AirHint found the following cheapest one-way flights from Thessaloniki (SKG) to Izmir (ADB) in September 2025 (see full year).

One-Way flights

16 Sep	Aegean Airlines	direct
13 Sep	Aegean Airlines	direct
09 Sep	Aegean Airlines	direct
23 Sep	Aegean Airlines	direct
02 Sep	Aegean Airlines	direct
06 Sep	Aegean Airlines	direct
27 Sep	Aegean Airlines	direct
30 Sep	Aegean Airlines	direct
20 Sep	Aegean Airlines	direct
03 Sep	Aegean Airlines

Also check the deals for return flights from Thessaloniki to Izmir in September.

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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Cheapest one-way flights from Thessaloniki to Izmir in September from $48

One-Way flights