AirHint found the following cheapest return flights from Billund (BLL) to Vienna (VIE) in May 2026 (see full year).
Return flights
| 27 May - 04 Jun | KLM | ||
| 06 May - 10 May | KLM | ||
| 08 May - 10 May | Lufthansa | ||
| 01 May - 31 May | Lufthansa | ||
| 23 May - 25 May | Wizz Air |
Also check the deals for one-way flights from Billund to Vienna in May.
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