Cheapest one-way flights from Seattle to Tokyo in April from $311

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

One-Way flights

05 Apr Philippine Airlines
21 Apr Philippine Airlines
12 Apr Philippine Airlines
20 Apr Asiana Airlines
07 Apr Asiana Airlines
15 Apr Asiana Airlines
08 Apr Air Canada
10 Apr Asiana Airlines
29 Apr Air Canada
06 Apr Air Canada

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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