Need help booking?
Unpublished phone-only deals available
DRA to USM: distance & flight time
Mercury (Desert Rock Airport) → Ko Samui (Samui Airport)
8,480 mi
13,647 km · 7,369 nm
17h 6m
estimated nonstop flight time
—
time difference · heading northwest
See live DRA→USM fares Phone-only fares on this route — call free
Flight time details
8,480 miles nonstop takes roughly 17h 6m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DRA — Desert Rock Airport · Mercury, 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 DRA
- INS · Creech Air Force Base20 mi away
- LAS · McCarran International Airport62 mi away
- VGT · North Las Vegas Airport55 mi away
- LSV · Nellis Air Force Base62 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 DRA from USM?
The flight distance from Mercury (DRA) to Ko Samui (USM) is 8,480 miles (13,647 km, 7,369 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DRA to USM?
A nonstop flight takes about 17h 6m 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 cheapest way to fly from DRA to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DRA–USM that never appear on search engines, with no booking fees.