This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $457 fare is the cheapest current round-trip from Reykjavik (KEF) to FRA on Lufthansa flight LH845, departing 2026-04-28 at 14:10 with return on 2026-04-28.

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