Cheapest return flights from Newark to Thessaloniki in September from $410

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

Return flights

07 Sep - 23 Sep SWISS
08 Sep - 01 Oct Austrian Airlines
22 Sep - 08 Oct SWISS
02 Sep - 06 Oct SWISS
09 Sep - 23 Sep SWISS
08 Sep - 23 Sep SWISS
22 Sep - 07 Oct SWISS
29 Sep - 18 Oct Lufthansa
08 Sep - 22 Sep Air Canada
02 Sep - 15 Sep Austrian Airlines
10 Sep - 24 Sep SWISS
12 Sep - 19 Sep SWISS
06 Sep - 27 Sep Turkish Airlines
05 Sep - 28 Sep Turkish Airlines
20 Sep - 28 Sep Air Canada
27 Sep - 05 Oct Austrian Airlines

Also check the deals for one-way flights from Newark to Thessaloniki in September.

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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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