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ISN to UIH: distance & flight time
Williston (Sloulin Field International Airport) → Phucat (Phu Cat Airport)
7,697 mi
12,388 km · 6,689 nm
15h 34m
estimated nonstop flight time
+12h
time difference · heading northwest
See live ISN→UIH fares Phone-only fares on this route — call free
Flight time details
7,697 miles nonstop takes roughly 15h 34m 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
- ISN — Sloulin Field International Airport · Williston, United States
- UIH — Phu Cat Airport · Phucat, Vietnam
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 UIH
- TBB · Dong Tac Airport66 mi away
- PXU · Pleiku Airport69 mi away
- VCL · Chu Lai International Airport103 mi away
- BMV · Buon Ma Thuot Airport108 mi away
Frequently asked questions
How far is ISN from UIH?
The flight distance from Williston (ISN) to Phucat (UIH) is 7,697 miles (12,388 km, 6,689 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to UIH?
A nonstop flight takes about 15h 34m 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 Phucat?
Phucat is 12 hours ahead of Williston.
What is the cheapest way to fly from ISN to UIH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–UIH that never appear on search engines, with no booking fees.