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

Return flights

08 Dec - 05 Jan	Gulf Air
01 Dec - 30 Dec	Gulf Air
04 Dec - 07 Dec	Gulf Air
06 Dec - 28 Jan	Gulf Air
10 Dec - 26 Dec	Gulf Air
10 Dec - 24 Dec	Gulf Air
06 Dec - 03 Jan	AJet
07 Dec - 21 Jan	Gulf Air
17 Dec - 25 Dec	Pegasus Airlines
19 Dec - 26 Dec	Gulf Air
25 Dec - 05 Jan	Air Arabia
24 Dec - 09 Jan	Air Arabia
24 Dec - 24 Dec	Air Arabia
26 Dec - 26 Dec	Air Arabia
21 Dec - 31 Dec	Air Arabia
21 Dec - 06 Jan	Air Arabia
23 Dec - 29 Dec	Gulf Air
06 Dec - 28 Jan	Pegasus Airlines	direct
25 Dec - 05 Jan	Pegasus Airlines	direct
24 Dec - 09 Jan	Pegasus Airlines	direct

Also check the deals for one-way flights from Istanbul to Karachi 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 Istanbul to Karachi in December from 248€

Return flights