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

Return flights

04 Dec - 07 Dec	Iberia
25 Dec - 10 Jan	Volaris
12 Dec - 31 Dec	Iberia
18 Dec - 04 Jan	Aeromexico
29 Dec - 10 Jan	Delta
12 Dec - 01 Jan	Iberia
22 Dec - 05 Jan	Delta
23 Dec - 06 Jan	Delta
19 Dec - 29 Dec	Iberia
20 Dec - 28 Dec	Iberia
22 Dec - 06 Jan	Delta
18 Dec - 26 Dec	Iberia
20 Dec - 06 Jan	Delta

Also check the deals for one-way flights from Guadalajara to Rome 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 Rome in December from $1018

Return flights