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HSZ to SEA: distance & flight time
Hsinchu (Hsinchu Air Base) → Seattle (Seattle Tacoma International Airport)
6,088 mi
9,798 km · 5,290 nm
12h 24m
estimated nonstop flight time
-15h
time difference · heading northeast
See live HSZ→SEA fares Phone-only fares on this route — call free
Flight time details
6,088 miles nonstop takes roughly 12h 24m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- HSZ — Hsinchu Air Base · Hsinchu, Taiwan
- SEA — Seattle Tacoma International Airport · Seattle, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near HSZ
- TPE · Taiwan Taoyuan International Airport26 mi away
- TSA · Taipei Songshan Airport42 mi away
- RMQ · Taichung Ching Chuang Kang Airport43 mi away
- TXG · Taichung Airport47 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is HSZ from SEA?
The flight distance from Hsinchu (HSZ) to Seattle (SEA) is 6,088 miles (9,798 km, 5,290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HSZ to SEA?
A nonstop flight takes about 12h 24m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Hsinchu and Seattle?
Seattle is 15 hours behind Hsinchu.
What is the cheapest way to fly from HSZ to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HSZ–SEA that never appear on search engines, with no booking fees.