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

Return flights

02 Dec - 09 Dec	JetSmart
09 Dec - 17 Dec	Sky Airline	direct
02 Dec - 06 Dec	JetSmart
19 Dec - 09 Jan	Sky Airline	direct
02 Dec - 19 Dec	JetSmart
08 Dec - 09 Dec	JetSmart
02 Dec - 12 Dec	JetSmart
01 Dec - 09 Dec	JetSmart
02 Dec - 15 Dec	JetSmart
07 Dec - 09 Dec	JetSmart
04 Dec - 08 Dec	Sky Airline	direct
22 Dec - 09 Jan	Sky Airline	direct
24 Dec - 01 Jan	Sky Airline	direct
26 Dec - 02 Jan	Sky Airline	direct
29 Dec - 02 Jan	Sky Airline
19 Dec - 06 Jan	JetSmart
19 Dec - 08 Jan	JetSmart
17 Dec - 06 Jan	JetSmart
21 Dec - 06 Jan	JetSmart
21 Dec - 08 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 147€

Return flights