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ISN to VTE: distance & flight time
Williston (Sloulin Field International Airport) → Vientiane (Wattay International Airport)
7,587 mi
12,210 km · 6,593 nm
15h 21m
estimated nonstop flight time
+12h
time difference · heading northwest
See live ISN→VTE fares Phone-only fares on this route — call free
Flight time details
7,587 miles nonstop takes roughly 15h 21m 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
- VTE — Wattay International Airport · Vientiane, Laos
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 VTE
- UTH · Udon Thani Airport44 mi away
- LOE · Loei Airport67 mi away
- ZBY · Sayaboury Airport103 mi away
- KKC · Khon Kaen Airport106 mi away
Frequently asked questions
How far is ISN from VTE?
The flight distance from Williston (ISN) to Vientiane (VTE) is 7,587 miles (12,210 km, 6,593 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to VTE?
A nonstop flight takes about 15h 21m 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 Vientiane?
Vientiane is 12 hours ahead of Williston.
What is the cheapest way to fly from ISN to VTE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–VTE that never appear on search engines, with no booking fees.