Cheapest one-way flights from Seattle to Tokyo in April from $316

AirHint found the following cheapest one-way flights from Seattle (SEA) to Tokyo (HND) in April 2026 (see full year).

One-Way flights

12 Apr Philippine Airlines
13 Apr Asiana Airlines
15 Apr Asiana Airlines
20 Apr Asiana Airlines
07 Apr Asiana Airlines
10 Apr Asiana Airlines
06 Apr Cathay Pacific
20 Apr ANA direct
11 Apr American Airlines
09 Apr Philippine Airlines

Also check the deals for return flights from Seattle to Tokyo in April.

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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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