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BIS to USM: distance & flight time
Bismarck (Bismarck Municipal Airport) → Ko Samui (Samui Airport)
8,339 mi
13,421 km · 7,247 nm
16h 49m
estimated nonstop flight time
+12h
time difference · heading northwest
See live BIS→USM fares Phone-only fares on this route — call free
Flight time details
8,339 miles nonstop takes roughly 16h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- BIS — Bismarck Municipal Airport · Bismarck, 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 BIS
- MBG · Mobridge Municipal Airport86 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport97 mi away
- JMS · Jamestown Regional Airport98 mi away
- MOT · Minot International Airport106 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 BIS from USM?
The flight distance from Bismarck (BIS) to Ko Samui (USM) is 8,339 miles (13,421 km, 7,247 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIS to USM?
A nonstop flight takes about 16h 49m 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 Bismarck and Ko Samui?
Ko Samui is 12 hours ahead of Bismarck.
What is the cheapest way to fly from BIS to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIS–USM that never appear on search engines, with no booking fees.