AirHint found the following cheapest return flights from Colombo (CMB) to Seoul (ICN) in July 2025 (see full year).

Return flights

28 Jul - 06 Aug	AirAsia
30 Jul - 20 Aug	AirAsia
27 Jul - 06 Aug	AirAsia
29 Jul - 06 Aug	AirAsia
31 Jul - 20 Aug	AirAsia
28 Jul - 12 Aug	AirAsia
28 Jul - 18 Aug	AirAsia
28 Jul - 09 Aug	AirAsia
28 Jul - 11 Aug	AirAsia
28 Jul - 14 Aug	AirAsia
28 Jul - 31 Jul	AirAsia
28 Jul - 30 Jul	AirAsia
27 Jul - 31 Jul	AirAsia
29 Jul - 31 Jul	AirAsia
27 Jul - 30 Jul	AirAsia
27 Jul - 29 Jul	AirAsia

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 436€

Return flights