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

Return flights

31 Dec - 20 Jan	Wizz Air UK
06 Dec - 17 Dec	Wizz Air UK
09 Dec - 22 Jan	Wizz Air UK
12 Dec - 25 Dec	Wizz Air UK
06 Dec - 23 Dec	Wizz Air UK
08 Dec - 25 Dec	Wizz Air UK
08 Dec - 19 Jan	Wizz Air UK
12 Dec - 31 Jan	Wizz Air
10 Dec - 24 Dec	easyJet
12 Dec - 14 Jan	easyJet
14 Dec - 22 Dec	Wizz Air UK
09 Dec - 11 Dec	Ryanair
29 Dec - 28 Jan	Wizz Air UK
10 Dec - 25 Dec	Wizz Air UK
12 Dec - 25 Jan	Wizz Air
27 Dec - 20 Jan	Jet2
28 Dec - 24 Jan	easyJet
13 Dec - 20 Jan	Jet2
09 Dec - 18 Dec	Ryanair
15 Dec - 28 Dec	easyJet

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 $519

Return flights