AirHint found the following cheapest return flights from Cologne (CGN) to Osaka (KIX) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep	Ryanair
25 Sep - 05 Oct	Pegasus Airlines
16 Sep - 08 Oct	Ryanair
22 Sep - 29 Sep	AJet
26 Sep - 05 Oct	Turkish Airlines
20 Sep - 30 Sep	Pegasus Airlines
19 Sep - 26 Sep	Pegasus Airlines
20 Sep - 27 Sep	Pegasus Airlines
22 Sep - 30 Sep	Pegasus Airlines

Also check the deals for one-way flights from Cologne to Osaka 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.

Book a cheap hotel in Osaka

Cheap car rent in Osaka

Cheapest return flights from Cologne to Osaka in September from $964

Return flights