AirHint found the following cheapest return flights from Karachi (KHI) to Istanbul (SAW) in December 2025 (see full year).

Return flights

01 Dec - 12 Dec	Pegasus Airlines
23 Dec - 29 Dec	Pegasus Airlines
20 Dec - 26 Dec	Pegasus Airlines
15 Dec - 31 Dec	Pegasus Airlines
22 Dec - 28 Dec	flydubai
05 Dec - 09 Dec	flydubai
30 Dec - 10 Jan	flydubai
30 Dec - 01 Jan	flydubai
20 Dec - 03 Jan	Pegasus Airlines
15 Dec - 31 Dec	Pegasus Airlines	direct
01 Dec - 12 Dec	Pegasus Airlines	direct
02 Dec - 07 Dec	Qatar Airways
02 Dec - 09 Dec	Pegasus Airlines	direct
20 Dec - 03 Jan	Pegasus Airlines	direct
30 Dec - 10 Jan	Pegasus Airlines	direct

Also check the deals for one-way flights from Karachi 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.

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Cheapest return flights from Karachi to Istanbul in December from $374

Return flights