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

Return flights

25 Sep - 03 Oct	KLM
25 Sep - 28 Sep	KLM
28 Sep - 05 Oct	British Airways
25 Sep - 29 Sep	Virgin Atlantic
19 Sep - 21 Sep	easyJet
19 Sep - 24 Sep	easyJet
18 Sep - 20 Sep	easyJet
20 Sep - 27 Sep	easyJet
22 Sep - 26 Sep	easyJet
21 Sep - 28 Sep	easyJet
20 Sep - 20 Sep	easyJet
21 Sep - 26 Sep	Aer Lingus

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

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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Cheapest return flights from Belfast to New York in September from 458€

Return flights