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

Return flights

08 Dec - 15 Dec	Sky Airline	direct
02 Dec - 05 Dec	JetSmart
04 Dec - 05 Dec	JetSmart
14 Dec - 19 Dec	Sky Airline	direct
04 Dec - 07 Dec	Sky Airline	direct
06 Dec - 09 Dec	Sky Airline	direct
19 Dec - 21 Dec	Sky Airline	direct
24 Dec - 28 Dec	Sky Airline	direct
22 Dec - 29 Dec	Sky Airline	direct
03 Dec - 05 Dec	JetSmart
26 Dec - 07 Jan	Sky Airline	direct
18 Dec - 07 Jan	JetSmart
23 Dec - 11 Jan	JetSmart
04 Dec - 04 Jan	Sky Airline
23 Dec - 04 Jan	Sky Airline	direct
22 Dec - 11 Jan	JetSmart
19 Dec - 07 Jan	JetSmart
23 Dec - 07 Jan	JetSmart
18 Dec - 06 Jan	JetSmart
22 Dec - 07 Jan	JetSmart

Also check the deals for one-way flights from Santiago 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 Santiago to Montevideo in December from $221

Return flights