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

Return flights

01 Dec - 12 Dec	Pegasus Airlines
31 Dec - 04 Jan	Air Arabia
05 Dec - 14 Dec	Pegasus Airlines
02 Dec - 09 Dec	Pegasus Airlines
09 Dec - 18 Dec	Air Arabia
16 Dec - 31 Dec	Air Arabia
14 Dec - 24 Dec	Air Arabia
14 Dec - 22 Dec	Air Arabia
07 Dec - 16 Jan	Air Arabia
15 Dec - 21 Dec	Air Arabia
17 Dec - 21 Dec	Air Arabia
19 Dec - 31 Dec	Air Arabia
17 Dec - 14 Jan	Air Arabia
17 Dec - 07 Jan	Air Arabia
19 Dec - 12 Jan	AZAL
21 Dec - 07 Jan	Air Arabia
22 Dec - 04 Jan	Air Arabia
19 Dec - 10 Jan	Air Arabia
19 Dec - 04 Jan	Air Arabia
21 Dec - 04 Jan	Air Arabia

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

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 Colombo

Cheap car rent in Colombo

Cheapest return flights from Istanbul to Colombo in December from 371€

Return flights