We have prepared for you the list of the cheapest deals for Ryanair flight from London (STN) to Kos (KGS) by the month of departure.
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 31 May 2026 | 46 € | Book Now |
| 17 May 2026 | 62 € | Book Now |
| 10 May 2026 | 72 € | Book Now |
| 13 May 2026 | 112 € | Book Now |
| 27 May 2026 | 139 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 07 Jun 2026 | 35 € | Book Now |
| 21 Jun 2026 | 35 € | Book Now |
| 30 Jun 2026 | 35 € | Book Now |
| 16 Jun 2026 | 39 € | Book Now |
| 14 Jun 2026 | 40 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 05 Jul 2026 | 35 € | Book Now |
| 12 Jul 2026 | 35 € | Book Now |
| 14 Jul 2026 | 35 € | Book Now |
| 07 Jul 2026 | 44 € | Book Now |
| 08 Jul 2026 | 51 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 11 Aug 2026 | 42 € | Book Now |
| 25 Aug 2026 | 42 € | Book Now |
| 23 Aug 2026 | 43 € | Book Now |
| 16 Aug 2026 | 44 € | Book Now |
| 09 Aug 2026 | 50 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 20 Sep 2026 | 54 € | Book Now |
| 22 Sep 2026 | 62 € | Book Now |
| 27 Sep 2026 | 62 € | Book Now |
| 01 Sep 2026 | 72 € | Book Now |
| 08 Sep 2026 | 72 € | Book Now |
Cheapest flights for October 2026
| Departure date | Cheapest price | |
|---|---|---|
| 18 Oct 2026 | 54 € | Book Now |
| 20 Oct 2026 | 62 € | Book Now |
| 04 Oct 2026 | 72 € | Book Now |
| 07 Oct 2026 | 72 € | Book Now |
| 13 Oct 2026 | 72 € | 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.
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