AirHint found the following cheapest return flights from Osaka (ITM) to Taipei (TPE) in September 2025 (see full year).

Return flights

19 Sep - 22 Sep	ANA
25 Sep - 29 Sep	ANA
12 Sep - 15 Sep	ANA
02 Sep - 10 Sep	Japan Airlines
02 Sep - 09 Sep	Japan Airlines
03 Sep - 09 Sep	Japan Airlines
03 Sep - 10 Sep	Japan Airlines
25 Sep - 30 Sep	Japan Airlines
02 Sep - 04 Sep	Japan Airlines
04 Sep - 09 Sep	Japan Airlines
16 Sep - 07 Oct	Japan Airlines
11 Sep - 15 Oct	Japan Airlines
18 Sep - 17 Oct	ANA
28 Sep - 02 Oct	ANA
27 Sep - 02 Oct	Japan Airlines
29 Sep - 06 Oct	ANA
16 Sep - 17 Oct	Japan Airlines
28 Sep - 05 Oct	ANA
29 Sep - 02 Oct	ANA
29 Sep - 01 Oct	ANA

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

Cheap car rent in Taipei

Cheapest return flights from Osaka to Taipei in September from $440

Return flights