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KOS to BLT: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Blackwater (Blackwater Airport)
3,858 mi
6,209 km · 3,353 nm
8h 2m
estimated nonstop flight time
+3h
time difference · heading southeast
See live KOS→BLT fares Phone-only fares on this route — call free
Flight time details
3,858 miles nonstop takes roughly 8h 2m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- BLT — Blackwater Airport · Blackwater, Australia
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 BLT
- EMD · Emerald Airport40 mi away
- DYA · Dysart Airport73 mi away
- CMQ · Clermont Airport95 mi away
- ROK · Rockhampton Airport107 mi away
Frequently asked questions
How far is KOS from BLT?
The flight distance from Sihanoukville (KOS) to Blackwater (BLT) is 3,858 miles (6,209 km, 3,353 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to BLT?
A nonstop flight takes about 8h 2m 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 Blackwater?
Blackwater is 3 hours ahead of Sihanoukville.
What is the cheapest way to fly from KOS to BLT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–BLT that never appear on search engines, with no booking fees.