This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $304 fare is the cheapest current round-trip from Singapore (SIN) to SEL on Vietnam Airlines flight VN660, departing 2026-09-04 at 13:05 with return on 2026-09-13.

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