Cheapest return flights from Santiago to San Juan in September from 344€

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

Return flights

03 Sep - 08 Sep Avianca
17 Sep - 24 Sep Copa
05 Sep - 14 Sep Avianca
01 Sep - 07 Sep Avianca
08 Sep - 13 Sep Avianca
08 Sep - 29 Sep Avianca
23 Sep - 28 Sep Copa
11 Sep - 17 Sep Copa
08 Sep - 22 Sep Copa
12 Sep - 18 Sep Sky Airline

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

Skyscanner

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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