AirHint found the following cheapest one-way flights from Washington (IAD) to Vienna (VIE) in January 2026 (see full year).
One-Way flights
| 30 Jan | Frontier Airlines | ||
| 31 Jan | Icelandair | ||
| 28 Jan | TAP | ||
| 29 Jan | TAP | ||
| 23 Jan | TAP | ||
| 15 Jan | TAP | ||
| 27 Jan | Iberia | ||
| 25 Jan | Turkish Airlines | ||
| 26 Jan | Turkish Airlines | ||
| 31 Jan | Austrian Airlines | direct |
Also check the deals for return flights from Washington to Vienna in January.
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