We have prepared for you the list of the cheapest deals for Ryanair flight from Lisbon (LIS) to Dublin (DUB) by the month of departure.
Cheapest flights for September 2025
| Departure date | Cheapest price | |
|---|---|---|
| 20 Sep 2025 | £ 60 | Book Now |
| 30 Sep 2025 | £ 62 | Book Now |
| 26 Sep 2025 | £ 70 | Book Now |
| 23 Sep 2025 | £ 75 | Book Now |
| 18 Sep 2025 | £ 85 | Book Now |
Cheapest flights for October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 11 Oct 2025 | £ 26 | Book Now |
| 16 Oct 2025 | £ 26 | Book Now |
| 18 Oct 2025 | £ 26 | Book Now |
| 21 Oct 2025 | £ 26 | Book Now |
| 23 Oct 2025 | £ 26 | Book Now |
Cheapest flights for November 2025
| Departure date | Cheapest price | |
|---|---|---|
| 04 Nov 2025 | £ 26 | Book Now |
| 05 Nov 2025 | £ 26 | Book Now |
| 06 Nov 2025 | £ 26 | Book Now |
| 09 Nov 2025 | £ 26 | Book Now |
| 10 Nov 2025 | £ 26 | Book Now |
Cheapest flights for December 2025
| Departure date | Cheapest price | |
|---|---|---|
| 02 Dec 2025 | £ 26 | Book Now |
| 03 Dec 2025 | £ 26 | Book Now |
| 04 Dec 2025 | £ 26 | Book Now |
| 09 Dec 2025 | £ 26 | Book Now |
| 10 Dec 2025 | £ 26 | Book Now |
Cheapest flights for January 2026
| Departure date | Cheapest price | |
|---|---|---|
| 14 Jan 2026 | £ 36 | Book Now |
| 13 Jan 2026 | £ 36 | Book Now |
| 20 Jan 2026 | £ 36 | Book Now |
| 21 Jan 2026 | £ 36 | Book Now |
| 27 Jan 2026 | £ 36 | Book Now |
Cheapest flights for February 2026
| Departure date | Cheapest price | |
|---|---|---|
| 04 Feb 2026 | £ 36 | Book Now |
| 10 Feb 2026 | £ 36 | Book Now |
| 11 Feb 2026 | £ 36 | Book Now |
| 18 Feb 2026 | £ 36 | Book Now |
| 25 Feb 2026 | £ 36 | Book Now |
Cheapest flights for March 2026
| Departure date | Cheapest price | |
|---|---|---|
| 03 Mar 2026 | £ 37 | Book Now |
| 25 Mar 2026 | £ 37 | Book Now |
| 11 Mar 2026 | £ 37 | Book Now |
| 04 Mar 2026 | £ 39 | Book Now |
| 24 Mar 2026 | £ 39 | Book Now |
Cheapest flights for April 2026
| Departure date | Cheapest price | |
|---|---|---|
| 04 Apr 2026 | £ 66 | Book Now |
| 16 Apr 2026 | £ 66 | Book Now |
| 17 Apr 2026 | £ 66 | Book Now |
| 19 Apr 2026 | £ 66 | Book Now |
| 22 Apr 2026 | £ 66 | Book Now |
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 08 May 2026 | £ 43 | Book Now |
| 07 May 2026 | £ 44 | Book Now |
| 02 May 2026 | £ 44 | Book Now |
| 09 May 2026 | £ 50 | Book Now |
| 06 May 2026 | £ 51 | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 14 Jun 2026 | £ 55 | Book Now |
| 16 Jun 2026 | £ 59 | Book Now |
| 03 Jun 2026 | £ 66 | Book Now |
| 07 Jun 2026 | £ 66 | Book Now |
| 09 Jun 2026 | £ 66 | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 05 Jul 2026 | £ 66 | Book Now |
| 01 Jul 2026 | £ 66 | Book Now |
| 02 Jul 2026 | £ 67 | Book Now |
| 07 Jul 2026 | £ 67 | Book Now |
| 09 Jul 2026 | £ 67 | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 26 Aug 2026 | £ 66 | Book Now |
| 29 Aug 2026 | £ 66 | Book Now |
| 05 Aug 2026 | £ 76 | Book Now |
| 09 Aug 2026 | £ 76 | Book Now |
| 11 Aug 2026 | £ 76 | 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.
Find us on social media