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USM to SNY: distance & flight time
Ko Samui (Samui Airport) → Sidney (Sidney Municipal-Lloyd W Carr Field)
8,642 mi
13,909 km · 7,510 nm
17h 25m
estimated nonstop flight time
-13h
time difference · heading north
See live USM→SNY fares Phone-only fares on this route — call free
Flight time details
8,642 miles nonstop takes roughly 17h 25m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- SNY — Sidney Municipal-Lloyd W Carr Field · Sidney, United States
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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near SNY
- STK · Sterling Municipal Airport37 mi away
- BFF · Western Neb. Rgnl/William B. Heilig Airport62 mi away
- AKO · Colorado Plains Regional Airport65 mi away
- AIA · Alliance Municipal Airport66 mi away
Frequently asked questions
How far is USM from SNY?
The flight distance from Ko Samui (USM) to Sidney (SNY) is 8,642 miles (13,909 km, 7,510 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to SNY?
A nonstop flight takes about 17h 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 Ko Samui and Sidney?
Sidney is 13 hours behind Ko Samui.
What is the cheapest way to fly from USM to SNY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–SNY that never appear on search engines, with no booking fees.