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

Return flights

11 Sep - 25 Sep	Porter Airlines (Canada) Ltd
21 Sep - 20 Oct	Air Transat
28 Sep - 05 Oct	Air Transat
07 Sep - 22 Oct	Saudia
30 Sep - 31 Oct	Saudia
08 Sep - 19 Sep	Flair Airlines
18 Sep - 25 Sep	Air Transat
10 Sep - 24 Sep	Air Canada
09 Sep - 16 Sep	Air Transat
07 Sep - 21 Sep	Air Transat
01 Sep - 01 Oct	Air Transat
23 Sep - 28 Oct	Saudia
25 Sep - 16 Oct	Saudia
28 Sep - 28 Oct	Saudia
30 Sep - 30 Oct	Saudia
13 Sep - 20 Sep	Porter Airlines (Canada) Ltd
20 Sep - 24 Sep	Saudia
09 Sep - 23 Sep	Saudia
10 Sep - 29 Sep	Porter Airlines (Canada) Ltd
28 Sep - 07 Oct	Saudia

Also check the deals for one-way flights from Toronto 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 Toronto to Karachi in September from 834€

Return flights