AirHint found the following cheapest return flights from Colombo (CMB) to Seoul (ICN) in July 2026 (see full year).

Return flights

28 Jul - 01 Aug	Malaysia Airlines
01 Jul - 25 Jul	Malaysia Airlines
03 Jul - 27 Jul	Malaysia Airlines
19 Jul - 26 Jul	Malaysia Airlines
01 Jul - 08 Jul	AirAsia
03 Jul - 08 Jul	AirAsia
19 Jul - 25 Jul	AirAsia
19 Jul - 27 Jul	AirAsia
07 Jul - 25 Jul	AirAsia
07 Jul - 27 Jul	AirAsia
07 Jul - 26 Jul	AirAsia
14 Jul - 01 Aug	AirAsia
19 Jul - 01 Aug	AirAsia
28 Jul - 01 Aug	SriLankan Airlines	direct

Also check the deals for one-way flights from Colombo to Seoul in July.

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 Seoul

Cheap car rent in Seoul

Cheapest return flights from Colombo to Seoul in July from 532€

Return flights