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KSO to UBP: distance & flight time
Kastoria (Kastoria National Airport) → Ubon Ratchathani (Ubon Ratchathani Airport)
5,207 mi
8,380 km · 4,525 nm
10h 41m
estimated nonstop flight time
+4h
time difference · heading east
See live KSO→UBP fares Phone-only fares on this route — call free
Flight time details
5,207 miles nonstop takes roughly 10h 41m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- UBP — Ubon Ratchathani Airport · Ubon Ratchathani, Thailand
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 UBP
- PKZ · Pakse International Airport61 mi away
- ZVK · Savannakhet Airport90 mi away
- ROI · Roi Et Airport94 mi away
- PXR · Surin Airport95 mi away
Frequently asked questions
How far is KSO from UBP?
The flight distance from Kastoria (KSO) to Ubon Ratchathani (UBP) is 5,207 miles (8,380 km, 4,525 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to UBP?
A nonstop flight takes about 10h 41m 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 Ubon Ratchathani?
Ubon Ratchathani is 4 hours ahead of Kastoria.
What is the cheapest way to fly from KSO to UBP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–UBP that never appear on search engines, with no booking fees.