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

Return flights

30 Sep - 05 Oct	Sky Airline
30 Sep - 04 Oct	Sky Airline
21 Sep - 27 Sep	Sky Airline
18 Sep - 24 Sep	Sky Airline
29 Sep - 04 Oct	Sky Airline
21 Sep - 24 Sep	Sky Airline
30 Sep - 02 Oct	Sky Airline
30 Sep - 03 Oct	Sky Airline
19 Sep - 22 Sep	Sky Airline
29 Sep - 03 Oct	Sky Airline
26 Sep - 01 Oct	Sky Airline
29 Sep - 01 Oct	Sky Airline
28 Sep - 01 Oct	LATAM Airlines Group
19 Sep - 23 Sep	Sky Airline
29 Sep - 05 Oct	Sky Airline
18 Sep - 23 Sep	Sky Airline
21 Sep - 25 Sep	Sky Airline
26 Sep - 28 Sep	Sky Airline
18 Sep - 22 Sep	Sky Airline
26 Sep - 29 Sep	Sky Airline

Also check the deals for one-way flights from Santiago to Puerto Natales 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 Puerto Natales in September from $221

Return flights