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

Return flights

03 Aug - 06 Aug	ANA
26 Aug - 28 Aug	Japan Airlines
15 Aug - 18 Aug	Japan Airlines
06 Aug - 19 Aug	ANA
01 Aug - 04 Aug	Japan Airlines
05 Aug - 07 Aug	Japan Airlines
04 Aug - 06 Aug	Japan Airlines
05 Aug - 08 Aug	Japan Airlines
05 Aug - 25 Aug	Japan Airlines
04 Aug - 08 Aug	Japan Airlines
25 Aug - 01 Sep	Japan Airlines
29 Aug - 05 Sep	Japan Airlines
28 Aug - 25 Sep	Japan Airlines
31 Aug - 02 Sep	ANA
31 Aug - 04 Sep	ANA
31 Aug - 03 Sep	ANA
30 Aug - 01 Sep	ANA

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

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 Taipei in August from $439

Return flights