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

Return flights

23 Jan - 30 Jan	ITA Airways
16 Jan - 23 Jan	ITA Airways
23 Jan - 26 Jan	ITA Airways
29 Jan - 01 Feb	ITA Airways
24 Jan - 31 Jan	KLM
23 Jan - 01 Feb	ITA Airways
17 Jan - 18 Jan	KLM
23 Jan - 25 Jan	ITA Airways
15 Jan - 18 Jan	ITA Airways
24 Jan - 01 Feb	KLM
09 Jan - 11 Jan	ITA Airways
08 Jan - 18 Jan	ITA Airways
08 Jan - 15 Jan	ITA Airways
29 Jan - 02 Feb	ITA Airways
29 Jan - 04 Feb	ITA Airways
28 Jan - 03 Feb	ITA Airways
28 Jan - 04 Feb	ITA Airways
27 Jan - 15 Feb	KLM

Also check the deals for one-way flights from London to Thessaloniki 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 London to Thessaloniki in January from $326

Return flights