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

Return flights

01 Dec - 08 Dec	KLM
03 Dec - 23 Dec	KLM
01 Dec - 23 Dec	KLM
08 Dec - 14 Jan	Air France
07 Dec - 14 Jan	KLM
04 Dec - 23 Dec	Air France
01 Dec - 07 Dec	Gulf Air
29 Dec - 15 Jan	Air India
09 Dec - 15 Dec	Pegasus Airlines
24 Dec - 31 Dec	Air India
06 Dec - 31 Dec	Pegasus Airlines
03 Dec - 17 Dec	Air India
04 Dec - 11 Dec	Air India
24 Dec - 13 Jan	Air India
14 Dec - 14 Jan	Air India
29 Dec - 20 Jan	Air India
30 Dec - 17 Jan	Air India
06 Dec - 14 Jan	Air India
12 Dec - 14 Jan	Air India
24 Dec - 12 Jan	Air India

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Singapore in December from 579€

Return flights