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USM to PHX: distance & flight time
Ko Samui (Samui Airport) → Phoenix (Phoenix Sky Harbor International Airport)
8,795 mi
14,155 km · 7,643 nm
17h 43m
estimated nonstop flight time
-14h
time difference · heading northeast
See live USM→PHX fares Phone-only fares on this route — call free
Flight time details
8,795 miles nonstop takes roughly 17h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- PHX — Phoenix Sky Harbor International Airport · Phoenix, 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 PHX
- SCF · Scottsdale Airport14 mi away
- MSC · Falcon Field16 mi away
- DVT · Phoenix Deer Valley Airport18 mi away
- GYR · Phoenix Goodyear Airport21 mi away
Frequently asked questions
How far is USM from PHX?
The flight distance from Ko Samui (USM) to Phoenix (PHX) is 8,795 miles (14,155 km, 7,643 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to PHX?
A nonstop flight takes about 17h 43m 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 Phoenix?
Phoenix is 14 hours behind Ko Samui.
What is the cheapest way to fly from USM to PHX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–PHX that never appear on search engines, with no booking fees.