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USM to HRO: distance & flight time
Ko Samui (Samui Airport) → Harrison (Boone County Airport)
9,157 mi
14,737 km · 7,957 nm
18h 25m
estimated nonstop flight time
-12h
time difference · heading north
See live USM→HRO fares Phone-only fares on this route — call free
Flight time details
9,157 miles nonstop takes roughly 18h 25m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- HRO — Boone County Airport · Harrison, 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 HRO
- BKG · Branson Airport19 mi away
- FLP · Marion County Regional Airport32 mi away
- WMH · Ozark Regional Airport39 mi away
- FYV · Drake Field59 mi away
Frequently asked questions
How far is USM from HRO?
The flight distance from Ko Samui (USM) to Harrison (HRO) is 9,157 miles (14,737 km, 7,957 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to HRO?
A nonstop flight takes about 18h 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 Harrison?
Harrison is 12 hours behind Ko Samui.
What is the cheapest way to fly from USM to HRO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–HRO that never appear on search engines, with no booking fees.