AirHint found the following cheapest one-way flights from Cologne (CGN) to Vienna (VIE) in December 2026 (see full year).
One-Way flights
| 21 Dec | Eurowings | direct | |
| 18 Dec | Eurowings | direct | |
| 12 Dec | Ryanair | direct | |
| 11 Dec | Ryanair | direct |
Also check the deals for return flights from Cologne to Vienna in December.
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