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 September 2025

Departure date	Cheapest price
30 Sep 2025	41 €	Book Now
23 Sep 2025	41 €	Book Now
16 Sep 2025	48 €	Book Now
09 Sep 2025	56 €	Book Now

Cheapest flights for October 2025

Departure date	Cheapest price
21 Oct 2025	40 €	Book Now
14 Oct 2025	40 €	Book Now
07 Oct 2025	40 €	Book Now

Cheapest flights for March 2026

Departure date	Cheapest price
31 Mar 2026	151 €	Book Now

Cheapest flights for April 2026

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

Cheapest flights for May 2026

Departure date	Cheapest price
12 May 2026	122 €	Book Now
05 May 2026	123 €	Book Now
19 May 2026	150 €	Book Now
26 May 2026	217 €	Book Now

Cheapest flights for June 2026

Departure date	Cheapest price
02 Jun 2026	123 €	Book Now
23 Jun 2026	128 €	Book Now
16 Jun 2026	138 €	Book Now
09 Jun 2026	138 €	Book Now
30 Jun 2026	216 €	Book Now

Cheapest flights for July 2026

Departure date	Cheapest price
28 Jul 2026	128 €	Book Now
07 Jul 2026	165 €	Book Now
21 Jul 2026	199 €	Book Now
14 Jul 2026	199 €	Book Now

Cheapest flights for August 2026

Departure date	Cheapest price
25 Aug 2026	89 €	Book Now
18 Aug 2026	100 €	Book Now
11 Aug 2026	122 €	Book Now
04 Aug 2026	151 €	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 40€