Cheapest return flights from Newark to Lisbon in August from 365€

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

Return flights

11 Aug - 05 Sep Air Canada
05 Aug - 22 Sep United
11 Aug - 11 Sep Air Canada
11 Aug - 12 Sep United
20 Aug - 28 Aug Icelandair
04 Aug - 23 Sep Air Canada
14 Aug - 03 Sep Air Canada
04 Aug - 23 Sep TAP direct
06 Aug - 10 Aug Icelandair
07 Aug - 12 Aug United
04 Aug - 12 Aug United direct
25 Aug - 03 Sep Air Canada
05 Aug - 11 Aug United
26 Aug - 03 Sep Air Canada
27 Aug - 12 Sep United direct
20 Aug - 24 Aug Icelandair
05 Aug - 26 Aug TAP direct
19 Aug - 27 Aug Delta
04 Aug - 29 Aug Air France
17 Aug - 29 Aug Delta

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

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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