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KLS to EFL: distance & flight time
Kelso (Southwest Washington Regional Airport) → Keffallinia (Kefallinia Airport)
6,190 mi
9,962 km · 5,379 nm
12h 36m
estimated nonstop flight time
+10h
time difference · heading northeast
See live KLS→EFL fares Phone-only fares on this route — call free
Flight time details
6,190 miles nonstop takes roughly 12h 36m 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
- KLS — Southwest Washington Regional Airport · Kelso, 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 KLS
- PDX · Portland International Airport39 mi away
- CLS · Chehalis Centralia Airport39 mi away
- HIO · Portland Hillsboro Airport40 mi away
- TTD · Portland Troutdale Airport46 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 KLS from EFL?
The flight distance from Kelso (KLS) to Keffallinia (EFL) is 6,190 miles (9,962 km, 5,379 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to EFL?
A nonstop flight takes about 12h 36m 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 Kelso and Keffallinia?
Keffallinia is 10 hours ahead of Kelso.
What is the cheapest way to fly from KLS to EFL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–EFL that never appear on search engines, with no booking fees.