This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $143 fare is the cheapest current round-trip from Frankfurt (FRA) to VIE on DE flight DE4347, departing 2026-08-23 at 08:00 with return on 2026-08-28.

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