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

Return flights

19 Sep - 03 Oct	Volaris
26 Sep - 03 Oct	Viva
23 Sep - 10 Oct	Volaris
26 Sep - 11 Oct	Viva
30 Sep - 15 Oct	Flair Airlines
30 Sep - 14 Oct	Flair Airlines
18 Sep - 14 Oct	Flair Airlines
27 Sep - 03 Oct	Volaris
29 Sep - 14 Oct	Viva
25 Sep - 20 Oct	Viva
16 Sep - 23 Sep	Flair Airlines
16 Sep - 24 Sep	Flair Airlines
19 Sep - 26 Sep	Volaris
16 Sep - 26 Sep	Flair Airlines
16 Sep - 25 Sep	Flair Airlines
19 Sep - 27 Sep	Viva
23 Sep - 30 Sep	Flair Airlines
16 Sep - 30 Sep	Flair Airlines
18 Sep - 25 Sep	Flair Airlines
19 Sep - 24 Sep	Volaris

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

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 September from $715

Return flights