AirHint found the following cheapest return flights from Guadalajara (GDL) to Madrid (MAD) in December 2025 (see full year).

Return flights

31 Dec - 16 Jan	Iberia
31 Dec - 20 Jan	Iberia
31 Dec - 14 Jan	Iberia
31 Dec - 17 Jan	Finnair
30 Dec - 16 Jan	Volaris
31 Dec - 19 Jan	Iberia
04 Dec - 16 Dec	Viva
28 Dec - 12 Jan	Volaris
31 Dec - 13 Jan	Finnair
31 Dec - 15 Jan	Iberia
30 Dec - 13 Jan	Volaris
10 Dec - 15 Dec	Viva
04 Dec - 12 Dec	Volaris
09 Dec - 25 Dec	Viva
07 Dec - 11 Dec	Iberia
08 Dec - 14 Dec	Finnair
08 Dec - 11 Dec	Iberia
07 Dec - 21 Dec	Iberia
08 Dec - 21 Dec	Iberia
09 Dec - 15 Dec	Viva

Also check the deals for one-way flights from Guadalajara to Madrid in December.

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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Cheapest return flights from Guadalajara to Madrid in December from $795

Return flights