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KSO to OPO: distance & flight time
Kastoria (Kastoria National Airport) → Porto (Francisco de Sá Carneiro Airport)
1,559 mi
2,509 km · 1,355 nm
3h 31m
estimated nonstop flight time
-2h
time difference · heading west
See live KSO→OPO fares Phone-only fares on this route — call free
Flight time details
1,559 miles nonstop takes roughly 3h 31m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
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 OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
Frequently asked questions
How far is KSO from OPO?
The flight distance from Kastoria (KSO) to Porto (OPO) is 1,559 miles (2,509 km, 1,355 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to OPO?
A nonstop flight takes about 3h 31m 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 Porto?
Porto is 2 hours behind Kastoria.
What is the cheapest way to fly from KSO to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–OPO that never appear on search engines, with no booking fees.