Cheapest return flights from Porto to Newark in September from 444€

Best time to book flights for Porto (OPO) to Newark (EWR) flights at AirHint

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

Return flights

19 Sep - 27 Sep British Airways
12 Sep - 14 Sep British Airways
18 Sep - 27 Sep British Airways
10 Sep - 14 Sep British Airways
17 Sep - 22 Sep KLM
11 Sep - 15 Sep Brussels Airlines direct
04 Sep - 08 Sep Brussels Airlines direct
11 Sep - 21 Sep Brussels Airlines direct
09 Sep - 16 Sep Brussels Airlines direct
11 Sep - 18 Sep Brussels Airlines direct
30 Sep - 09 Oct easyJet
19 Sep - 04 Oct TAP
29 Sep - 06 Oct SWISS
19 Sep - 04 Oct Brussels Airlines direct
26 Sep - 04 Oct TAP
30 Sep - 07 Oct TAP
27 Sep - 04 Oct easyJet
30 Sep - 07 Oct TAP direct
26 Sep - 04 Oct TAP direct
30 Sep - 09 Oct TAP direct

Also check the deals for one-way flights from Porto to Newark in September.

Skyscanner

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.

Book a cheap hotel in Newark

Cheap car rent in Newark