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Cheap flights from London Heathrow Airport to New York from $420

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 6/17. 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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0 bags

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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.
Air Canada Logo
9:30 am - 4:56 pm
LHR
-
LGA
12h 26m
1 stop
Air Canada Logo
2:30 pm - 9:35 am
LGA
-
LHR
14h 05m
1 stop
$592Air Canada
Fri, Oct 9 - Sun, Oct 18
United Airlines Logo
12:15 pm - 6:47 pm
LHR
-
LGA
11h 32m
1 stop
United Airlines Logo
2:32 pm - 6:55 am
LGA
-
LHR
11h 23m
1 stop
$611United Airlines
Mon, Jun 15 - Fri, Sep 11
United Airlines Logo
4:40 pm - 11:30 pm
LHR
-
LGA
11h 50m
1 stop
United Airlines Logo
7:48 pm - 10:40 am
LGA
-
LHR
9h 52m
1 stop
$614United Airlines
Sun, Jun 14 - Tue, Sep 8
Air Canada Logo
2:05 pm - 9:30 pm
LHR
-
LGA
12h 25m
1 stop
Air Canada Logo
5:40 pm - 10:00 am
LGA
-
LHR
11h 20m
1 stop
$615Air Canada
Thu, Jun 18 - Tue, Sep 8
Air Canada Logo
2:05 pm - 7:41 pm
LHR
-
LGA
10h 36m
1 stop
Air Canada Logo
4:00 pm - 9:35 am
LGA
-
LHR
12h 35m
1 stop
$616Air Canada
Mon, Jun 15 - Fri, Sep 11
Air Canada Logo
9:30 am - 4:58 pm
LHR
-
LGA
12h 28m
1 stop
Air Canada Logo
4:00 pm - 9:35 am
LGA
-
LHR
12h 35m
1 stop
$619Air Canada
Sun, Jun 14 - Thu, Sep 10
United Airlines Logo
4:40 pm - 11:30 pm
LHR
-
LGA
11h 50m
1 stop
United Airlines Logo
2:51 pm - 6:55 am
LGA
-
LHR
11h 04m
1 stop
$620United Airlines
Tue, Jun 23 - Tue, Jun 30
United Airlines Logo
12:15 pm - 6:47 pm
LHR
-
LGA
11h 32m
1 stop
United Airlines Logo
7:29 pm - 10:40 am
LGA
-
LHR
10h 11m
1 stop
$621United Airlines
Mon, Jun 15 - Mon, Sep 7
Air Canada Logo
9:30 am - 2:37 pm
LHR
-
LGA
10h 07m
1 stop
Air Canada Logo
3:30 pm - 10:00 am
LGA
-
LHR
13h 30m
1 stop
$622Air Canada
Wed, Jun 17 - Thu, Jul 9
Air Canada Logo
2:05 pm - 9:30 pm
LHR
-
LGA
12h 25m
1 stop
Air Canada Logo
11:35 am - 6:35 am
LGA
-
LHR
14h 00m
1 stop
$625Air Canada
Wed, Jun 17 - Thu, Jul 9

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
Oct 3
LHR5:40 pmLondon Heathrow
19h 10m
1 stop
LGA7:50 amNew York LaGuardia
Oct 4
LGA7:48 pmNew York LaGuardia
30h 07m
1 stop
LHR6:55 amLondon Heathrow
$675
Lufthansa
Sep 16
LHR9:30 amLondon Heathrow
10h 06m
1 stop
LGA2:36 pmNew York LaGuardia
Sep 21
LGA7:29 pmNew York LaGuardia
10h 11m
1 stop
LHR10:40 amLondon Heathrow
$700
Lufthansa
Sep 1
LHR9:30 amLondon Heathrow
10h 07m
1 stop
LGA2:37 pmNew York LaGuardia
Sep 13
LGA7:50 pmNew York LaGuardia
30h 05m
1 stop
LHR6:55 amLondon Heathrow
$705

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
Jun 18
LHR2:05 pmLondon Heathrow
12h 25m
1 stop
LGA9:30 pmNew York LaGuardia
Sep 8
LGA5:40 pmNew York LaGuardia
11h 20m
1 stop
LHR10:00 amLondon Heathrow
$615
Air Canada
Jun 15
LHR2:05 pmLondon Heathrow
10h 36m
1 stop
LGA7:41 pmNew York LaGuardia
Sep 11
LGA4:00 pmNew York LaGuardia
12h 35m
1 stop
LHR9:35 amLondon Heathrow
$616
Air Canada
Jun 14
LHR9:30 amLondon Heathrow
12h 28m
1 stop
LGA4:58 pmNew York LaGuardia
Sep 10
LGA4:00 pmNew York LaGuardia
12h 35m
1 stop
LHR9:35 amLondon Heathrow
$619

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 May 18, 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

Cheapest round-trip

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 10/9

9:30 am-4:56 pm

1 stop12h 26m

New York LaGuardia

Sun 10/18

2:30 pm-9:35 am

1 stop14h 05m

$592

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 6/15

12:15 pm-6:47 pm

1 stop11h 32m

New York LaGuardia

Fri 9/11

2:32 pm-6:55 am

1 stop11h 23m

$611
Quickest round-trip

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sun 6/14

4:40 pm-11:30 pm

1 stop11h 50m

New York LaGuardia

Tue 9/8

7:48 pm-10:40 am

1 stop9h 52m

$614

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 6/18

2:05 pm-9:30 pm

1 stop12h 25m

New York LaGuardia

Tue 9/8

5:40 pm-10:00 am

1 stop11h 20m

$615

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 6/15

2:05 pm-7:41 pm

1 stop10h 36m

New York LaGuardia

Fri 9/11

4:00 pm-9:35 am

1 stop12h 35m

$616

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sun 6/14

9:30 am-4:58 pm

1 stop12h 28m

New York LaGuardia

Thu 9/10

4:00 pm-9:35 am

1 stop12h 35m

$619

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 6/23

4:40 pm-11:30 pm

1 stop11h 50m

New York LaGuardia

Tue 6/30

2:51 pm-6:55 am

1 stop11h 04m

$620

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 6/15

12:15 pm-6:47 pm

1 stop11h 32m

New York LaGuardia

Mon 9/7

7:29 pm-10:40 am

1 stop10h 11m

$621

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 6/17

9:30 am-2:37 pm

1 stop10h 07m

New York LaGuardia

Thu 7/9

3:30 pm-10:00 am

1 stop13h 30m

$622

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 6/17

2:05 pm-9:30 pm

1 stop12h 25m

New York LaGuardia

Thu 7/9

11:35 am-6:35 am

1 stop14h 00m

$625

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 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 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 May to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $483.

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

You could potentially save up to 11% 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 06m

Direct flights

None
The fastest flight from London Heathrow Airport to New York LaGuardia Airport takes 10h 06m
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

Frequently asked questions about flying from London Heathrow Airport to New York LaGuardia Airport

  • 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 06m.

  • 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
Long Branch
Beach Haven
Stamford
Wayne
Spring Lake
Woodbridge
Tannersville
Parsippany
East Stroudsburg
Mount Laurel
Secaucus
Ocean Grove
Edgewater

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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Wed 6/17
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