AirHint found the following cheapest return flights from Santiago (SCL) to Asuncion (ASU) in January 2026 (see full year).

Return flights

07 Jan - 20 Jan	JetSmart
07 Jan - 11 Jan	JetSmart
11 Jan - 20 Jan	JetSmart
07 Jan - 18 Jan	JetSmart
07 Jan - 19 Jan	JetSmart
07 Jan - 21 Jan	JetSmart
15 Jan - 20 Jan	JetSmart
23 Jan - 02 Feb	JetSmart
22 Jan - 24 Jan	Aerolineas Argentinas
28 Jan - 02 Feb	JetSmart
23 Jan - 25 Jan	JetSmart
11 Jan - 18 Jan	JetSmart
26 Jan - 02 Feb	JetSmart
22 Jan - 02 Feb	JetSmart
15 Jan - 02 Feb	JetSmart

Also check the deals for one-way flights from Santiago to Asuncion in January.

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 January from 239€

Return flights