Our cheapest offers for flights from London Heathrow to New York

Here you can compare cheap flights from London Heathrow (LHR) to New York (LGA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to New York. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
London Heathrow New York	Outbound 08/12/25 2 Stopovers (BRU, YUL) AC6330, AC0833, AC8640 15h 02min	Return 24/12/25 1 Stopover (YUL) AC8639, AC0864 10h 50min	Air Canada	?	£353
Best option London Heathrow New York	Outbound 01/11/25 1 Stopover (YYZ) AC0857, AC0724 13h 33min	Return 14/11/25 1 Stopover (YYZ) AC0715, AC0854 10h 00min	Air Canada	?	£366
London Heathrow New York	Outbound 13/10/25 3 Stopovers (LIS, OPO, BOS) TP1367, TP1930, TP0227, AA4424 25h 03min	Return 15/10/25 2 Stopovers (BOS, LIS) AA4430, TP0218, TP1356 14h 25min	TAP Air Portugal, American Airlines		£1,083
London Heathrow New York	Outbound 08/12/25 1 Stopover (YUL) AC0865, AC8642 10h 37min	Return 24/12/25 1 Stopover (YUL) AC8635, AC0864 15h 35min	Air Canada		£382
London Heathrow New York	Outbound 08/12/25 1 Stopover (YUL) AC0865, AC8642 10h 37min	Return 24/12/25 1 Stopover (YUL) AC8635, AC0864 15h 35min	Air Canada		£384
London Heathrow New York	Outbound 08/12/25 1 Stopover (YUL) AC0865, AC8642 10h 37min	Return 24/12/25 1 Stopover (YUL) AC8639, AC0864 10h 50min	Air Canada		£420
London Heathrow New York	Outbound 20/10/25 1 Stopover (YUL) AC0867, AC8638 10h 17min	Return 11/11/25 1 Stopover (YUL) AC8631, AC0864 19h 40min	Air Canada		£435
London Heathrow New York	Outbound 08/12/25 1 Stopover (YUL) LH6838, LH6816 13h 07min	Return 24/12/25 1 Stopover (ORD) UA1967, UA0929 11h 55min	Lufthansa	?	£447
London Heathrow New York	Outbound 09/10/25 1 Stopover (IAD, DCA) AA6630, AA4346 14h 08min	Return 14/10/25 1 Stopover (MIA) AA1576, AA0038 12h 55min	American Airlines	?	£457
London Heathrow New York	Outbound 20/10/25 1 Stopover (YUL) AC0867, AC8638 10h 17min	Return 11/11/25 1 Stopover (YUL) AC8637, AC0864 13h 20min	Air Canada	?	£463

Tips and tricks to help you find cheap flights from London Heathrow to New York

Favourite connection: via Montréal-Pierre Elliott Trudeau International

The most popular flights on this route are via Montréal-Pierre Elliott Trudeau International and are booked by 50 % of all travellers.

Route

bookings

1 stopover Montréal-Pierre Elliott Trudeau International Airport

11h 10min, from 454 GBP

50 %

1 stopover Boston Logan

13h 25min, from 583 GBP

46 %

2 stopovers Paris - Charles de Gaulle Boston Logan

18h 27min, from 562 GBP

4 %

Important flight information

Flight information: London Heathrow - New York

Outbound and return from	352,47 GBP
Distance	5542 km
Departure airport	Airport London Heathrow (LHR)
Arrival airport	Airport New York - La Guardia Airport, NY (LGA)
Destination country	Flights to United States

Our cheapest offers for flights from London Heathrow to New York

London Heathrow

New York - La Guardia Airport, NY

Tips and tricks to help you find cheap flights from London Heathrow to New York

Important flight information

Flight information: London Heathrow - New York

Alternative routes to United States

Alternative flights to New York

Flight destinations with a similar price