Need help booking?
Unpublished phone-only deals available
LLF to BFI: distance & flight time
Yongzhou (Lingling Airport) → Seattle (Boeing Field King County International Airport)
6,334 mi
10,193 km · 5,504 nm
12h 53m
estimated nonstop flight time
-15h
time difference · heading northeast
See live LLF→BFI fares Phone-only fares on this route — call free
Flight time details
6,334 miles nonstop takes roughly 12h 53m 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
- LLF — Lingling Airport · Yongzhou, 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 LLF
- WGN · Shaoyang Wugang Airport68 mi away
- HNY · Hengyang Nanyue Airport74 mi away
- KWL · Guilin Liangjiang International Airport125 mi away
- HJJ · Zhijiang Airport140 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 LLF from BFI?
The flight distance from Yongzhou (LLF) to Seattle (BFI) is 6,334 miles (10,193 km, 5,504 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LLF to BFI?
A nonstop flight takes about 12h 53m 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 Yongzhou and Seattle?
Seattle is 15 hours behind Yongzhou.
What is the cheapest way to fly from LLF to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LLF–BFI that never appear on search engines, with no booking fees.