AirHint found the following cheapest return flights from Taipei (TPE) to Seattle (SEA) in April 2026 (see full year).

Return flights

09 Apr - 16 Apr	United
10 Apr - 15 Apr	United
14 Apr - 23 Apr	United
21 Apr - 29 Apr	United
16 Apr - 02 May	United
16 Apr - 04 May	United
09 Apr - 16 Apr	STARLUX Airlines	direct
10 Apr - 15 Apr	STARLUX Airlines	direct
14 Apr - 23 Apr	STARLUX Airlines	direct
21 Apr - 29 Apr	STARLUX Airlines	direct
16 Apr - 02 May	STARLUX Airlines	direct
16 Apr - 04 May	STARLUX Airlines	direct
13 Apr - 15 May	Delta
02 Apr - 06 Apr	Delta	direct

Also check the deals for one-way flights from Taipei to Seattle 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 Taipei to Seattle in April from 625€

Return flights