AirHint found the following cheapest return flights from Keflavik (KEF) to Vienna (VIE) in April 2026 (see full year).
Return flights
| 28 Apr - 12 May | Wizz Air Malta | ||
| 01 Apr - 03 Apr | Scandinavian Airlines | ||
| 23 Apr - 27 Apr | Scandinavian Airlines | ||
| 02 Apr - 04 Apr | Scandinavian Airlines | ||
| 01 Apr - 03 Apr | Austrian Airlines | direct |
Also check the deals for one-way flights from Keflavik to Vienna in April.
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