AirHint found the following cheapest return flights from Milano (MXP) to San Jose (SJO) in September 2025 (see full year).

Return flights

17 Sep - 18 Oct	Condor
21 Sep - 08 Oct	Condor
21 Sep - 15 Oct	Condor
21 Sep - 14 Oct	Condor
23 Sep - 03 Oct	Wizz Air Malta
30 Sep - 04 Oct	Wizz Air Malta
27 Sep - 13 Oct	Wizz Air Malta
16 Sep - 16 Oct	Air France
27 Sep - 10 Oct	Wizz Air Malta
22 Sep - 30 Sep	Wizz Air Malta
19 Sep - 22 Sep	Wizz Air Malta
19 Sep - 26 Sep	easyJet
18 Sep - 25 Sep	Air France
15 Sep - 22 Sep	Transavia France
15 Sep - 21 Sep	easyJet
30 Sep - 14 Oct	Wizz Air Malta

Also check the deals for one-way flights from Milano to San Jose 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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Cheapest return flights from Milano to San Jose in September from 539€

Return flights