This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $518 fare is the cheapest current round-trip from Newark (EWR) to LON on FI flight FI622, departing 2026-10-01 at 20:25 with return on 2026-10-07.

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