This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $648 fare is the cheapest current round-trip from Calgary (YYC) to WAW on WestJet flight WS60, departing 2026-08-18 at 18:55 with return on 2026-09-12.

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