Cheapest return EWR–LIS flights, August

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

Return flights

28 Aug - 02 Sep Scandinavian Airlines
24 Aug - 31 Aug Air Canada
02 Aug - 10 Aug Air Canada
03 Aug - 11 Aug Air Canada
20 Aug - 27 Aug Scandinavian Airlines
23 Aug - 30 Aug Air Canada
10 Aug - 02 Sep Scandinavian Airlines
03 Aug - 14 Aug Scandinavian Airlines
05 Aug - 13 Aug Air Canada
10 Aug - 18 Aug Air Canada
21 Aug - 28 Aug Air Canada
04 Aug - 12 Aug Air Canada
14 Aug - 04 Sep Delta
24 Aug - 01 Sep Delta
23 Aug - 01 Sep Delta
09 Aug - 02 Sep Iberia
20 Aug - 01 Sep Delta
31 Aug - 08 Sep United direct
23 Aug - 01 Sep United direct
26 Aug - 04 Sep United

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

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