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

Return flights

01 Dec - 06 Jan	LATAM Airlines Group
11 Dec - 03 Jan	Iberia
11 Dec - 02 Jan	Iberia
24 Dec - 31 Dec	LATAM Airlines Group
25 Dec - 07 Jan	LATAM Airlines Group
22 Dec - 05 Jan	LATAM Airlines Group
16 Dec - 11 Jan	Iberia
24 Dec - 09 Jan	Avianca
14 Dec - 29 Dec	Avianca
23 Dec - 07 Jan	Air Europa
25 Dec - 08 Jan	LATAM Airlines Group
25 Dec - 09 Jan	LATAM Airlines Group
23 Dec - 30 Dec	Aerolíneas Argentinas
05 Dec - 12 Dec	Avianca
12 Dec - 19 Dec	Avianca

Also check the deals for one-way flights from Montevideo to London 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 Montevideo to London in December from 1020€

Return flights