AirHint found the following cheapest one-way flights from Colombo (CMB) to Tokyo (NRT) in October 2025 (see full year).

One-Way flights

20 Oct	Cathay Pacific
01 Oct	Malaysia Airlines
16 Oct	Cathay Pacific
17 Oct	Cathay Pacific
15 Oct	Cathay Pacific
01 Oct	SriLankan Airlines	direct
17 Oct	SriLankan Airlines	direct
15 Oct	SriLankan Airlines	direct
13 Oct	SriLankan Airlines	direct
20 Oct	SriLankan Airlines	direct

Also check the deals for return flights from Colombo to Tokyo 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 one-way flights from Colombo to Tokyo in October from $337

One-Way flights