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BFI to JSY: distance & flight time
Seattle (Boeing Field King County International Airport) → Syros Island (Syros Airport)
6,229 mi
10,025 km · 5,413 nm
12h 41m
estimated nonstop flight time
+10h
time difference · heading northeast
See live BFI→JSY fares Phone-only fares on this route — call free
Flight time details
6,229 miles nonstop takes roughly 12h 41m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- JSY — Syros Airport · Syros Island, Greece
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 JSY
- JMK · Mikonos Airport22 mi away
- PAS · Paros National Airport29 mi away
- JNX · Naxos Airport33 mi away
- MLO · Milos Airport57 mi away
Frequently asked questions
How far is BFI from JSY?
The flight distance from Seattle (BFI) to Syros Island (JSY) is 6,229 miles (10,025 km, 5,413 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to JSY?
A nonstop flight takes about 12h 41m 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 Syros Island?
Syros Island is 10 hours ahead of Seattle.
What is the cheapest way to fly from BFI to JSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–JSY that never appear on search engines, with no booking fees.