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

Return flights

05 Aug - 12 Aug	Copa
07 Aug - 15 Aug	Copa
04 Aug - 12 Aug	Copa
29 Aug - 05 Sep	Copa
06 Aug - 13 Aug	Copa
28 Aug - 04 Sep	Copa
03 Aug - 12 Aug	Copa
03 Aug - 09 Aug	Copa
31 Aug - 05 Sep	Copa
06 Aug - 12 Aug	Copa
12 Aug - 20 Aug	Copa
17 Aug - 23 Aug	JetSmart
29 Aug - 15 Sep	JetSmart
18 Aug - 05 Sep	JetSmart
17 Aug - 05 Sep	JetSmart
18 Aug - 01 Sep	JetSmart
17 Aug - 01 Sep	JetSmart
17 Aug - 31 Aug	JetSmart
31 Aug - 15 Sep	JetSmart
22 Aug - 05 Sep	JetSmart

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

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 August from $361

Return flights