AirHint found the following cheapest return flights from Santiago (SCL) to Cartagena (CTG) in September 2025 (see full year).

Return flights

01 Sep - 07 Sep	Copa
07 Sep - 14 Sep	Copa
05 Sep - 12 Sep	Copa
08 Sep - 17 Sep	Copa
01 Sep - 15 Sep	JetSmart
05 Sep - 15 Sep	JetSmart
08 Sep - 15 Sep	Copa
09 Sep - 14 Sep	Copa
11 Sep - 17 Sep	Copa
01 Sep - 05 Sep	JetSmart
01 Sep - 04 Oct	Avianca
26 Sep - 03 Oct	LATAM Airlines Group
21 Sep - 06 Oct	JetSmart
22 Sep - 06 Oct	JetSmart
21 Sep - 03 Oct	JetSmart
22 Sep - 03 Oct	JetSmart
26 Sep - 06 Oct	JetSmart
21 Sep - 05 Oct	JetSmart
22 Sep - 05 Oct	JetSmart
22 Sep - 12 Oct	JetSmart

Also check the deals for one-way flights from Santiago to Cartagena in September.

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 Cartagena in September from $363

Return flights