Cheapest one-way flights from New York to London in September from $306

AirHint found the following cheapest one-way flights from New York (LGA) to London (LGW) in September 2026 (see full year).

One-Way flights

23 Sep Air Canada
16 Sep Lufthansa
21 Sep Air Canada
22 Sep Air Canada
29 Sep Air Canada
07 Sep Air Canada
11 Sep Air Canada
02 Sep Air Canada
20 Sep Lufthansa
27 Sep Lufthansa

Also check the deals for return flights from New York to London in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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