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Flights from Sendai to Seattle
There are no direct flights from Sendai to Seattle. The fastest way is one stop via Seoul, about 16h 03m door to door (2 connections a week on current schedules).
No direct flights · 1 connection option From 16h 03m
Sendai to Seattle at a glance
Fastest journey16h 03mVia Seoul, on current schedules
Nonstop flightsNoneConnect via Seoul
Best ways to fly from Sendai to Seattle
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
SDJ Seoul (ICN) SEA
Leg 1: Asiana Airlines · Leg 2: Alaska Airlines, Asiana Airlines, Delta Air Lines
Sun13:00 SDJ15:09 ICN4h 06m connection19:15 ICN13:03 SEAAsiana Airlines + Delta Air Lines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 7,422 km4,609 miles
- Journey time
- 16h 03mon current schedules
- Time difference
- -17hSeattle vs Sendai
- Currency in Seattle
- USD
- Airports
- SDJ → SEA, BFI
Flights from Sendai to Seattle: questions answered
Are there direct flights from Sendai to Seattle?
No. There is no nonstop service, so you will connect, most easily in Seoul. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Sendai to Seattle?
With one connection the journey usually takes around 16h 03m, depending on the layover. The straight-line distance is 7,422 km.
Where do you change planes between Sendai and Seattle?
The best connecting points are Seoul (ICN). Asiana Airlines flies both legs via Seoul, so you can book it as one ticket.
Which airports serve Sendai and Seattle?
Sendai: Sendai Airport (SDJ). Seattle: Seattle–Tacoma International Airport (SEA) and King County International Airport - Boeing Field (BFI).
What is the time difference between Sendai and Seattle?
Seattle is 17 hours behind Sendai.





