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

Return flights

20 Feb - 01 Mar	Philippine Airlines
20 Feb - 27 Feb	Philippine Airlines
11 Feb - 15 Feb	Philippine Airlines
12 Feb - 27 Feb	Philippine Airlines
19 Feb - 27 Feb	Philippine Airlines
18 Feb - 22 Feb	United
05 Feb - 20 Feb	United
21 Feb - 27 Feb	United
23 Feb - 26 Feb	United
19 Feb - 23 Feb	United
06 Feb - 20 Feb	United
25 Feb - 07 Mar	United
19 Feb - 02 Mar	United
26 Feb - 10 Mar	United
13 Feb - 03 Mar	Delta	direct
20 Feb - 01 Mar	Delta	direct
13 Feb - 01 Mar	United
13 Feb - 01 Mar	Delta	direct
13 Feb - 02 Mar	Delta	direct
19 Feb - 02 Mar	Delta	direct

Also check the deals for one-way flights from Taipei to Seattle in February.

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 February from $642

Return flights