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

Return flights

14 Sep - 25 Sep	United	direct
12 Sep - 17 Sep	Icelandair
01 Sep - 12 Sep	FrenchBee
08 Sep - 23 Sep	SWISS
19 Sep - 04 Oct	LOT
26 Sep - 08 Oct	British Airways
26 Sep - 08 Oct	United	direct
03 Sep - 12 Sep	TAP
11 Sep - 21 Sep	Turkish Airlines
11 Sep - 25 Sep	United
05 Sep - 14 Sep	FrenchBee
19 Sep - 29 Sep	FrenchBee
03 Sep - 12 Sep	United	direct

Also check the deals for one-way flights from Newark to Dubrovnik 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 Dubrovnik in September from 493€

Return flights