AirHint found the following cheapest return flights from Rome (ROM) to San Jose (SJO) in January 2026 (see full year).

Return flights

20 Jan - 31 Jan	Delta
18 Jan - 30 Jan	Delta
29 Jan - 05 Feb	Delta
15 Jan - 29 Jan	Delta
13 Jan - 26 Jan	Delta
17 Jan - 31 Jan	Delta
17 Jan - 30 Jan	Delta
20 Jan - 08 Feb	Delta
29 Jan - 08 Feb	Delta
28 Jan - 11 Feb	Delta
30 Jan - 10 Feb	Delta
12 Jan - 19 Jan	Delta
17 Jan - 26 Jan	Delta
12 Jan - 24 Jan	Delta
16 Jan - 27 Jan	Delta
26 Jan - 08 Feb	Delta
11 Jan - 11 Feb	Delta
23 Jan - 01 Feb	United
31 Jan - 14 Feb	Delta
13 Jan - 13 Feb	United

Also check the deals for one-way flights from Rome to San Jose in January.

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 Rome to San Jose in January from $768

Return flights