AirHint found the following cheapest return flights from London (LCY) to Thessaloniki (SKG) in October 2025 (see full year).

Return flights

23 Oct - 04 Nov	Lufthansa
21 Oct - 28 Oct	Lufthansa
22 Oct - 28 Oct	Lufthansa
23 Oct - 28 Oct	Lufthansa
31 Oct - 06 Nov	Lufthansa
31 Oct - 02 Nov	Lufthansa
22 Oct - 31 Oct	Lufthansa
21 Oct - 31 Oct	Lufthansa
30 Oct - 04 Nov	Lufthansa
30 Oct - 06 Nov	Lufthansa
23 Oct - 03 Nov	Lufthansa
29 Oct - 02 Nov	Lufthansa
23 Oct - 30 Oct	Lufthansa
21 Oct - 30 Oct	Lufthansa
22 Oct - 30 Oct	Lufthansa
30 Oct - 02 Nov	Lufthansa
24 Oct - 04 Nov	Lufthansa
22 Oct - 27 Oct	Lufthansa
23 Oct - 27 Oct	Lufthansa
25 Oct - 02 Nov	SWISS

Also check the deals for one-way flights from London to Thessaloniki in October.

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 October from 230€

Return flights