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

Return flights

05 Dec - 07 Dec	Allegiant Air
04 Dec - 10 Dec	Allegiant Air
08 Dec - 15 Dec	Allegiant Air
03 Dec - 10 Dec	Alaska Airlines
07 Dec - 14 Dec	Allegiant Air
25 Dec - 29 Dec	Volaris	direct
24 Dec - 31 Dec	Allegiant Air
12 Dec - 19 Dec	Alaska Airlines
08 Dec - 09 Jan	Allegiant Air
09 Dec - 14 Dec	Volaris	direct
26 Dec - 31 Dec	Volaris	direct
22 Dec - 15 Jan	Hawaiian Airlines
30 Dec - 04 Jan	Volaris	direct
27 Dec - 08 Jan	Volaris
26 Dec - 01 Jan	Volaris	direct
13 Dec - 04 Jan	Allegiant Air
21 Dec - 04 Jan	Allegiant Air
20 Dec - 03 Jan	Allegiant Air
26 Dec - 04 Jan	Volaris	direct
19 Dec - 11 Jan	Volaris

Also check the deals for one-way flights from Fresno to Guadalajara 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 Fresno to Guadalajara in December from 301€

Return flights