AirHint found the following cheapest return flights from Dublin (DUB) to Zakynthos (ZTH) in July 2025 (see full year).

Return flights

07 Jul - 15 Jul	Ryanair
05 Jul - 15 Jul	Ryanair
08 Jul - 15 Jul	Ryanair
08 Jul - 09 Aug	Ryanair	direct
06 Jul - 09 Jul	Ryanair
06 Jul - 07 Jul	Ryanair
12 Jul - 16 Jul	Ryanair
05 Jul - 09 Jul	Ryanair
07 Jul - 16 Jul	Ryanair
12 Jul - 17 Jul	Ryanair
07 Jul - 17 Jul	Ryanair
05 Jul - 06 Aug	Ryanair
26 Jul - 09 Aug	Ryanair	direct
24 Jul - 02 Aug	Ryanair
27 Jul - 02 Aug	Ryanair
26 Jul - 02 Aug	Ryanair	direct
27 Jul - 03 Aug	Ryanair
28 Jul - 06 Aug	Ryanair
25 Jul - 01 Aug	Ryanair
27 Jul - 10 Aug	Ryanair

Also check the deals for one-way flights from Dublin to Zakynthos in July.

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 Dublin to Zakynthos in July from 140€

Return flights