AirHint found the following cheapest return flights from Islamabad (ISB) to Colombo (CMB) in June 2025 (see full year).

Return flights

23 Jun - 30 Jun	SalamAir
26 Jun - 06 Jul	SalamAir
27 Jun - 06 Jul	SalamAir
20 Jun - 25 Jul	SalamAir
22 Jun - 29 Jun	Fly Jinnah
22 Jun - 08 Jul	Fly Jinnah
22 Jun - 25 Jun	flydubai
26 Jun - 08 Jul	Fly Jinnah
26 Jun - 10 Jul	SalamAir
23 Jun - 12 Jul	SalamAir
24 Jun - 07 Jul	SalamAir
25 Jun - 08 Jul	flydubai
25 Jun - 07 Jul	flydubai

Also check the deals for one-way flights from Islamabad to Colombo in June.

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 Islamabad to Colombo in June from $619

Return flights