Cheapest Ryanair flights Porto to Cagliari from 28€

We have prepared for you the list of the cheapest deals for Ryanair flight from Porto (OPO) to Cagliari (CAG) by the month of departure.

Cheapest flights for October 2025

Departure date Cheapest price
30 Oct 2025 28 € Book Now
16 Oct 2025 28 € Book Now
09 Oct 2025 28 € Book Now
23 Oct 2025 29 € Book Now
07 Oct 2025 38 € Book Now

Cheapest flights for March 2026

Departure date Cheapest price
31 Mar 2026 88 € Book Now
30 Mar 2026 88 € Book Now

Cheapest flights for April 2026

Departure date Cheapest price
03 Apr 2026 51 € Book Now
17 Apr 2026 51 € Book Now
24 Apr 2026 59 € Book Now
10 Apr 2026 73 € Book Now
14 Apr 2026 87 € Book Now

Cheapest flights for May 2026

Departure date Cheapest price
08 May 2026 51 € Book Now
15 May 2026 58 € Book Now
29 May 2026 68 € Book Now
04 May 2026 77 € Book Now
06 May 2026 77 € Book Now

Cheapest flights for June 2026

Departure date Cheapest price
12 Jun 2026 68 € Book Now
17 Jun 2026 87 € Book Now
15 Jun 2026 87 € Book Now
16 Jun 2026 88 € Book Now
26 Jun 2026 88 € Book Now

Cheapest flights for July 2026

Departure date Cheapest price
10 Jul 2026 87 € Book Now
17 Jul 2026 87 € Book Now
03 Jul 2026 88 € Book Now
07 Jul 2026 111 € Book Now
14 Jul 2026 111 € Book Now

Cheapest flights for August 2026

Departure date Cheapest price
28 Aug 2026 122 € Book Now
25 Aug 2026 134 € Book Now
24 Aug 2026 134 € Book Now
14 Aug 2026 134 € Book Now
07 Aug 2026 135 € Book Now

Cheapest flights for September 2026

Departure date Cheapest price
25 Sep 2026 59 € Book Now
21 Sep 2026 67 € Book Now
22 Sep 2026 67 € Book Now
23 Sep 2026 67 € Book Now
18 Sep 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.

Ryanair deals from Porto to all destinations

Ryanair deals from Cagliari to all destinations

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