This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $659 fare is the cheapest current round-trip from Cancun (CUN) to RIO on Copa flight CM317, departing 2026-09-30 at 11:46 with return on 2026-10-09.

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