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KOS to UKB: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Kobe (Kobe Airport)
2,591 mi
4,170 km · 2,252 nm
5h 33m
estimated nonstop flight time
+2h
time difference · heading northeast
See live KOS→UKB fares Phone-only fares on this route — call free
Flight time details
2,591 miles nonstop takes roughly 5h 33m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- UKB — Kobe Airport · Kobe, Japan
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 KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Near UKB
- KIX · Kansai International Airport14 mi away
- ITM · Osaka International Airport16 mi away
- TKS · Tokushima Airport/JMSDF Air Base49 mi away
- TJH · Tajima Airport66 mi away
Frequently asked questions
How far is KOS from UKB?
The flight distance from Sihanoukville (KOS) to Kobe (UKB) is 2,591 miles (4,170 km, 2,252 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to UKB?
A nonstop flight takes about 5h 33m 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 Sihanoukville and Kobe?
Kobe is 2 hours ahead of Sihanoukville.
What is the cheapest way to fly from KOS to UKB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–UKB that never appear on search engines, with no booking fees.