AirHint found the following cheapest return flights from Islamabad (ISB) to Kuala Lumpur (KUL) in December 2025 (see full year).

Return flights

31 Dec - 19 Jan	PIA	direct
22 Dec - 18 Jan	Fly Jinnah
17 Dec - 12 Jan	Fly Jinnah
26 Dec - 11 Jan	Fly Jinnah
17 Dec - 15 Jan	Fly Jinnah
22 Dec - 09 Jan	Fly Jinnah
22 Dec - 05 Jan	Fly Jinnah
28 Dec - 15 Jan	PIA	direct
26 Dec - 09 Jan	Fly Jinnah
18 Dec - 20 Jan	Fly Jinnah
18 Dec - 26 Dec	Fly Jinnah
21 Dec - 29 Dec	PIA	direct
21 Dec - 26 Dec	Fly Jinnah
17 Dec - 24 Dec	Fly Jinnah
20 Dec - 26 Dec	PIA
17 Dec - 26 Dec	Thai Airways
24 Dec - 29 Dec	PIA	direct
23 Dec - 28 Dec	PIA
21 Dec - 31 Dec	Fly Jinnah
24 Dec - 31 Dec	Fly Jinnah

Also check the deals for one-way flights from Islamabad to Kuala Lumpur 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 Islamabad to Kuala Lumpur in December from $689

Return flights