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

Return flights

25 Dec - 09 Jan	Etihad Airways
23 Dec - 07 Jan	Etihad Airways
01 Dec - 10 Dec	Etihad Airways
22 Dec - 18 Jan	Etihad Airways
19 Dec - 04 Jan	Scoot Tigerair
01 Dec - 08 Dec	Emirates
01 Dec - 11 Dec	Etihad Airways
19 Dec - 29 Dec	Air India
20 Dec - 28 Dec	Air India
19 Dec - 31 Dec	Air India
18 Dec - 30 Dec	Air India
16 Dec - 30 Dec	Air India
20 Dec - 02 Jan	Air India
19 Dec - 01 Jan	Air India
12 Dec - 02 Jan	Air India
01 Dec - 16 Dec	Scoot Tigerair
25 Dec - 09 Jan	Lufthansa	direct
01 Dec - 13 Dec	Etihad Airways
22 Dec - 18 Jan	Singapore Airlines	direct
22 Dec - 03 Jan	Etihad Airways

Also check the deals for one-way flights from Singapore to Frankfurt 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 Singapore to Frankfurt in December from $674

Return flights