Cheapest return flights from Newark to Lisbon in September from 515€

Best time to book flights for Newark (EWR) to Lisbon (LIS) flights at AirHint

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

Return flights

08 Sep - 16 Sep Scandinavian Airlines
25 Sep - 02 Oct TAP direct
18 Sep - 25 Sep TAP direct
12 Sep - 17 Sep FrenchBee
13 Sep - 20 Sep FrenchBee
11 Sep - 29 Sep FrenchBee
18 Sep - 27 Sep FrenchBee
03 Sep - 20 Sep Turkish Airlines
20 Sep - 24 Sep Turkish Airlines
18 Sep - 27 Sep TAP direct
12 Sep - 21 Sep FrenchBee

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

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