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

Return flights

01 Dec - 05 Dec	Scoot	direct
05 Dec - 08 Dec	Scoot	direct
08 Dec - 22 Dec	Scoot	direct
05 Dec - 22 Dec	Scoot	direct
08 Dec - 12 Dec	Scoot	direct
01 Dec - 08 Dec	Scoot	direct
05 Dec - 15 Dec	Scoot	direct
08 Dec - 23 Dec	Scoot
08 Dec - 12 Jan	Scoot
12 Dec - 26 Dec	Scoot	direct
08 Dec - 12 Jan	Scoot	direct
03 Dec - 03 Jan	Gulf Air
02 Dec - 15 Dec	Aegean Airlines
05 Dec - 05 Jan	Scoot
05 Dec - 05 Jan	Scoot	direct
31 Dec - 13 Jan	Air China
29 Dec - 12 Jan	Scoot	direct
15 Dec - 02 Jan	Scoot	direct
19 Dec - 11 Jan	Sichuan Airlines
26 Dec - 11 Jan	Sichuan Airlines

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.

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Cheapest return flights from Athens to Singapore in December from 398€

Return flights