AirHint found the following cheapest return flights from Newark (EWR) to Heraklion (HER) in September 2025 (see full year).

Return flights

10 Sep - 18 Sep	British Airways
17 Sep - 23 Sep	British Airways
21 Sep - 01 Oct	British Airways
26 Sep - 01 Oct	British Airways
26 Sep - 08 Oct	British Airways
26 Sep - 09 Oct	British Airways
20 Sep - 27 Sep	British Airways
17 Sep - 24 Sep	British Airways
20 Sep - 22 Sep	FrenchBee

Also check the deals for one-way flights from Newark to Heraklion 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 Newark to Heraklion in September from 377€

Return flights