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

Return flights

25 Sep - 29 Sep	AirAsia X
26 Sep - 01 Oct	AirAsia X
13 Sep - 20 Sep	HK Express
10 Sep - 17 Sep	China Southern
01 Sep - 07 Sep	Jetstar Japan
04 Sep - 18 Sep	Shenzhen Airlines
02 Sep - 18 Sep	Shenzhen Airlines
06 Sep - 20 Sep	Jetstar Japan
28 Sep - 03 Oct	Jetstar Japan
03 Sep - 18 Sep	Shenzhen Airlines
09 Sep - 16 Sep	China Southern
06 Sep - 10 Sep	Jetstar Japan
26 Sep - 04 Oct	Air China
26 Sep - 08 Oct	AirAsia X
26 Sep - 11 Oct	AirAsia X
26 Sep - 12 Oct	AirAsia X
26 Sep - 15 Oct	AirAsia X
26 Sep - 05 Oct	AirAsia X
01 Sep - 30 Oct	Jetstar Japan
30 Sep - 06 Oct	Air China

Also check the deals for one-way flights from Tokyo to Colombo 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 Tokyo to Colombo in September from $391

Return flights