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UYN to BFI: distance & flight time
Yulin (Yulin Yuyang Airport) → Seattle (Boeing Field King County International Airport)
5,698 mi
9,170 km · 4,952 nm
11h 38m
estimated nonstop flight time
-15h
time difference · heading northeast
See live UYN→BFI fares Phone-only fares on this route — call free
Flight time details
5,698 miles nonstop takes roughly 11h 38m 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
- UYN — Yulin Yuyang Airport · Yulin, 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 UYN
- DSN · Ordos Ejin Horo Airport79 mi away
- LLV · Lüliang Airport97 mi away
- ENY · Yan'an Ershilipu Airport119 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 UYN from BFI?
The flight distance from Yulin (UYN) to Seattle (BFI) is 5,698 miles (9,170 km, 4,952 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UYN to BFI?
A nonstop flight takes about 11h 38m 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 Yulin and Seattle?
Seattle is 15 hours behind Yulin.
What is the cheapest way to fly from UYN to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UYN–BFI that never appear on search engines, with no booking fees.