We have prepared for you the list of the cheapest deals for Ryanair flight from London (STN) to Porto (OPO) by the month of departure.
Cheapest flights for December 2025
| Departure date | Cheapest price | |
|---|---|---|
| 31 Dec 2025 | 26 € | Book Now |
| 30 Dec 2025 | 47 € | Book Now |
| 29 Dec 2025 | 51 € | Book Now |
| 28 Dec 2025 | 73 € | Book Now |
| 27 Dec 2025 | 77 € | Book Now |
Cheapest flights for January 2026
| Departure date | Cheapest price | |
|---|---|---|
| 10 Jan 2026 | 17 € | Book Now |
| 11 Jan 2026 | 18 € | Book Now |
| 05 Jan 2026 | 19 € | Book Now |
| 07 Jan 2026 | 19 € | Book Now |
| 12 Jan 2026 | 19 € | Book Now |
Cheapest flights for February 2026
| Departure date | Cheapest price | |
|---|---|---|
| 25 Feb 2026 | 24 € | Book Now |
| 23 Feb 2026 | 24 € | Book Now |
| 24 Feb 2026 | 24 € | Book Now |
| 01 Feb 2026 | 25 € | Book Now |
| 28 Feb 2026 | 25 € | Book Now |
Cheapest flights for March 2026
| Departure date | Cheapest price | |
|---|---|---|
| 01 Mar 2026 | 31 € | Book Now |
| 08 Mar 2026 | 35 € | Book Now |
| 10 Mar 2026 | 36 € | Book Now |
| 02 Mar 2026 | 36 € | Book Now |
| 03 Mar 2026 | 36 € | Book Now |
Cheapest flights for April 2026
| Departure date | Cheapest price | |
|---|---|---|
| 11 Apr 2026 | 51 € | Book Now |
| 28 Apr 2026 | 51 € | Book Now |
| 22 Apr 2026 | 56 € | Book Now |
| 13 Apr 2026 | 59 € | Book Now |
| 19 Apr 2026 | 59 € | Book Now |
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 12 May 2026 | 64 € | Book Now |
| 27 May 2026 | 68 € | Book Now |
| 13 May 2026 | 77 € | Book Now |
| 28 May 2026 | 77 € | Book Now |
| 30 May 2026 | 79 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 02 Jun 2026 | 58 € | Book Now |
| 01 Jun 2026 | 64 € | Book Now |
| 24 Jun 2026 | 68 € | Book Now |
| 09 Jun 2026 | 68 € | Book Now |
| 03 Jun 2026 | 77 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 07 Jul 2026 | 77 € | Book Now |
| 03 Jul 2026 | 88 € | Book Now |
| 06 Jul 2026 | 94 € | Book Now |
| 01 Jul 2026 | 101 € | Book Now |
| 02 Jul 2026 | 105 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 27 Aug 2026 | 50 € | Book Now |
| 25 Aug 2026 | 51 € | Book Now |
| 31 Aug 2026 | 51 € | Book Now |
| 28 Aug 2026 | 55 € | Book Now |
| 29 Aug 2026 | 55 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 28 Sep 2026 | 54 € | Book Now |
| 01 Sep 2026 | 55 € | Book Now |
| 22 Sep 2026 | 57 € | Book Now |
| 21 Sep 2026 | 59 € | Book Now |
| 29 Sep 2026 | 60 € | Book Now |
Cheapest flights for October 2026
| Departure date | Cheapest price | |
|---|---|---|
| 06 Oct 2026 | 47 € | Book Now |
| 31 Oct 2026 | 54 € | Book Now |
| 13 Oct 2026 | 54 € | Book Now |
| 28 Oct 2026 | 55 € | Book Now |
| 07 Oct 2026 | 55 € | Book Now |
Cheapest flights for November 2026
| Departure date | Cheapest price | |
|---|---|---|
| 04 Nov 2026 | 51 € | Book Now |
| 06 Nov 2026 | 51 € | Book Now |
| 07 Nov 2026 | 51 € | Book Now |
| 08 Nov 2026 | 51 € | Book Now |
| 09 Nov 2026 | 51 € | 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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