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

Return flights

08 Oct - 16 Oct	KLM
27 Oct - 06 Nov	KLM
02 Oct - 06 Oct	Finnair
21 Oct - 27 Oct	KLM
01 Oct - 29 Oct	Finnair
05 Oct - 19 Oct	Etihad Airways
06 Oct - 13 Oct	Air France
08 Oct - 26 Oct	KLM
06 Oct - 12 Oct	Air France
15 Oct - 22 Oct	Finnair
07 Oct - 14 Oct	Etihad Airways
20 Oct - 10 Nov	Finnair
31 Oct - 22 Nov	Etihad Airways
26 Oct - 15 Nov	Finnair
28 Oct - 08 Nov	KLM
15 Oct - 04 Nov	Etihad Airways
15 Oct - 03 Nov	Etihad Airways
29 Oct - 08 Nov	Finnair
23 Oct - 07 Nov	Etihad Airways
07 Oct - 06 Nov	Etihad Airways

Also check the deals for one-way flights from Frankfurt to Singapore in October.

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 October from $665

Return flights