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TTD to KOS: distance & flight time
Troutdale (Portland Troutdale Airport) → Sihanoukville (Sihanoukville International Airport)
7,620 mi
12,264 km · 6,622 nm
15h 25m
estimated nonstop flight time
+14h
time difference · heading northwest
See live TTD→KOS fares Phone-only fares on this route — call free
Flight time details
7,620 miles nonstop takes roughly 15h 25m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- TTD — Portland Troutdale Airport · Troutdale, 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 TTD
- PDX · Portland International Airport10 mi away
- HIO · Portland Hillsboro Airport27 mi away
- KLS · Southwest Washington Regional Airport46 mi away
- SLE · Salem Municipal Airport/McNary Field53 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 TTD from KOS?
The flight distance from Troutdale (TTD) to Sihanoukville (KOS) is 7,620 miles (12,264 km, 6,622 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTD to KOS?
A nonstop flight takes about 15h 25m 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 Troutdale and Sihanoukville?
Sihanoukville is 14 hours ahead of Troutdale.
What is the cheapest way to fly from TTD to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTD–KOS that never appear on search engines, with no booking fees.