Cheapest return flights from Seoul to Taipei in September from $123

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

Return flights

26 Sep - 29 Sep Eastar Jet direct
24 Sep - 30 Sep Jeju Air direct
05 Sep - 09 Sep Jeju Air direct
06 Sep - 09 Sep Jeju Air direct
24 Sep - 01 Oct Jeju Air direct
22 Sep - 30 Sep Jeju Air direct
27 Sep - 30 Sep Jeju Air direct
24 Sep - 29 Sep Jeju Air direct
01 Sep - 08 Sep Jeju Air direct
02 Sep - 06 Sep Jeju Air direct
02 Sep - 04 Sep Jeju Air direct
27 Sep - 01 Oct Jeju Air direct
17 Sep - 01 Oct Eastar Jet direct
14 Sep - 01 Oct Eastar Jet direct
24 Sep - 14 Oct Eastar Jet direct
22 Sep - 01 Oct Eastar Jet direct
21 Sep - 01 Oct Eastar Jet direct
11 Sep - 01 Oct Tigerair Taiwan direct
20 Sep - 01 Oct Tigerair Taiwan direct
25 Sep - 01 Oct Tigerair Taiwan direct

Also check the deals for one-way flights from Seoul to Taipei in September.

Skyscanner

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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