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

Return flights

03 May - 12 May	ANA	direct
03 May - 15 May	ANA	direct
04 May - 20 May	ANA	direct
06 May - 17 May	Cathay Pacific
06 May - 20 May	Cathay Pacific
06 May - 13 May	Cathay Pacific
05 May - 19 May	Cathay Pacific
06 May - 18 May	Cathay Pacific
05 May - 15 May	ANA
12 May - 22 May	Korean Air
18 May - 02 Jun	ANA
14 May - 01 Jun	Philippine Airlines
21 May - 02 Jun	ANA	direct
31 May - 23 Jun	ANA	direct
28 May - 10 Jun	Delta	direct
31 May - 21 Jun	ANA	direct
29 May - 30 Jun	ANA	direct
27 May - 10 Jun	Alaska Airlines
14 May - 01 Jun	ANA	direct
26 May - 02 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 $682

Return flights