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

Return flights

08 Apr - 15 Apr	Air Canada
07 Apr - 14 Apr	Air Canada
28 Apr - 08 May	Korean Air
07 Apr - 22 Apr	Asiana Airlines
01 Apr - 14 Apr	Air Canada
19 Apr - 30 Apr	Philippine Airlines
29 Apr - 08 May	Air Canada
15 Apr - 24 Apr	Asiana Airlines
06 Apr - 18 Apr	Asiana Airlines
18 Apr - 25 Apr	Asiana Airlines
03 Apr - 13 Apr	Air Canada
11 Apr - 18 Apr	Asiana Airlines
11 Apr - 02 May	Korean Air
28 Apr - 08 May	Japan Airlines	direct
29 Apr - 08 May	Japan Airlines	direct
11 Apr - 02 May	Japan 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 576€

Return flights