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KOS to ONQ: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Zonguldak (Zonguldak Airport)
4,783 mi
7,698 km · 4,156 nm
9h 51m
estimated nonstop flight time
-4h
time difference · heading northwest
See live KOS→ONQ fares Phone-only fares on this route — call free
Flight time details
4,783 miles nonstop takes roughly 9h 51m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- ONQ — Zonguldak Airport · Zonguldak, Turkey
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 ONQ
- KFS · Kastamonu Airport89 mi away
- ESB · Esenboğa International Airport106 mi away
- ANK · Etimesgut Air Base112 mi away
- KCO · Cengiz Topel Airport117 mi away
Frequently asked questions
How far is KOS from ONQ?
The flight distance from Sihanoukville (KOS) to Zonguldak (ONQ) is 4,783 miles (7,698 km, 4,156 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to ONQ?
A nonstop flight takes about 9h 51m 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 KOS to ONQ?
Nonstop service on KOS–ONQ 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 9h 51m nonstop estimate.
What is the time difference between Sihanoukville and Zonguldak?
Zonguldak is 4 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to ONQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–ONQ that never appear on search engines, with no booking fees.
Why are some KOS to ONQ fares phone-only?
Consolidator contracts let us sell certain KOS–ONQ 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.