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ISN to LPT: distance & flight time
Williston (Sloulin Field International Airport) → Lampang (Lampang Airport)
7,628 mi
12,276 km · 6,629 nm
15h 25m
estimated nonstop flight time
+12h
time difference · heading northwest
See live ISN→LPT fares Phone-only fares on this route — call free
Flight time details
7,628 miles nonstop takes roughly 15h 25m 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
- LPT — Lampang Airport · Lampang, 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 LPT
- PRH · Phrae Airport44 mi away
- CNX · Chiang Mai International Airport49 mi away
- THS · Sukhothai Airport74 mi away
- NNT · Nan Airport92 mi away
Frequently asked questions
How far is ISN from LPT?
The flight distance from Williston (ISN) to Lampang (LPT) is 7,628 miles (12,276 km, 6,629 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to LPT?
A nonstop flight takes about 15h 25m 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 Lampang?
Lampang is 12 hours ahead of Williston.
What is the cheapest way to fly from ISN to LPT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–LPT that never appear on search engines, with no booking fees.