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ECA to KOS: distance & flight time
East Tawas (Iosco County Airport) → Sihanoukville (Sihanoukville International Airport)
8,618 mi
13,870 km · 7,489 nm
17h 22m
estimated nonstop flight time
+11h
time difference · heading north
See live ECA→KOS fares Phone-only fares on this route — call free
Flight time details
8,618 miles nonstop takes roughly 17h 22m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- ECA — Iosco County Airport · East Tawas, United States
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
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 ECA
- OSC · Oscoda Wurtsmith Airport10 mi away
- APN · Alpena County Regional Airport53 mi away
- GDW · Gladwin Zettel Memorial Airport57 mi away
- HTL · Roscommon County - Blodgett Memorial Airport62 mi away
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
Frequently asked questions
How far is ECA from KOS?
The flight distance from East Tawas (ECA) to Sihanoukville (KOS) is 8,618 miles (13,870 km, 7,489 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ECA to KOS?
A nonstop flight takes about 17h 22m 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 East Tawas and Sihanoukville?
Sihanoukville is 11 hours ahead of East Tawas.
What is the cheapest way to fly from ECA to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ECA–KOS that never appear on search engines, with no booking fees.