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

Return flights

28 Aug - 21 Sep	Ryanair
25 Aug - 25 Sep	Ryanair
31 Aug - 16 Sep	Pegasus Airlines
31 Aug - 28 Sep	Ryanair
29 Aug - 19 Sep	Ryanair
29 Aug - 21 Sep	Ryanair
31 Aug - 21 Sep	Ryanair
26 Aug - 10 Sep	Ryanair
24 Aug - 21 Sep	Ryanair
20 Aug - 10 Sep	Ryanair
28 Aug - 31 Aug	Ryanair
19 Aug - 22 Aug	Ryanair
09 Aug - 12 Aug	Ryanair
11 Aug - 16 Aug	Ryanair
06 Aug - 13 Aug	Ryanair
15 Aug - 22 Aug	Ryanair
09 Aug - 14 Aug	Ryanair
22 Aug - 31 Aug	Ryanair
27 Aug - 30 Aug	Ryanair
21 Aug - 28 Aug	Ryanair

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

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.

Book a cheap hotel in Karachi

Cheap car rent in Karachi

Cheapest return flights from London to Karachi in August from 415€

Return flights