Cheapest return flights from London to New York in September from 423€

Best time to book flights for London (STN) to New York (JFK) flights at AirHint

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

Return flights

24 Sep - 29 Sep Lufthansa
23 Sep - 30 Sep Lufthansa
01 Sep - 09 Sep Ryanair
01 Sep - 30 Sep Ryanair
15 Sep - 18 Sep Ryanair
01 Sep - 16 Sep Ryanair
08 Sep - 12 Sep Ryanair
01 Sep - 12 Sep Ryanair
04 Sep - 09 Sep Ryanair
02 Sep - 10 Sep Ryanair
27 Sep - 01 Oct Ryanair
28 Sep - 26 Oct Ryanair
18 Sep - 21 Oct Ryanair
22 Sep - 14 Oct Ryanair
29 Sep - 13 Oct Ryanair
01 Sep - 01 Oct Ryanair
29 Sep - 03 Oct Ryanair
07 Sep - 19 Oct Ryanair
30 Sep - 05 Oct Ryanair
29 Sep - 04 Oct Ryanair

Also check the deals for one-way flights from London to New York in September.

Skyscanner

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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