AirHint found the following cheapest return flights from Kansas City (MCI) to Mostar (OMO) in December 2025 (see full year).
Return flights
| 24 Dec - 16 Jan | Iberia | ||
| 23 Dec - 16 Jan | Frontier Airlines | ||
| 25 Dec - 16 Jan | Hawaiian Airlines | ||
| 21 Dec - 16 Jan | Hawaiian Airlines | ||
| 22 Dec - 16 Jan | Aer Lingus |
Also check the deals for one-way flights from Kansas City to Mostar in December.
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