AirHint found the following cheapest return flights from Porto (OPO) to Santiago (SCL) in March 2026 (see full year).
Return flights
| 25 Mar - 04 Apr | Iberia | ||
| 27 Mar - 05 Apr | Iberia | ||
| 20 Mar - 04 Apr | Iberia | ||
| 02 Mar - 30 Mar | LATAM Airlines Group | ||
| 21 Mar - 04 Apr | Iberia |
Also check the deals for one-way flights from Porto to Santiago in March.
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