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THS to KOS: distance & flight time
Sukhothai (Sukhothai Airport) → Sihanoukville (Sihanoukville International Airport)
526 mi
847 km · 457 nm
1h 37m
estimated nonstop flight time
Same time
time difference · heading southeast
See live THS→KOS fares Phone-only fares on this route — call free
Flight time details
526 miles nonstop takes roughly 1h 37m gate to gate, flying southeast. 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
- THS — Sukhothai Airport · Sukhothai, Thailand
- 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 THS
- PHS · Phitsanulok Airport44 mi away
- TKT · Tak Airport44 mi away
- PRH · Phrae Airport66 mi away
- LPT · Lampang Airport74 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 THS from KOS?
The flight distance from Sukhothai (THS) to Sihanoukville (KOS) is 526 miles (847 km, 457 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THS to KOS?
A nonstop flight takes about 1h 37m 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 THS to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THS–KOS that never appear on search engines, with no booking fees.