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COE to USM: distance & flight time
Coeur d'Alene (Coeur D'Alene - Pappy Boyington Field) → Ko Samui (Samui Airport)
7,879 mi
12,680 km · 6,847 nm
15h 55m
estimated nonstop flight time
+14h
time difference · heading northwest
See live COE→USM fares Phone-only fares on this route — call free
Flight time details
7,879 miles nonstop takes roughly 15h 55m 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
- COE — Coeur D'Alene - Pappy Boyington Field · Coeur d'Alene, 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 COE
- SFF · Felts Field24 mi away
- GEG · Spokane International Airport35 mi away
- SKA · Fairchild Air Force Base40 mi away
- PUW · Pullman Moscow Regional Airport72 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 COE from USM?
The flight distance from Coeur d'Alene (COE) to Ko Samui (USM) is 7,879 miles (12,680 km, 6,847 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COE to USM?
A nonstop flight takes about 15h 55m 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 Coeur d'Alene and Ko Samui?
Ko Samui is 14 hours ahead of Coeur d'Alene.
What is the cheapest way to fly from COE to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COE–USM that never appear on search engines, with no booking fees.