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BFI to EFL: distance & flight time
Seattle (Boeing Field King County International Airport) → Keffallinia (Kefallinia Airport)
6,091 mi
9,802 km · 5,293 nm
12h 25m
estimated nonstop flight time
+10h
time difference · heading northeast
See live BFI→EFL fares Phone-only fares on this route — call free
Flight time details
6,091 miles nonstop takes roughly 12h 25m 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
- EFL — Kefallinia Airport · Keffallinia, 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 EFL
- ZTH · Zakynthos International Airport "Dionysios Solomos"33 mi away
- PYR · Andravida Air Base45 mi away
- GPA · Araxos Airport50 mi away
- AGQ · Agrinion Air Base57 mi away
Frequently asked questions
How far is BFI from EFL?
The flight distance from Seattle (BFI) to Keffallinia (EFL) is 6,091 miles (9,802 km, 5,293 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to EFL?
A nonstop flight takes about 12h 25m 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 Keffallinia?
Keffallinia is 10 hours ahead of Seattle.
What is the cheapest way to fly from BFI to EFL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–EFL that never appear on search engines, with no booking fees.