Need help booking?
Unpublished phone-only deals available
ISN to BWH: distance & flight time
Williston (Sloulin Field International Airport) → Butterworth (Butterworth Airport)
8,454 mi
13,606 km · 7,347 nm
17h 3m
estimated nonstop flight time
+13h
time difference · heading northwest
See live ISN→BWH fares Phone-only fares on this route — call free
Flight time details
8,454 miles nonstop takes roughly 17h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- BWH — Butterworth Airport · Butterworth, Malaysia
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 ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Near BWH
- PEN · Penang International Airport14 mi away
- AOR · Sultan Abdul Halim Airport50 mi away
- LGK · Langkawi International Airport75 mi away
- IPH · Sultan Azlan Shah Airport79 mi away
Frequently asked questions
How far is ISN from BWH?
The flight distance from Williston (ISN) to Butterworth (BWH) is 8,454 miles (13,606 km, 7,347 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to BWH?
A nonstop flight takes about 17h 3m 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 Williston and Butterworth?
Butterworth is 13 hours ahead of Williston.
What is the cheapest way to fly from ISN to BWH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–BWH that never appear on search engines, with no booking fees.