AirHint found the following cheapest return flights from Birmingham (BHX) to Karachi (KHI) in September 2025 (see full year).

Return flights

14 Sep - 21 Sep	easyJet
03 Sep - 10 Oct	easyJet
03 Sep - 08 Oct	easyJet
13 Sep - 04 Oct	Ryanair
11 Sep - 05 Oct	Ryanair
05 Sep - 21 Sep	Ryanair
13 Sep - 21 Sep	Ryanair
11 Sep - 04 Oct	Ryanair
19 Sep - 25 Oct	Ryanair
19 Sep - 11 Oct	Ryanair
02 Sep - 10 Oct	Ryanair
01 Sep - 10 Oct	Pegasus Airlines
01 Sep - 22 Oct	Pegasus Airlines
02 Sep - 19 Sep	Ryanair
23 Sep - 30 Sep	easyJet
04 Sep - 22 Sep	easyJet
08 Sep - 25 Sep	easyJet
09 Sep - 16 Sep	Ryanair
05 Sep - 27 Sep	Ryanair
15 Sep - 30 Sep	Pegasus Airlines

Also check the deals for one-way flights from Birmingham to Karachi in September.

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 Birmingham to Karachi in September from $340

Return flights