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ISN to CHS: distance & flight time
Williston (Sloulin Field International Airport) → Charleston (Charleston Air Force Base-International Airport)
1,616 mi
2,601 km · 1,404 nm
3h 38m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ISN→CHS fares Phone-only fares on this route — call free
Flight time details
1,616 miles nonstop takes roughly 3h 38m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- CHS — Charleston Air Force Base-International Airport · Charleston, 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 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 CHS
- BFT · Beaufort County Airport48 mi away
- GGE · Georgetown County Airport51 mi away
- HHH · Hilton Head Airport60 mi away
- OGB · Orangeburg Municipal Airport61 mi away
Frequently asked questions
How far is ISN from CHS?
The flight distance from Williston (ISN) to Charleston (CHS) is 1,616 miles (2,601 km, 1,404 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to CHS?
A nonstop flight takes about 3h 38m 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 Charleston?
Charleston is 1 hour ahead of Williston.
What is the cheapest way to fly from ISN to CHS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–CHS that never appear on search engines, with no booking fees.