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

Return flights

08 Sep - 13 Sep	Cathay Pacific
09 Sep - 16 Sep	Cathay Pacific
11 Sep - 17 Sep	Cathay Pacific
24 Sep - 04 Oct	AirAsia
10 Sep - 17 Sep	Singapore Airlines
13 Sep - 20 Sep	Cathay Pacific
01 Sep - 04 Sep	AirAsia
01 Sep - 03 Sep	AirAsia
28 Sep - 04 Oct	AirAsia
28 Sep - 03 Oct	AirAsia
28 Sep - 02 Oct	AirAsia
28 Sep - 15 Oct	AirAsia
28 Sep - 07 Oct	AirAsia
28 Sep - 13 Oct	AirAsia
28 Sep - 14 Oct	AirAsia
28 Sep - 30 Sep	AirAsia
28 Sep - 12 Oct	AirAsia
09 Sep - 27 Sep	AirAsia
18 Sep - 27 Sep	AirAsia
30 Sep - 04 Oct	AirAsia

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

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 Colombo to Tokyo in September from 387€

Return flights