$422 Find cheap flights from London Heathrow Airport to New York LaGuardia Airport

In the last 3 days, the lowest price for a flight from London Heathrow Airport to New York LaGuardia Airport was $422 for a one-way ticket and $452 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in London Heathrow Airport and on arrival in New York LaGuardia Airport.

On your way to New York LaGuardia Airport, you’ll fly out from London Heathrow. You’ll be landing at New York LaGuardia.

We unfortunately don’t have that data for this specific route.

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between London Heathrow Airport and New York LaGuardia Airport, with Star Alliance being the most commonly used for this route.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to New York LaGuardia Airport.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to New York LaGuardia Airport from London Heathrow Airport is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to New York LaGuardia Airport with an airline and back to London Heathrow Airport with another airline. Booking your flights between London Heathrow Airport and LGA can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to New York LaGuardia Airport from London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.