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BFI to YNZ: distance & flight time
Seattle (Boeing Field King County International Airport) → Yancheng (Yancheng Airport)
5,638 mi
9,073 km · 4,899 nm
11h 31m
estimated nonstop flight time
+15h
time difference · heading northwest
See live BFI→YNZ fares Phone-only fares on this route — call free
Flight time details
5,638 miles nonstop takes roughly 11h 31m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- YNZ — Yancheng Airport · Yancheng, China
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 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
Near YNZ
- YTY · Yangzhou Taizhou Airport66 mi away
- HIA · Lianshui Airport67 mi away
- RUG · Rugao Air Base83 mi away
- CZX · Changzhou Benniu Airport107 mi away
Frequently asked questions
How far is BFI from YNZ?
The flight distance from Seattle (BFI) to Yancheng (YNZ) is 5,638 miles (9,073 km, 4,899 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to YNZ?
A nonstop flight takes about 11h 31m 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 Seattle and Yancheng?
Yancheng is 15 hours ahead of Seattle.
What is the cheapest way to fly from BFI to YNZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–YNZ that never appear on search engines, with no booking fees.