AirHint found the following cheapest return flights from Seattle (SEA) to Tokyo (HND) in July 2025 (see full year).

Return flights

14 Jul - 22 Jul	Asiana Airlines
25 Jul - 16 Aug	Asiana Airlines
14 Jul - 21 Jul	Asiana Airlines
09 Jul - 22 Jul	Asiana Airlines
30 Jul - 06 Aug	ANA
16 Jul - 15 Aug	ANA
14 Jul - 22 Jul	ANA	direct
30 Jul - 15 Aug	ANA	direct
15 Jul - 14 Aug	ANA	direct
16 Jul - 15 Aug	ANA	direct
24 Jul - 31 Jul	Asiana Airlines
14 Jul - 27 Jul	ANA
21 Jul - 03 Aug	Korean Air
08 Jul - 15 Jul	Asiana Airlines
08 Jul - 16 Jul	Asiana Airlines
08 Jul - 15 Jul	ANA	direct
08 Jul - 16 Jul	ANA	direct
31 Jul - 14 Aug	Asiana Airlines
26 Jul - 03 Aug	Alaska Airlines
31 Jul - 13 Aug	Delta	direct

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

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 July from $794

Return flights