This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $328 fare is the cheapest current round-trip from Luxembourg (LUX) to PRG on LG flight LG4597, departing 2026-05-15 at 19:30 with return on 2026-05-17.

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