This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $1355 fare is the cheapest current round-trip from San José (SJO) to TYO on Alaska Airlines flight AS1351, departing 2026-05-11 at 00:55 with return on 2026-05-18.

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