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KSO to SWU: distance & flight time
Kastoria (Kastoria National Airport) → Suwon (Suwon Airport)
5,306 mi
8,540 km · 4,611 nm
10h 52m
estimated nonstop flight time
+7h
time difference · heading northeast
See live KSO→SWU fares Phone-only fares on this route — call free
Flight time details
5,306 miles nonstop takes roughly 10h 52m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- SWU — Suwon Airport · Suwon, South Korea
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 SWU
- ICN · Incheon International Airport34 mi away
- OSN · Osan Air Base10 mi away
- SSN · Seoul Air Base (K-16)15 mi away
- GMP · Gimpo International Airport25 mi away
Frequently asked questions
How far is KSO from SWU?
The flight distance from Kastoria (KSO) to Suwon (SWU) is 5,306 miles (8,540 km, 4,611 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to SWU?
A nonstop flight takes about 10h 52m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from KSO to SWU?
Nonstop service on KSO–SWU depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 52m nonstop estimate.
What is the time difference between Kastoria and Suwon?
Suwon is 7 hours ahead of Kastoria.
What is the cheapest way to fly from KSO to SWU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–SWU that never appear on search engines, with no booking fees.
Why are some KSO to SWU fares phone-only?
Consolidator contracts let us sell certain KSO–SWU tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.