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KOQ to BFI: distance & flight time
Koethen (Köthen Airport) → Seattle (Boeing Field King County International Airport)
5,065 mi
8,152 km · 4,402 nm
10h 24m
estimated nonstop flight time
-9h
time difference · heading northwest
See live KOQ→BFI fares Phone-only fares on this route — call free
Flight time details
5,065 miles nonstop takes roughly 10h 24m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- KOQ — Köthen Airport · Koethen, Germany
- 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 KOQ
- LEJ · Leipzig/Halle Airport24 mi away
- CSO · Cochstedt Airport25 mi away
- ZMG · Magdeburg "City" Airport28 mi away
- AOC · Altenburg-Nobitz Airport56 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 KOQ from BFI?
The flight distance from Koethen (KOQ) to Seattle (BFI) is 5,065 miles (8,152 km, 4,402 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOQ to BFI?
A nonstop flight takes about 10h 24m 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 Koethen and Seattle?
Seattle is 9 hours behind Koethen.
What is the cheapest way to fly from KOQ to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOQ–BFI that never appear on search engines, with no booking fees.