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

Return flights

16 Jul - 30 Jul	Jetstar Japan
31 Jul - 23 Aug	AirAsia X
19 Jul - 27 Jul	China Eastern
10 Jul - 30 Jul	AirAsia X
10 Jul - 31 Jul	AirAsia X
10 Jul - 20 Jul	AirAsia X
10 Jul - 25 Jul	AirAsia X
10 Jul - 18 Jul	AirAsia X
10 Jul - 14 Jul	AirAsia X
10 Jul - 26 Jul	AirAsia X
10 Jul - 28 Jul	AirAsia X
30 Jul - 09 Aug	AirAsia X
31 Jul - 09 Aug	AirAsia X
29 Jul - 09 Aug	AirAsia X
27 Jul - 09 Aug	AirAsia X
30 Jul - 20 Aug	AirAsia X
31 Jul - 20 Aug	AirAsia X
30 Jul - 19 Aug	AirAsia X
30 Jul - 05 Aug	AirAsia X
27 Jul - 20 Aug	AirAsia X

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

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 July from $408

Return flights