AirHint found the following cheapest return flights from Mexico City (MEX) to Keflavik (KEF) in December 2026 (see full year).
Return flights
| 01 Dec - 10 Dec | Aeromexico | ||
| 22 Dec - 02 Jan | Avianca | ||
| 25 Dec - 02 Jan | Aeromexico | ||
| 16 Dec - 05 Jan | Aeromexico | ||
| 25 Dec - 09 Jan | Aeromexico | ||
| 18 Dec - 26 Dec | Aeromexico |
Also check the deals for one-way flights from Mexico City to Keflavik in December.
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