AirHint found the following cheapest return flights from Keflavik (KEF) to Vilnius (VNO) in January 2026 (see full year).
Return flights
| 20 Jan - 27 Jan | LOT | ||
| 10 Jan - 17 Feb | airBaltic | ||
| 18 Jan - 18 Jan | Icelandair |
Also check the deals for one-way flights from Keflavik to Vilnius in January.
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