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

Return flights

12 Dec - 14 Dec	JetSmart
12 Dec - 21 Dec	JetSmart
12 Dec - 26 Dec	JetSmart
12 Dec - 18 Dec	JetSmart
12 Dec - 20 Dec	JetSmart
23 Dec - 26 Dec	JetSmart
25 Dec - 26 Dec	JetSmart
11 Dec - 14 Dec	JetSmart
11 Dec - 21 Dec	JetSmart
11 Dec - 26 Dec	JetSmart
25 Dec - 14 Jan	JetSmart
25 Dec - 15 Jan	JetSmart
25 Dec - 07 Jan	JetSmart
25 Dec - 08 Jan	JetSmart
23 Dec - 07 Jan	JetSmart
23 Dec - 08 Jan	JetSmart
28 Dec - 15 Jan	JetSmart
30 Dec - 15 Jan	JetSmart
28 Dec - 14 Jan	JetSmart
28 Dec - 07 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 172€

Return flights