Cheapest return flights from Seoul to Colombo in September from $430

Best time to book flights for Seoul (ICN) to Colombo (CMB) flights at AirHint

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

Return flights

25 Sep - 14 Oct AirAsia X
25 Sep - 03 Oct AirAsia X
25 Sep - 13 Oct AirAsia X
04 Sep - 07 Sep AirAsia X
03 Sep - 07 Sep Thai AirAsia X
27 Sep - 17 Oct Thai AirAsia X
29 Sep - 18 Oct Thai AirAsia X
29 Sep - 17 Oct Thai AirAsia X
27 Sep - 14 Oct Thai AirAsia X
29 Sep - 14 Oct Thai AirAsia X
24 Sep - 14 Oct Thai AirAsia X
01 Sep - 07 Sep Thai AirAsia X
02 Sep - 07 Sep AirAsia X
17 Sep - 03 Oct Thai AirAsia X
04 Sep - 09 Sep AirAsia X
03 Sep - 09 Sep Thai AirAsia X
04 Sep - 11 Sep AirAsia X
01 Sep - 09 Sep Thai AirAsia X
02 Sep - 09 Sep AirAsia X
03 Sep - 11 Sep Thai AirAsia X

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

Skyscanner

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