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

Return flights

02 Dec - 13 Dec	LATAM Airlines Group
04 Dec - 14 Dec	LATAM Airlines Group
01 Dec - 08 Dec	Azul Airlines
30 Dec - 30 Jan	Avianca
10 Dec - 20 Jan	LATAM Airlines Group
02 Dec - 12 Dec	British Airways
24 Dec - 26 Jan	Lufthansa
25 Dec - 26 Jan	Lufthansa
03 Dec - 13 Dec	SWISS
03 Dec - 09 Dec	LATAM Airlines Group
01 Dec - 18 Dec	Air Europa	direct
01 Dec - 14 Dec	Iberia	direct
30 Dec - 30 Jan	Iberia	direct
26 Dec - 27 Jan	LATAM Airlines Group
26 Dec - 20 Jan	LATAM Airlines Group
04 Dec - 14 Dec	Iberia	direct
08 Dec - 14 Dec	Azul Airlines
28 Dec - 20 Jan	LATAM Airlines Group
30 Dec - 31 Jan	LATAM Airlines Group
28 Dec - 22 Jan	Lufthansa

Also check the deals for one-way flights from Madrid to Montevideo 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 Madrid to Montevideo in December from $1087

Return flights