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

Return flights

11 Dec - 28 Jan	Wizz Air Malta
04 Dec - 08 Dec	Delta
08 Dec - 30 Jan	Delta
08 Dec - 28 Jan	Delta
08 Dec - 29 Dec	Delta
05 Dec - 08 Dec	Air Canada
07 Dec - 16 Dec	TAP
14 Dec - 15 Jan	United
04 Dec - 11 Dec	KLM
15 Dec - 12 Jan	TAP
05 Dec - 11 Dec	TAP
03 Dec - 11 Dec	Iberia
09 Dec - 14 Dec	TAP
29 Dec - 31 Jan	Air Serbia
14 Dec - 07 Jan	TAP
13 Dec - 23 Dec	TAP
03 Dec - 17 Dec	Wizz Air Malta
31 Dec - 30 Jan	British Airways
29 Dec - 09 Jan	Air Serbia
28 Dec - 12 Jan	Ryanair

Also check the deals for one-way flights from Milano to San Jose in December.

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 December from 602€

Return flights