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

Return flights

08 Dec - 15 Dec	AZAL
21 Dec - 31 Dec	AZAL
11 Dec - 14 Dec	AZAL
11 Dec - 21 Dec	AZAL
14 Dec - 21 Dec	AZAL
21 Dec - 28 Dec	AZAL
04 Dec - 09 Dec	AZAL
22 Dec - 28 Dec	AZAL
21 Dec - 29 Dec	AZAL
04 Dec - 10 Dec	AZAL
21 Dec - 02 Jan	AZAL
22 Dec - 02 Jan	AZAL
21 Dec - 05 Jan	AZAL
04 Dec - 12 Jan	AZAL
25 Dec - 01 Jan	AZAL
24 Dec - 02 Jan	Kuwait Airways
25 Dec - 05 Jan	AZAL
26 Dec - 02 Jan	Fly Jinnah
27 Dec - 03 Jan	Fly Jinnah
28 Dec - 04 Jan	Fly Jinnah

Also check the deals for one-way flights from Islamabad to Istanbul 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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Islamabad to Istanbul in December from $320

Return flights