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ONP to KSO: distance & flight time
Newport (Newport Municipal Airport) → Kastoria (Kastoria National Airport)
6,181 mi
9,947 km · 5,371 nm
12h 35m
estimated nonstop flight time
+10h
time difference · heading northeast
See live ONP→KSO fares Phone-only fares on this route — call free
Flight time details
6,181 miles nonstop takes roughly 12h 35m 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
- ONP — Newport Municipal Airport · Newport, United States
- KSO — Kastoria National Airport · Kastoria, 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 ONP
- CVO · Corvallis Municipal Airport38 mi away
- EUG · Mahlon Sweet Field52 mi away
- SLE · Salem Municipal Airport/McNary Field57 mi away
- OTK · Tillamook Airport59 mi away
Near KSO
- KZI · Filippos Airport31 mi away
- IOA · Ioannina Airport57 mi away
- OHD · Ohrid St. Paul the Apostle Airport58 mi away
- LRA · Larisa Airport83 mi away
Frequently asked questions
How far is ONP from KSO?
The flight distance from Newport (ONP) to Kastoria (KSO) is 6,181 miles (9,947 km, 5,371 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONP to KSO?
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 Newport and Kastoria?
Kastoria is 10 hours ahead of Newport.
What is the cheapest way to fly from ONP to KSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONP–KSO that never appear on search engines, with no booking fees.