AirHint found the following cheapest return flights from Thessaloniki (SKG) to Istanbul (SAW) in January 2026 (see full year).

Return flights

29 Jan - 02 Feb	Aegean Airlines
27 Jan - 29 Jan	Aegean Airlines
16 Jan - 19 Jan	Ryanair
20 Jan - 23 Jan	Aegean Airlines
09 Jan - 12 Jan	Ryanair
15 Jan - 18 Jan	Aegean Airlines
23 Jan - 25 Jan	Ryanair
09 Jan - 11 Jan	Ryanair
14 Jan - 18 Jan	Aegean Airlines
22 Jan - 25 Jan	Aegean Airlines
24 Jan - 27 Jan	Aegean Airlines

Also check the deals for one-way flights from Thessaloniki to Istanbul in January.

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 return flights from Thessaloniki to Istanbul in January from 158€

Return flights