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ATH to BFI: distance & flight time
Athens (Eleftherios Venizelos International Airport) → Seattle (Boeing Field King County International Airport)
6,176 mi
9,939 km · 5,367 nm
12h 35m
estimated nonstop flight time
-10h
time difference · heading north
See live ATH→BFI fares Phone-only fares on this route — call free
Flight time details
6,176 miles nonstop takes roughly 12h 35m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- ATH — Eleftherios Venizelos International Airport · Athens, Greece
- 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 ATH
- HEW · Athen Helenikon Airport12 mi away
- PKH · Porto Cheli Airport62 mi away
- JSY · Syros Airport65 mi away
- SKU · Skiros Airport77 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 ATH from BFI?
The flight distance from Athens (ATH) to Seattle (BFI) is 6,176 miles (9,939 km, 5,367 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATH to BFI?
A nonstop flight takes about 12h 35m 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 Athens and Seattle?
Seattle is 10 hours behind Athens.
What is the cheapest way to fly from ATH to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATH–BFI that never appear on search engines, with no booking fees.