We have prepared for you the list of the cheapest deals for Ryanair flight from Dublin (DUB) to Kos (KGS) by the month of departure.

Cheapest flights for March 2026

Departure date	Cheapest price
29 Mar 2026	155 €	Book Now

Cheapest flights for April 2026

Departure date	Cheapest price
12 Apr 2026	72 €	Book Now
26 Apr 2026	72 €	Book Now
24 Apr 2026	72 €	Book Now
19 Apr 2026	72 €	Book Now
17 Apr 2026	72 €	Book Now

Cheapest flights for May 2026

Departure date	Cheapest price
08 May 2026	72 €	Book Now
10 May 2026	72 €	Book Now
15 May 2026	72 €	Book Now
17 May 2026	72 €	Book Now
24 May 2026	72 €	Book Now

Cheapest flights for June 2026

Departure date	Cheapest price
14 Jun 2026	142 €	Book Now
19 Jun 2026	142 €	Book Now
12 Jun 2026	143 €	Book Now
21 Jun 2026	155 €	Book Now
05 Jun 2026	184 €	Book Now

Cheapest flights for July 2026

Departure date	Cheapest price
17 Jul 2026	118 €	Book Now
19 Jul 2026	126 €	Book Now
05 Jul 2026	129 €	Book Now
31 Jul 2026	129 €	Book Now
03 Jul 2026	142 €	Book Now

Cheapest flights for August 2026

Departure date	Cheapest price
21 Aug 2026	63 €	Book Now
23 Aug 2026	67 €	Book Now
30 Aug 2026	72 €	Book Now
14 Aug 2026	83 €	Book Now
28 Aug 2026	99 €	Book Now

Cheapest flights for September 2026

Departure date	Cheapest price
11 Sep 2026	92 €	Book Now
06 Sep 2026	99 €	Book Now
04 Sep 2026	113 €	Book Now
20 Sep 2026	118 €	Book Now
13 Sep 2026	126 €	Book Now

Cheapest flights for October 2026

Departure date	Cheapest price
18 Oct 2026	53 €	Book Now
16 Oct 2026	78 €	Book Now
23 Oct 2026	92 €	Book Now
11 Oct 2026	129 €	Book Now
04 Oct 2026	138 €	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 Dublin to all destinations

Ryanair deals from Kos to all destinations

Cheapest Ryanair flights Dublin to Kos from 53€