AirHint found the following cheapest return flights from Osaka (ITM) to Colombo (CMB) in October 2025 (see full year).

Return flights

01 Oct - 15 Oct	Japan Airlines
06 Oct - 22 Oct	SriLankan Airlines
15 Oct - 20 Oct	SriLankan Airlines
17 Oct - 22 Oct	SriLankan Airlines
27 Oct - 31 Oct	SriLankan Airlines
13 Oct - 22 Oct	SriLankan Airlines
07 Oct - 22 Oct	Japan Airlines
04 Oct - 11 Oct	Japan Airlines
11 Oct - 15 Oct	SriLankan Airlines
06 Oct - 23 Oct	Japan Airlines
17 Oct - 06 Nov	Japan Airlines
31 Oct - 04 Nov	Japan Airlines

Also check the deals for one-way flights from Osaka to Colombo in October.

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.

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Cheapest return flights from Osaka to Colombo in October from $882

Return flights