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

Return flights

24 Sep - 01 Oct	Viva Aerobus
19 Sep - 27 Sep	Volaris
07 Sep - 13 Sep	Volaris
06 Sep - 20 Sep	Volaris
06 Sep - 13 Sep	Volaris
20 Sep - 27 Sep	Volaris
21 Sep - 27 Sep	Volaris
07 Sep - 14 Sep	Volaris
07 Sep - 20 Sep	Volaris
07 Sep - 21 Sep	Volaris
29 Sep - 10 Oct	Iberia
29 Sep - 15 Oct	Iberia
24 Sep - 15 Oct	Iberia
30 Sep - 08 Oct	Iberia
24 Sep - 02 Oct	Iberia
23 Sep - 02 Oct	Viva Aerobus
30 Sep - 15 Oct	Iberia
30 Sep - 09 Oct	Iberia
05 Sep - 20 Sep	Volaris
02 Sep - 01 Oct	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 $739

Return flights