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

Return flights

05 Sep - 07 Sep	Air Canada
25 Sep - 06 Oct	Icelandair
29 Sep - 05 Oct	Icelandair
19 Sep - 28 Sep	Air Canada
05 Sep - 14 Sep	Icelandair
25 Sep - 02 Oct	Icelandair
08 Sep - 13 Sep	Icelandair
15 Sep - 21 Sep	Icelandair
18 Sep - 21 Sep	Icelandair
03 Sep - 07 Sep	Icelandair
03 Sep - 08 Sep	Icelandair
14 Sep - 20 Sep	Air Canada
11 Sep - 15 Sep	TAP
26 Sep - 02 Oct	Icelandair
30 Sep - 14 Oct	Icelandair
24 Sep - 01 Oct	Icelandair
26 Sep - 12 Oct	Icelandair
27 Sep - 06 Oct	United
27 Sep - 07 Oct	Lufthansa
19 Sep - 06 Oct	Lufthansa

Also check the deals for one-way flights from Copenhagen to Newark 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 Copenhagen to Newark in September from 370€

Return flights