Need help booking?
Unpublished phone-only deals available
KOS to YSH: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Smiths Falls (Smiths Falls-Montague (Russ Beach) Airport)
8,600 mi
13,841 km · 7,473 nm
17h 20m
estimated nonstop flight time
—
time difference · heading north
See live KOS→YSH fares Phone-only fares on this route — call free
Flight time details
8,600 miles nonstop takes roughly 17h 20m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- YSH — Smiths Falls-Montague (Russ Beach) Airport · Smiths Falls, Canada
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 YSH
- YOW · Ottawa Macdonald-Cartier International Airport29 mi away
- OGS · Ogdensburg International Airport30 mi away
- YRO · Ottawa / Rockcliffe Airport38 mi away
- YND · Ottawa / Gatineau Airport44 mi away
Frequently asked questions
How far is KOS from YSH?
The flight distance from Sihanoukville (KOS) to Smiths Falls (YSH) is 8,600 miles (13,841 km, 7,473 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to YSH?
A nonstop flight takes about 17h 20m 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 cheapest way to fly from KOS to YSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–YSH that never appear on search engines, with no booking fees.