Cheapest return flights from Mexico City to Keflavik in December from $1336

Best time to book flights for Mexico City (MEX) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Mexico City (MEX) to Keflavik (KEF) in December 2025 (see full year).

Return flights

27 Dec - 14 Jan Viva Aerobus
21 Dec - 27 Dec Viva Aerobus
21 Dec - 02 Jan Viva Aerobus
26 Dec - 13 Jan Lufthansa
07 Dec - 16 Dec Lufthansa
12 Dec - 03 Jan Emirates

Also check the deals for one-way flights from Mexico City to Keflavik in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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