Need help booking?
Unpublished phone-only deals available
KSO to PHL: distance & flight time
Kastoria (Kastoria National Airport) → Philadelphia (Philadelphia International Airport)
4,805 mi
7,733 km · 4,175 nm
9h 53m
estimated nonstop flight time
-7h
time difference · heading northwest
See live KSO→PHL fares Phone-only fares on this route — call free
Flight time details
4,805 miles nonstop takes roughly 9h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- PHL — Philadelphia International Airport · Philadelphia, 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 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
Near PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is KSO from PHL?
The flight distance from Kastoria (KSO) to Philadelphia (PHL) is 4,805 miles (7,733 km, 4,175 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to PHL?
A nonstop flight takes about 9h 53m 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 Kastoria and Philadelphia?
Philadelphia is 7 hours behind Kastoria.
What is the cheapest way to fly from KSO to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–PHL that never appear on search engines, with no booking fees.