Cheapest return flights from Newark to Lisbon in September from $469

AirHint found the following cheapest return flights from Newark (EWR) to Lisbon (LIS) in September 2026 (see full year).

Return flights

05 Sep - 09 Sep Scandinavian Airlines
04 Sep - 19 Sep Scandinavian Airlines
23 Sep - 02 Oct Iberia
28 Sep - 05 Oct TAP
04 Sep - 15 Sep Scandinavian Airlines
02 Sep - 10 Sep Scandinavian Airlines
27 Sep - 05 Oct TAP
11 Sep - 18 Sep Scandinavian Airlines
02 Sep - 10 Sep TAP direct
03 Sep - 10 Sep TAP direct
16 Sep - 22 Sep TAP
04 Sep - 20 Sep Scandinavian Airlines
03 Sep - 07 Sep TAP direct
23 Sep - 02 Oct TAP direct
27 Sep - 05 Oct Brussels Airlines direct
28 Sep - 05 Oct Brussels Airlines direct
25 Sep - 03 Oct Brussels Airlines direct

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

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