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

Return flights

09 Dec - 18 Dec	JetSmart
16 Dec - 18 Dec	JetSmart
17 Dec - 18 Dec	JetSmart
09 Dec - 13 Dec	JetSmart
09 Dec - 14 Dec	JetSmart
25 Dec - 11 Jan	JetSmart
10 Dec - 18 Dec	JetSmart
01 Dec - 18 Dec	JetSmart
05 Dec - 18 Dec	JetSmart
12 Dec - 18 Dec	JetSmart
09 Dec - 19 Dec	JetSmart
28 Dec - 18 Jan	JetSmart
28 Dec - 11 Jan	JetSmart
25 Dec - 10 Jan	JetSmart
26 Dec - 11 Jan	JetSmart
28 Dec - 10 Jan	JetSmart
22 Dec - 11 Jan	JetSmart
26 Dec - 10 Jan	JetSmart
21 Dec - 10 Jan	JetSmart
21 Dec - 11 Jan	JetSmart

Also check the deals for one-way flights from Santiago to Asuncion 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 Asuncion in December from 227€

Return flights