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

Return flights

14 May - 21 May	Philippine Airlines
12 May - 26 May	Korean Air
05 May - 12 May	United	direct
07 May - 18 May	Korean Air
07 May - 18 May	Delta	direct
03 May - 10 May	United	direct
04 May - 11 May	United	direct
12 May - 26 May	ANA	direct
12 May - 19 May	United	direct
11 May - 18 May	United	direct
26 May - 25 Jun	ANA	direct

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

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 May from $632

Return flights