This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $600 fare is the cheapest current round-trip from Toronto (YYZ) to BCN on PD flight PD135, departing 2026-09-12 at 23:15 with return on 2026-09-19.

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