Cheapest return flights from New York to London in September from 738€

AirHint found the following cheapest return flights from New York (LGA) to London (STN) in September 2026 (see full year).

Return flights

21 Sep - 07 Oct Porter Airlines (Canada) Ltd
29 Sep - 14 Oct Porter Airlines (Canada) Ltd
10 Sep - 23 Sep Porter Airlines (Canada) Ltd
27 Sep - 30 Sep Porter Airlines (Canada) Ltd
18 Sep - 27 Sep Porter Airlines (Canada) Ltd
17 Sep - 27 Sep Porter Airlines (Canada) Ltd
08 Sep - 20 Sep Porter Airlines (Canada) Ltd
05 Sep - 18 Sep Porter Airlines (Canada) Ltd
05 Sep - 20 Sep Porter Airlines (Canada) Ltd
25 Sep - 28 Sep Porter Airlines (Canada) Ltd
19 Sep - 23 Sep Porter Airlines (Canada) Ltd

Also check the deals for one-way 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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