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

Return flights

09 Apr - 23 Apr	Asiana Airlines
08 Apr - 22 Apr	Asiana Airlines
19 Apr - 26 Apr	Asiana Airlines
08 Apr - 18 Apr	Asiana Airlines
06 Apr - 18 Apr	Asiana Airlines
10 Apr - 17 Apr	Asiana Airlines
15 Apr - 05 May	Hawaiian Airlines	direct
15 Apr - 05 May	ANA
04 Apr - 26 Apr	Asiana Airlines
04 Apr - 02 May	ANA
19 Apr - 26 Apr	Alaska Airlines	direct
10 Apr - 17 Apr	Hawaiian Airlines	direct
06 Apr - 18 Apr	Hawaiian Airlines	direct

Also check the deals for one-way flights from Seattle to Tokyo in April.

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 Seattle to Tokyo in April from $716

Return flights