AirHint found the following cheapest return flights from Zakynthos (ZTH) to London (LTN) in October 2025 (see full year).

Return flights

22 Oct - 27 Oct	easyJet	direct
20 Oct - 22 Oct	easyJet	direct
22 Oct - 25 Oct	easyJet	direct
23 Oct - 27 Oct	Ryanair
01 Oct - 06 Oct	easyJet	direct
01 Oct - 03 Oct	easyJet
24 Oct - 27 Oct	Ryanair
08 Oct - 15 Oct	easyJet	direct
03 Oct - 06 Oct	Ryanair
01 Oct - 02 Oct	easyJet
22 Oct - 03 Nov	SKY express
24 Oct - 03 Nov	Aegean Airlines
31 Oct - 03 Nov	SKY express

Also check the deals for one-way flights from Zakynthos to London 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 Zakynthos to London in October from $131

Return flights