This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $693 fare is the cheapest current round-trip from San Francisco (SFO) to FRA on Air Canada flight AC756, departing 2026-07-21 at 08:10 with return on 2026-08-05.

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