AirHint found the following cheapest return flights from Porto (OPO) to Santiago (SCL) in September 2025 (see full year).
Return flights
| 01 Sep - 16 Sep | Air France | ||
| 29 Sep - 05 Oct | TAP | ||
| 28 Sep - 05 Oct | Royal Air Maroc | ||
| 29 Sep - 04 Oct | TAP | ||
| 27 Sep - 28 Sep | Air Europa | ||
| 28 Sep - 04 Oct | Royal Air Maroc | ||
| 01 Sep - 12 Sep | TAP |
Also check the deals for one-way flights from Porto to Santiago 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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