AirHint found the following cheapest return flights from Colombo (CMB) to Istanbul (IST) in August 2025 (see full year).

Return flights

07 Aug - 14 Aug	Air Arabia
08 Aug - 15 Aug	Air Arabia
07 Aug - 11 Aug	Etihad Airways
11 Aug - 18 Aug	Air Arabia
10 Aug - 17 Aug	SalamAir
08 Aug - 16 Aug	Air Arabia
01 Aug - 10 Aug	Air Arabia
13 Aug - 20 Aug	IndiGo
18 Aug - 25 Aug	Jazeera Airways
12 Aug - 20 Aug	Air Arabia

Also check the deals for one-way flights from Colombo to Istanbul 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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Colombo to Istanbul in August from 389€

Return flights