AirHint found the following cheapest return flights from London (LTN) to Karachi (KHI) in April 2026 (see full year).

Return flights

15 Apr - 03 May	Wizz Air UK
14 Apr - 03 May	Wizz Air UK
14 Apr - 26 Apr	Wizz Air UK
15 Apr - 29 Apr	Wizz Air UK
16 Apr - 23 Apr	Wizz Air UK
07 Apr - 26 May	Wizz Air UK
15 Apr - 21 Apr	Wizz Air UK
15 Apr - 04 May	Wizz Air UK
13 Apr - 26 Apr	Wizz Air UK
18 Apr - 28 Apr	Wizz Air UK
16 Apr - 03 May	Wizz Air UK
12 Apr - 26 Apr	Wizz Air UK
20 Apr - 13 May	Wizz Air UK
15 Apr - 31 May	Wizz Air UK
13 Apr - 21 Apr	Wizz Air UK
17 Apr - 25 Apr	Wizz Air
27 Apr - 04 May	Wizz Air
10 Apr - 21 Apr	Wizz Air
23 Apr - 03 May	Wizz Air UK
28 Apr - 09 May	Wizz Air UK

Also check the deals for one-way flights from London to Karachi in April.

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 April from 377€

Return flights