This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $937 fare is the cheapest current round-trip from Porto (OPO) to SAO on Air Canada flight AC929, departing 2026-10-13 at 12:15 with return on 2026-10-20.

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