AirHint found the following cheapest one-way flights from Boston (BOS) to Vienna (VIE) in December 2025 (see full year).
One-Way flights
| 30 Dec | Icelandair | ||
| 31 Dec | Icelandair | ||
| 29 Dec | Icelandair | ||
| 24 Dec | SWISS | ||
| 20 Dec | jetBlue | ||
| 21 Dec | Frontier Airlines | ||
| 30 Dec | Austrian Airlines | direct | |
| 21 Dec | Austrian Airlines | direct |
Also check the deals for return flights from Boston to Vienna in December.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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