We have prepared for you the list of the cheapest deals for Ryanair flight from London (STN) to Zakynthos (ZTH) by the month of departure.

Cheapest flights for July 2025

Departure date	Cheapest price
22 Jul 2025	88 €	Book Now
15 Jul 2025	103 €	Book Now
29 Jul 2025	113 €	Book Now

Cheapest flights for August 2025

Departure date	Cheapest price
19 Aug 2025	47 €	Book Now
26 Aug 2025	48 €	Book Now
12 Aug 2025	99 €	Book Now
05 Aug 2025	110 €	Book Now

Cheapest flights for September 2025

Departure date	Cheapest price
23 Sep 2025	44 €	Book Now
16 Sep 2025	52 €	Book Now
30 Sep 2025	55 €	Book Now
02 Sep 2025	79 €	Book Now
09 Sep 2025	80 €	Book Now

Cheapest flights for October 2025

Departure date	Cheapest price
21 Oct 2025	35 €	Book Now
14 Oct 2025	47 €	Book Now
07 Oct 2025	80 €	Book Now

Cheapest flights for March 2026

Departure date	Cheapest price
31 Mar 2026	166 €	Book Now

Cheapest flights for April 2026

Departure date	Cheapest price
21 Apr 2026	181 €	Book Now
14 Apr 2026	181 €	Book Now
07 Apr 2026	181 €	Book Now
28 Apr 2026	182 €	Book Now

Cheapest flights for May 2026

Departure date	Cheapest price
12 May 2026	97 €	Book Now
05 May 2026	114 €	Book Now
19 May 2026	139 €	Book Now
26 May 2026	200 €	Book Now

Cheapest flights for June 2026

Departure date	Cheapest price
02 Jun 2026	102 €	Book Now
23 Jun 2026	128 €	Book Now
09 Jun 2026	128 €	Book Now
16 Jun 2026	140 €	Book Now
30 Jun 2026	167 €	Book Now

The deals are updated by AirHint regularly. Please keep in mind that the price may go up as tickets are purchased by other travellers. Only the cheapest one-way flights are offered. Book fast to secure these cheap Ryanair prices.

Ryanair deals from London to all destinations

Ryanair deals from Zakynthos to all destinations

Cheapest Ryanair flights London to Zakynthos from 35€