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CZX to BFI: distance & flight time
Changzhou (Changzhou Benniu Airport) → Seattle (Boeing Field King County International Airport)
5,736 mi
9,230 km · 4,984 nm
11h 43m
estimated nonstop flight time
-15h
time difference · heading northeast
See live CZX→BFI fares Phone-only fares on this route — call free
Flight time details
5,736 miles nonstop takes roughly 11h 43m 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
- CZX — Changzhou Benniu Airport · Changzhou, China
- BFI — Boeing Field King County 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 CZX
- YTY · Yangzhou Taizhou Airport45 mi away
- WUX · Sunan Shuofang International Airport48 mi away
- RUG · Rugao Air Base48 mi away
- NKG · Nanjing Lukou Airport55 mi away
Near BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is CZX from BFI?
The flight distance from Changzhou (CZX) to Seattle (BFI) is 5,736 miles (9,230 km, 4,984 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CZX to BFI?
A nonstop flight takes about 11h 43m 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 Changzhou and Seattle?
Seattle is 15 hours behind Changzhou.
What is the cheapest way to fly from CZX to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CZX–BFI that never appear on search engines, with no booking fees.