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

Return flights

27 Sep - 28 Oct	JetSmart
26 Sep - 12 Oct	Aerolineas Argentinas
24 Sep - 08 Oct	Aerolineas Argentinas
24 Sep - 22 Oct	GOL Linhas Aéreas
22 Sep - 14 Oct	Aerolineas Argentinas
17 Sep - 24 Sep	Aerolineas Argentinas
24 Sep - 02 Oct	LATAM Airlines Group
04 Sep - 18 Sep	Azul Airlines
30 Sep - 08 Oct	Avianca
28 Sep - 14 Oct	LATAM Airlines Group
11 Sep - 06 Oct	GOL Linhas Aéreas
07 Sep - 06 Oct	Azul Airlines
08 Sep - 15 Sep	LATAM Airlines Group
02 Sep - 15 Sep	GOL Linhas Aéreas
09 Sep - 16 Sep	Avianca
11 Sep - 25 Sep	Aerolineas Argentinas
05 Sep - 21 Sep	GOL Linhas Aéreas
01 Sep - 08 Sep	LATAM Airlines Group
02 Sep - 16 Sep	GOL Linhas Aéreas
01 Sep - 18 Sep	LATAM Airlines Group

Also check the deals for one-way flights from Montevideo 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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Cheapest return flights from Montevideo to Madrid in September from $971

Return flights