AirHint found the following cheapest return flights from Seoul (GMP) to Taipei (TSA) in April 2026 (see full year).

Return flights

20 Apr - 23 Apr	China Airlines	direct
24 Apr - 25 Apr	EVA Air	direct
03 Apr - 08 Apr	EVA Air	direct
14 Apr - 18 Apr	EVA Air	direct
18 Apr - 21 Apr	EVA Air	direct
03 Apr - 06 Apr	EVA Air	direct
06 Apr - 22 May	ANA
23 Apr - 25 Apr	ANA
30 Apr - 05 May	ANA
06 Apr - 01 May	ANA

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

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 Seoul to Taipei in April from $245

Return flights