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THS to ISN: distance & flight time
Sukhothai (Sukhothai Airport) → Williston (Sloulin Field International Airport)
7,691 mi
12,377 km · 6,683 nm
15h 33m
estimated nonstop flight time
-12h
time difference · heading north
See live THS→ISN fares Phone-only fares on this route — call free
Flight time details
7,691 miles nonstop takes roughly 15h 33m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- THS — Sukhothai Airport · Sukhothai, Thailand
- ISN — Sloulin Field International Airport · Williston, United States
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 THS
- PHS · Phitsanulok Airport44 mi away
- TKT · Tak Airport44 mi away
- PRH · Phrae Airport66 mi away
- LPT · Lampang Airport74 mi away
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
Frequently asked questions
How far is THS from ISN?
The flight distance from Sukhothai (THS) to Williston (ISN) is 7,691 miles (12,377 km, 6,683 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THS to ISN?
A nonstop flight takes about 15h 33m 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 Sukhothai and Williston?
Williston is 12 hours behind Sukhothai.
What is the cheapest way to fly from THS to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THS–ISN that never appear on search engines, with no booking fees.