AirHint found the following cheapest one-way flights from Colombo (CMB) to Karachi (KHI) in August 2025 (see full year).

One-Way flights

09 Aug	IndiGo
08 Aug	IndiGo
07 Aug	Air India
05 Aug	IndiGo
18 Aug	Etihad Airways
06 Aug	Etihad Airways
10 Aug	Etihad Airways
18 Aug	SriLankan Airlines	direct
07 Aug	SriLankan Airlines	direct
09 Aug	SriLankan Airlines	direct

Also check the deals for return flights from Colombo 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.

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Cheapest one-way flights from Colombo to Karachi in August from 221€

One-Way flights