This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $638 fare is the cheapest current round-trip from Toronto (YYZ) to FRA on WestJet flight WS36, departing 2026-07-16 at 22:15 with return on 2026-07-28.

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