Flights from Seattle to Japan from $ 635*
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1 Passenger, Economy
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today
today
Find United's best fares from Seattle to Japan
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$
Seattle (SEA)to
Tokyo (NRT)01/17/26 - 01/31/26from$Â 651Viewed: 6 hours agoRoundtripEconomySeattle (SEA)to
Tokyo (HND)01/10/26 - 01/17/26from$Â 635Viewed: 23 hours agoRoundtripEconomy
Seattle (SEA)to
Osaka (KIX)02/19/26 - 03/05/26from$Â 651Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Okinawa (OKA)01/24/26 - 02/07/26from$Â 644Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Nagoya (NGO)02/19/26 - 03/05/26from$Â 656Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Fukuoka (FUK)02/28/26 - 03/07/26from$Â 642Viewed: 34 minutes agoRoundtripEconomy
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Business class flights from Seattle to Japan
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flight_land
$
Seattle (SEA)to
Osaka (KIX)
04/29/26 - 05/07/26
Roundtrip
Business
from
$Â 5,103
Viewed: 3 hours ago
Seattle (SEA)to
Okinawa (OKA)
04/14/26 - 04/21/26
Roundtrip
Business
from
$Â 5,603
Viewed: 14 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.