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

Return flights

26 Oct - 12 Nov	AirAsia
26 Oct - 05 Nov	AirAsia
26 Oct - 03 Nov	AirAsia
26 Oct - 02 Nov	AirAsia
26 Oct - 14 Nov	AirAsia
15 Oct - 03 Nov	AirAsia
15 Oct - 02 Nov	AirAsia
15 Oct - 22 Oct	AirAsia
19 Oct - 05 Nov	AirAsia
19 Oct - 03 Nov	AirAsia
19 Oct - 02 Nov	AirAsia
19 Oct - 22 Oct	AirAsia
15 Oct - 26 Oct	AirAsia
15 Oct - 20 Oct	AirAsia
19 Oct - 20 Oct	AirAsia
06 Oct - 22 Oct	AirAsia
06 Oct - 26 Oct	AirAsia
06 Oct - 20 Oct	AirAsia
05 Oct - 22 Oct	AirAsia
01 Oct - 20 Oct	AirAsia

Also check the deals for one-way flights from Singapore to Karachi 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 Singapore to Karachi in October from $516

Return flights