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ISN to CNX: distance & flight time
Williston (Sloulin Field International Airport) → Chiang Mai (Chiang Mai International Airport)
7,605 mi
12,239 km · 6,608 nm
15h 23m
estimated nonstop flight time
+12h
time difference · heading northwest
See live ISN→CNX fares Phone-only fares on this route — call free
Flight time details
7,605 miles nonstop takes roughly 15h 23m 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
- CNX — Chiang Mai International Airport · Chiang Mai, 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 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 CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 mi away
Frequently asked questions
How far is ISN from CNX?
The flight distance from Williston (ISN) to Chiang Mai (CNX) is 7,605 miles (12,239 km, 6,608 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to CNX?
A nonstop flight takes about 15h 23m 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 Chiang Mai?
Chiang Mai is 12 hours ahead of Williston.
What is the cheapest way to fly from ISN to CNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–CNX that never appear on search engines, with no booking fees.