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KOS to YEC: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Yechon (Yecheon Airbase)
2,369 mi
3,813 km · 2,059 nm
5h 7m
estimated nonstop flight time
+2h
time difference · heading northeast
See live KOS→YEC fares Phone-only fares on this route — call free
Flight time details
2,369 miles nonstop takes roughly 5h 7m 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
- YEC — Yecheon Airbase · Yechon, 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 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 YEC
Frequently asked questions
How far is KOS from YEC?
The flight distance from Sihanoukville (KOS) to Yechon (YEC) is 2,369 miles (3,813 km, 2,059 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to YEC?
A nonstop flight takes about 5h 7m 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 YEC?
Nonstop service on KOS–YEC 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 5h 7m nonstop estimate.
What is the time difference between Sihanoukville and Yechon?
Yechon is 2 hours ahead of Sihanoukville.
What is the cheapest way to fly from KOS to YEC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–YEC that never appear on search engines, with no booking fees.
Why are some KOS to YEC fares phone-only?
Consolidator contracts let us sell certain KOS–YEC 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.