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USM to RMG: distance & flight time
Ko Samui (Samui Airport) → Rome (Richard B Russell Airport)
9,384 mi
15,103 km · 8,155 nm
18h 52m
estimated nonstop flight time
-11h
time difference · heading north
See live USM→RMG fares Phone-only fares on this route — call free
Flight time details
9,384 miles nonstop takes roughly 18h 52m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- RMG — Richard B Russell Airport · Rome, 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 RMG
- ATL · Hartsfield Jackson Atlanta International Airport65 mi away
- DNN · Dalton Municipal Airport30 mi away
- CHA · Lovell Field47 mi away
- MGE · Dobbins Air Reserve Base47 mi away
Frequently asked questions
How far is USM from RMG?
The flight distance from Ko Samui (USM) to Rome (RMG) is 9,384 miles (15,103 km, 8,155 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to RMG?
A nonstop flight takes about 18h 52m 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 Rome?
Rome is 11 hours behind Ko Samui.
What is the cheapest way to fly from USM to RMG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–RMG that never appear on search engines, with no booking fees.