AirHint found the following cheapest return flights from Milan (LIN) to San Jose (SJO) in September 2026 (see full year).
Return flights
| 17 Sep - 27 Sep | KLM | ||
| 22 Sep - 29 Sep | Air France | ||
| 30 Sep - 15 Oct | KLM | ||
| 05 Sep - 15 Sep | Iberia | ||
| 06 Sep - 20 Sep | Iberia | ||
| 10 Sep - 24 Sep | Air France |
Also check the deals for one-way flights from Milan to San Jose in September.
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