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TTN to USM: distance & flight time
Trenton (Trenton Mercer Airport) → Ko Samui (Samui Airport)
8,979 mi
14,450 km · 7,802 nm
18h 4m
estimated nonstop flight time
+11h
time difference · heading north
See live TTN→USM fares Phone-only fares on this route — call free
Flight time details
8,979 miles nonstop takes roughly 18h 4m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- TTN — Trenton Mercer Airport · Trenton, United States
- USM — Samui Airport · Ko Samui, Thailand
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 TTN
- PHL · Philadelphia International Airport36 mi away
- EWR · Newark Liberty International Airport44 mi away
- PNE · Northeast Philadelphia Airport17 mi away
- DYL · Doylestown Airport17 mi away
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
Frequently asked questions
How far is TTN from USM?
The flight distance from Trenton (TTN) to Ko Samui (USM) is 8,979 miles (14,450 km, 7,802 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTN to USM?
A nonstop flight takes about 18h 4m 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 Trenton and Ko Samui?
Ko Samui is 11 hours ahead of Trenton.
What is the cheapest way to fly from TTN to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTN–USM that never appear on search engines, with no booking fees.