardia
11h 15m
1 stop
LHR7:15 amLondon Heathrow
$437
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Virgin Atlantic
Oct 13
LHR5:10 pmLondon Heathrow
35h 27m
2 stops
LGA11:37 pmNew York LaGuardia
Nov 3
LGA7:00 pmNew York LaGuardia
30h 25m
1 stop
LHR6:25 amLondon Heathrow
$446
Find similar
Virgin Atlantic
Jan 19
LHR11:45 amLondon Heathrow
33h 40m
2 stops
LGA4:25 pmNew York LaGuardia
Jan 22
LGA1:00 pmNew York LaGuardia
37h 05m
2 stops
LHR7:05 amLondon Heathrow
$450
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 September 17, 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

Mon 11/3

1:25 pm-7:03 pm

1 stop10h 38m

New York LaGuardia

Mon 11/10

10:35 am-7:10 am

1 stop15h 35m

$423

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 10/31

6:50 am-9:33 pm

2 stops18h 43m

New York LaGuardia

Wed 11/19

7:45 pm-7:10 am

1 stop30h 25m

$430

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 10/31

6:50 am-4:52 pm

2 stops14h 02m

New York LaGuardia

Fri 11/7

10:35 am-7:10 am

1 stop15h 35m

$434

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 11/3

9:00 am-10:33 pm

2 stops18h 33m

New York LaGuardia

Mon 11/10

6:05 am-8:05 am

2 stops21h 00m

$436

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 10/16

9:40 am-3:25 pm

1 stop10h 45m

New York LaGuardia

Thu 10/23

3:00 pm-7:15 am

1 stop11h 15m

$437

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 10/31

6:50 am-4:52 pm

2 stops14h 02m

New York LaGuardia

Fri 11/7

3:20 pm-7:10 am

1 stop10h 50m

$442

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 10/13

5:10 pm-11:37 pm

2 stops35h 27m

New York LaGuardia

Mon 11/3

7:00 pm-6:25 am

1 stop30h 25m

$446

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 10/17

2:05 pm-7:37 pm

1 stop10h 32m

New York LaGuardia

Fri 10/24

3:30 pm-6:30 am

1 stop10h 00m

$449

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 10/17

6:55 am-7:04 pm

2 stops17h 09m

New York LaGuardia

Fri 10/24

7:05 pm-9:35 am

1 stop9h 30m

$457

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 12/15

10:30 am-11:44 pm

2 stops18h 14m

New York LaGuardia

Mon 12/29

10:26 am-6:40 am

1 stop15h 14m

$458

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between London Heathrow Airport and New York LaGuardia Airport?

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 February. Flight prices, which tend to average around $509, 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 February, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $521.

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 $620 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 $523 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
Asbury Park
Pocono Manor
Point Pleasant Beach
East Rutherford
Beach Haven
Spring Lake
Stamford
Tannersville
Long Branch
Wayne
Elizabeth
East Stroudsburg
Parsippany
Secaucus
Staten Island
Ocean Grove

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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