Cheapest return flights from London to New York in September from $541

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

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

Return flights

15 Sep - 23 Sep easyJet
01 Sep - 05 Sep Ryanair
22 Sep - 08 Oct easyJet
01 Sep - 12 Sep Ryanair
01 Sep - 07 Sep Ryanair
15 Sep - 21 Sep easyJet
17 Sep - 24 Sep easyJet
22 Sep - 30 Sep easyJet
22 Sep - 05 Oct easyJet
10 Sep - 23 Sep easyJet
17 Sep - 01 Oct easyJet
25 Sep - 03 Oct easyJet
03 Sep - 23 Sep easyJet
24 Sep - 28 Sep easyJet
10 Sep - 01 Oct easyJet
21 Sep - 08 Oct easyJet
23 Sep - 05 Oct easyJet
18 Sep - 08 Oct easyJet
25 Sep - 08 Oct easyJet
24 Sep - 01 Oct easyJet

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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