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YNZ to SEA: distance & flight time
Yancheng (Yancheng Airport) → Seattle (Seattle Tacoma International Airport)
5,641 mi
9,079 km · 4,902 nm
11h 32m
estimated nonstop flight time
-15h
time difference · heading northeast
See live YNZ→SEA fares Phone-only fares on this route — call free
Flight time details
5,641 miles nonstop takes roughly 11h 32m 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
- YNZ — Yancheng Airport · Yancheng, China
- 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 YNZ
- YTY · Yangzhou Taizhou Airport66 mi away
- HIA · Lianshui Airport67 mi away
- RUG · Rugao Air Base83 mi away
- CZX · Changzhou Benniu Airport107 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 YNZ from SEA?
The flight distance from Yancheng (YNZ) to Seattle (SEA) is 5,641 miles (9,079 km, 4,902 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YNZ to SEA?
A nonstop flight takes about 11h 32m 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 Yancheng and Seattle?
Seattle is 15 hours behind Yancheng.
What is the cheapest way to fly from YNZ to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YNZ–SEA that never appear on search engines, with no booking fees.