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

Return flights

08 Dec - 28 Dec	Pegasus Airlines
15 Dec - 30 Dec	Etihad Airways
15 Dec - 29 Dec	Etihad Airways
08 Dec - 30 Dec	Pegasus Airlines
25 Dec - 29 Dec	Etihad Airways
25 Dec - 30 Dec	Etihad Airways
12 Dec - 03 Jan	Pegasus Airlines
25 Dec - 01 Jan	Flynas

Also check the deals for one-way flights from Brussels 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 Brussels to Karachi in December from $589

Return flights