Cheapest return flights from San Jose to Santiago in September from 350€

AirHint found the following cheapest return flights from San Jose (SJO) to Santiago (SCL) in September 2026 (see full year).

Return flights

14 Sep - 21 Sep Avianca
13 Sep - 20 Sep Avianca
01 Sep - 16 Sep Avianca
07 Sep - 15 Sep Copa
15 Sep - 21 Sep Avianca
25 Sep - 28 Sep Avianca
11 Sep - 19 Sep Avianca
12 Sep - 19 Sep Avianca
18 Sep - 30 Sep Copa
26 Sep - 02 Oct Avianca
26 Sep - 03 Oct Avianca

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

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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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