This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $90 fare is the cheapest current round-trip from Oslo (OSL) to STO on Ethiopian flight ET715, departing 2026-09-05 at 19:45 with return on 2026-09-12.

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