AirHint found the following cheapest return flights from Karachi (KHI) to Colombo (CMB) in March 2026 (see full year).

Return flights

17 Mar - 25 Mar	Etihad Airways
17 Mar - 26 Mar	Etihad Airways
26 Mar - 30 Mar	Etihad Airways
17 Mar - 24 Mar	Etihad Airways
03 Mar - 14 Mar	Etihad Airways
18 Mar - 04 Apr	Etihad Airways
30 Mar - 14 Apr	Etihad Airways
17 Mar - 24 Mar	SriLankan Airlines	direct
17 Mar - 26 Mar	SriLankan Airlines	direct

Also check the deals for one-way flights from Karachi to Colombo in March.

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 Karachi to Colombo in March from $445

Return flights