This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $155 fare is the cheapest current round-trip from London (LGW) to STO on Norwegian Air flight D83521, departing 2026-08-12 at 20:45 with return on 2026-08-19.

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