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

Return flights

24 Dec - 30 Jan	LATAM Airlines Group
28 Dec - 28 Jan	Lufthansa
30 Dec - 21 Jan	Lufthansa
28 Dec - 21 Jan	Lufthansa
29 Dec - 31 Jan	LATAM Airlines Group
28 Dec - 22 Jan	Lufthansa
22 Dec - 21 Jan	Lufthansa
23 Dec - 31 Jan	LATAM Airlines Group
29 Dec - 31 Jan	Air Europa	direct
29 Dec - 19 Jan	KLM
25 Dec - 28 Dec	LATAM Airlines Group
28 Dec - 31 Dec	Ryanair
24 Dec - 31 Dec	Iberia
23 Dec - 31 Dec	LATAM Airlines Group
22 Dec - 26 Dec	Iberia	direct
24 Dec - 31 Dec	Iberia	direct
20 Dec - 30 Dec	SWISS
22 Dec - 31 Dec	Iberia
28 Dec - 31 Dec	Iberia	direct
21 Dec - 31 Dec	Iberia

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 859€

Return flights