This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $688 fare is the cheapest current round-trip from Tokyo (HND) to BKK on Philippine Airlines flight PR423, departing 2026-08-09 at 02:05 with return on 2026-08-18.

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