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

Return flights

13 Apr - 21 Apr	Wizz Air UK
16 Apr - 21 Apr	Wizz Air UK
21 Apr - 06 May	Ryanair
13 Apr - 27 Apr	Wizz Air UK
20 Apr - 05 May	Ryanair
11 Apr - 23 Apr	Wizz Air UK
12 Apr - 24 Apr	Wizz Air UK
13 Apr - 26 Apr	Wizz Air UK
16 Apr - 23 Apr	Wizz Air UK
12 Apr - 23 Apr	Wizz Air UK
24 Apr - 03 May	Ryanair
28 Apr - 30 Apr	Ryanair
14 Apr - 26 Apr	Wizz Air UK
27 Apr - 05 May	easyJet
14 Apr - 17 May	Ryanair
16 Apr - 01 May	Ryanair
17 Apr - 03 May	Ryanair
15 Apr - 31 May	Wizz Air UK
01 Apr - 07 May	Ryanair
15 Apr - 30 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 330€

Return flights