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

Return flights

02 Dec - 10 Dec	Finnair
04 Dec - 11 Dec	Iberia
03 Dec - 14 Jan	Iberia
01 Dec - 09 Dec	Iberia
02 Dec - 09 Dec	Iberia
01 Dec - 08 Dec	Finnair
31 Dec - 18 Jan	Iberia
01 Dec - 10 Jan	Iberia
01 Dec - 12 Jan	Iberia
29 Dec - 19 Jan	Iberia
29 Dec - 14 Jan	Iberia
09 Dec - 12 Jan	Iberia
23 Dec - 15 Jan	Iberia
23 Dec - 14 Jan	Iberia
01 Dec - 16 Dec	Iberia
01 Dec - 12 Dec	Iberia
01 Dec - 23 Dec	Iberia
11 Dec - 23 Dec	Finnair
25 Dec - 15 Jan	Iberia
09 Dec - 30 Dec	Iberia

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 636€

Return flights