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

Return flights

08 Dec - 18 Dec	Ryanair
07 Dec - 28 Dec	Wizz Air UK
03 Dec - 07 Dec	Ryanair
11 Dec - 07 Jan	Wizz Air UK
05 Dec - 18 Jan	Wizz Air UK
07 Dec - 14 Dec	Wizz Air UK
31 Dec - 13 Jan	Wizz Air
18 Dec - 23 Dec	Wizz Air UK
09 Dec - 11 Dec	Wizz Air UK
06 Dec - 13 Dec	Ryanair
30 Dec - 11 Jan	Wizz Air UK
18 Dec - 16 Jan	Wizz Air UK
08 Dec - 29 Dec	Ryanair
03 Dec - 26 Dec	Ryanair
02 Dec - 25 Dec	Ryanair
11 Dec - 04 Jan	Wizz Air UK
24 Dec - 11 Jan	Wizz Air UK
30 Dec - 19 Jan	Wizz Air UK
30 Dec - 18 Jan	Wizz Air UK
09 Dec - 13 Jan	Wizz Air UK

Also check the deals for one-way flights from London 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 London to Karachi in December from $476

Return flights