AirHint found the following cheapest return flights from Rome (ROM) to Singapore (SIN) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Finnair
10 Dec - 16 Dec	Finnair
02 Dec - 08 Dec	SWISS
08 Dec - 14 Dec	SWISS
03 Dec - 11 Jan	Gulf Air
05 Dec - 14 Dec	Lufthansa
10 Dec - 31 Dec	Qatar Airways
09 Dec - 07 Jan	Etihad Airways
27 Dec - 10 Jan	Aegean Airlines
30 Dec - 14 Jan	Finnair
31 Dec - 13 Jan	Lufthansa
28 Dec - 11 Jan	Transavia France
30 Dec - 12 Jan	Lufthansa
30 Dec - 08 Jan	SWISS
31 Dec - 09 Jan	Lufthansa
23 Dec - 31 Dec	Lufthansa
20 Dec - 03 Jan	Ryanair
24 Dec - 28 Dec	Air France
22 Dec - 26 Dec	Turkish Airlines
19 Dec - 23 Dec	IndiGo

Also check the deals for one-way flights from Rome to Singapore 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 Rome to Singapore in December from 555€

Return flights