Cheapest return flights from Taipei to Seoul in September from $141

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

Return flights

02 Sep - 11 Sep Eastar Jet direct
04 Sep - 11 Sep Eastar Jet direct
04 Sep - 25 Sep Eastar Jet direct
02 Sep - 04 Sep Eastar Jet direct
30 Sep - 14 Oct Eastar Jet direct
02 Sep - 13 Sep Eastar Jet direct
02 Sep - 23 Sep Eastar Jet direct
02 Sep - 20 Sep Eastar Jet direct
06 Sep - 11 Sep Eastar Jet direct
06 Sep - 25 Sep Eastar Jet direct
04 Sep - 13 Sep Eastar Jet direct
30 Sep - 16 Oct Eastar Jet direct
30 Sep - 21 Oct Eastar Jet direct
08 Sep - 14 Oct T'way Air direct
30 Sep - 18 Oct Eastar Jet direct
23 Sep - 14 Oct Eastar Jet direct
30 Sep - 11 Oct Eastar Jet direct
08 Sep - 16 Oct T'way Air direct
30 Sep - 01 Oct Eastar Jet direct
29 Sep - 10 Oct T'way Air direct

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

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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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