We have prepared for you the list of the cheapest deals for Ryanair flight from London (STN) to Keffallinia (EFL) by the month of departure.
Cheapest flights for October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 22 Oct 2025 | 32 € | Book Now |
| 25 Oct 2025 | 35 € | Book Now |
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 11 May 2026 | 75 € | Book Now |
| 08 May 2026 | 75 € | Book Now |
| 15 May 2026 | 85 € | Book Now |
| 18 May 2026 | 93 € | Book Now |
| 01 May 2026 | 96 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 26 Jun 2026 | 108 € | Book Now |
| 29 Jun 2026 | 121 € | Book Now |
| 08 Jun 2026 | 122 € | Book Now |
| 05 Jun 2026 | 131 € | Book Now |
| 12 Jun 2026 | 132 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 10 Jul 2026 | 121 € | Book Now |
| 03 Jul 2026 | 122 € | Book Now |
| 06 Jul 2026 | 132 € | Book Now |
| 13 Jul 2026 | 132 € | Book Now |
| 24 Jul 2026 | 189 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 14 Aug 2026 | 108 € | Book Now |
| 07 Aug 2026 | 121 € | Book Now |
| 28 Aug 2026 | 121 € | Book Now |
| 17 Aug 2026 | 122 € | Book Now |
| 21 Aug 2026 | 122 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 25 Sep 2026 | 54 € | Book Now |
| 28 Sep 2026 | 55 € | Book Now |
| 21 Sep 2026 | 85 € | Book Now |
| 18 Sep 2026 | 93 € | Book Now |
| 11 Sep 2026 | 121 € | 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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