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

Return flights

17 Sep - 22 Sep	TAP
11 Sep - 15 Sep	TAP
10 Sep - 14 Sep	TAP
11 Sep - 24 Sep	TAP
16 Sep - 24 Sep	TAP
10 Sep - 15 Sep	TAP
11 Sep - 14 Sep	TAP
24 Sep - 22 Oct	TAP
29 Sep - 16 Oct	Scandinavian Airlines
08 Sep - 14 Sep	Brussels Airlines	direct
19 Sep - 21 Sep	Brussels Airlines	direct
26 Sep - 03 Oct	Brussels Airlines	direct
03 Sep - 18 Sep	Brussels Airlines	direct
29 Sep - 16 Oct	Brussels Airlines	direct
26 Sep - 17 Oct	Air Canada
27 Sep - 02 Oct	Ryanair
26 Sep - 01 Oct	British Airways
21 Sep - 01 Oct	British Airways
26 Sep - 14 Oct	British Airways
30 Sep - 08 Oct	Air Canada

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Newark in September from 362€

Return flights