This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $859 fare is the cheapest current round-trip from Montreal (YUL) to ABJ on AT flight AT209, departing 2026-09-15 at 21:50 with return on 2026-09-23.

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