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USM to CTB: distance & flight time
Ko Samui (Samui Airport) → Cutbank (Cut Bank International Airport)
7,960 mi
12,810 km · 6,917 nm
16h 4m
estimated nonstop flight time
-13h
time difference · heading northeast
See live USM→CTB fares Phone-only fares on this route — call free
Flight time details
7,960 miles nonstop takes roughly 16h 4m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- CTB — Cut Bank International Airport · Cutbank, 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 CTB
- YQL · Lethbridge County Airport73 mi away
- FCA · Glacier Park International Airport89 mi away
- GTF · Great Falls International Airport91 mi away
- WPC · Pincher Creek Airport97 mi away
Frequently asked questions
How far is USM from CTB?
The flight distance from Ko Samui (USM) to Cutbank (CTB) is 7,960 miles (12,810 km, 6,917 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to CTB?
A nonstop flight takes about 16h 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 Ko Samui and Cutbank?
Cutbank is 13 hours behind Ko Samui.
What is the cheapest way to fly from USM to CTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–CTB that never appear on search engines, with no booking fees.