This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $63 fare is the cheapest current round-trip from Porto (OPO) to BCN on Vueling flight VY8481, departing 2026-09-18 at 22:00 with return on 2026-09-20.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.