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GCN to USM: distance & flight time
Grand Canyon (Grand Canyon National Park Airport) → Ko Samui (Samui Airport)
8,658 mi
13,934 km · 7,524 nm
17h 27m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GCN→USM fares Phone-only fares on this route — call free
Flight time details
8,658 miles nonstop takes roughly 17h 27m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GCN — Grand Canyon National Park Airport · Grand Canyon, 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 GCN
- FLG · Flagstaff Pulliam Airport62 mi away
- PGA · Page Municipal Airport78 mi away
- SDX · Sedona Airport79 mi away
- PRC · Ernest A. Love Field91 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 GCN from USM?
The flight distance from Grand Canyon (GCN) to Ko Samui (USM) is 8,658 miles (13,934 km, 7,524 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCN to USM?
A nonstop flight takes about 17h 27m 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 Grand Canyon and Ko Samui?
Ko Samui is 14 hours ahead of Grand Canyon.
What is the cheapest way to fly from GCN to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCN–USM that never appear on search engines, with no booking fees.