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

Return flights

01 Dec - 08 Dec	Scoot	direct
01 Dec - 22 Dec	Scoot	direct
01 Dec - 15 Dec	Scoot	direct
01 Dec - 31 Jan	Scoot
05 Dec - 07 Dec	Scoot
02 Dec - 16 Jan	Etihad Airways
12 Dec - 19 Dec	Scoot	direct
09 Dec - 16 Dec	Aegean Airlines
08 Dec - 12 Dec	Scoot	direct
02 Dec - 09 Dec	Turkish Airlines
02 Dec - 15 Dec	Aegean Airlines
15 Dec - 29 Dec	Sichuan Airlines
15 Dec - 11 Jan	Aegean Airlines
29 Dec - 02 Jan	Scoot	direct
15 Dec - 02 Jan	Scoot	direct
26 Dec - 01 Jan	Scoot
26 Dec - 09 Jan	Scoot	direct
19 Dec - 02 Jan	Scoot	direct
28 Dec - 02 Jan	Aegean Airlines
29 Dec - 16 Jan	Air Arabia

Also check the deals for one-way flights from Athens 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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Athens to Singapore in December from 378€

Return flights