Cheapest return flights from Newark to Lisbon in August from 639€

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 August 2025 (see full year).

Return flights

10 Aug - 21 Aug Air Canada
17 Aug - 27 Aug Air Canada
15 Aug - 22 Aug Air Canada
11 Aug - 28 Aug Air Canada
03 Aug - 21 Aug Air Canada
01 Aug - 21 Aug Air Canada
27 Aug - 03 Sep Scandinavian Airlines
25 Aug - 01 Sep FrenchBee
20 Aug - 26 Aug Air Canada
28 Aug - 04 Sep Air Canada
22 Aug - 05 Sep FrenchBee
24 Aug - 05 Sep FrenchBee
22 Aug - 29 Aug Scandinavian Airlines
03 Aug - 23 Aug Air Canada
15 Aug - 23 Aug Air Canada
26 Aug - 02 Sep Scandinavian Airlines
29 Aug - 05 Sep Air Canada
22 Aug - 01 Sep Air Canada
23 Aug - 01 Sep Air Canada
30 Aug - 06 Sep Scandinavian Airlines

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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