Cheapest return flights from Newark to Lisbon in September from 518€

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

23 Sep - 30 Sep TAP
30 Sep - 07 Oct TAP
24 Sep - 29 Sep TAP
23 Sep - 29 Sep TAP
22 Sep - 27 Sep FrenchBee
24 Sep - 27 Sep FrenchBee
07 Sep - 12 Sep FrenchBee
21 Sep - 30 Sep TAP
27 Sep - 03 Oct FrenchBee
26 Sep - 10 Oct TAP
09 Sep - 29 Sep FrenchBee
20 Sep - 27 Sep FrenchBee
24 Sep - 28 Sep TAP

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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