Cheapest one-way flights from Seattle to Tokyo in April from $274

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

One-Way flights

22 Apr Frontier Airlines
20 Apr Frontier Airlines
18 Apr Frontier Airlines
05 Apr Philippine Airlines
25 Apr Frontier Airlines
21 Apr Frontier Airlines
26 Apr Philippine Airlines
07 Apr Cathay Pacific
26 Apr Japan Airlines direct
21 Apr Japan Airlines direct

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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