Cheapest return flights from New York to London in September from $395

Best time to book flights for New York (NYC) to London (LGW) flights at AirHint

AirHint found the following cheapest return flights from New York (NYC) to London (LGW) in September 2025 (see full year).

Return flights

21 Sep - 27 Sep Norse Atlantic Airways (UK) direct
01 Sep - 10 Sep Icelandair
25 Sep - 30 Sep Norse Atlantic Airways (UK) direct
25 Sep - 04 Oct Norse Atlantic Airways (UK) direct
30 Sep - 05 Oct Norse Atlantic Airways (UK) direct
04 Sep - 15 Sep Norse Atlantic Airways (UK)
25 Sep - 28 Sep Norse Atlantic Airways (UK) direct
10 Sep - 16 Sep Norse Atlantic Airways
28 Sep - 04 Oct Norse Atlantic Airways (UK) direct
26 Sep - 04 Oct Norse Atlantic Airways (UK) direct
16 Sep - 22 Sep Norse Atlantic Airways (UK) direct
15 Sep - 22 Sep Norse Atlantic Airways (UK) direct
09 Sep - 10 Sep Norse Atlantic Airways
03 Sep - 07 Sep Fly Play
30 Sep - 15 Oct Norse Atlantic Airways (UK) direct
27 Sep - 04 Oct Norse Atlantic Airways (UK) direct
30 Sep - 06 Oct Norse Atlantic Airways (UK)
30 Sep - 06 Oct Norse Atlantic Airways (UK) direct
29 Sep - 06 Oct Norse Atlantic Airways (UK)
22 Sep - 22 Oct Finnair direct

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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