Cheapest one-way flights from Hong Kong to Seattle in September from 316€

AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Seattle (SEA) in September 2026 (see full year).

One-Way flights

03 Sep Philippine Airlines
17 Sep Philippine Airlines
16 Sep Philippine Airlines
03 Sep Cathay Pacific direct
17 Sep Cathay Pacific direct
16 Sep Cathay Pacific direct

Also check the deals for return flights from Hong Kong to Seattle 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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