Originfacts

Airport guide

Sloulin Field International AirportIATA code ISN

Sloulin Field International Airport (ISN/KISN) is the primary air passenger gateway serving Williston, United States in North America. The airfield connects travelers with essential regional transit routes and operating carrier options.

flywilliston.net(official website, opens in a new tab)View map(Google Maps, opens in a new tab)
Serves
Williston, United States
Codes
ISN · KISN
IATA · ICAO
Time zone
America/Chicago
Region
North America
Airport record, updated 2 May 2026OurAirports, 5 Oct 2026Wikidata, 5 Oct 2026Terminals and transport not yet verifiedWhere this comes from

Sloulin Field International Airport (ISN/KISN) is the primary air passenger gateway serving Williston, United States in North America. Operating on America/Chicago local time at coordinates 48.180°, -103.640°, the airfield functions as an active commercial transit hub for scheduled regional and international flights. Travelers navigating Sloulin Field International Airport (ISN) are encouraged to confirm terminal layouts, ground transport connections into Williston, and flight schedules with their operating carrier prior to travel.

Sloulin Field International Airport details

Airport record · 2 May 2026
IATA code
ISN
ICAO code
KISN
City
Williston
Country
United States
Region
North America
Time zone
America/Chicago
Coordinates
48.180°, -103.640°
Official website
flywilliston.net (opens in a new tab)
From Wikidata

Codes, region and time zone come from the Originfacts airport record (last updated 2 May 2026). Fields marked otherwise come from the dataset named on them. None are verified by hand against Sloulin Field International Airport’s own pages.

ISN airport facts

OurAirports · Wikidata
Passengers, 2017
139,604
Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026), citing faa.gov (opens in a new tab)
Nearest airport with scheduled flights
Williston Basin International Airport XWA · 12 km
OurAirports scheduled-service flag; straight-line distance calculated

Routes from ISN

No route records yet

Originfacts does not track any routes from ISN yet, so no route records are listed here. Check current schedules with the airlines or the airport’s own site.

Where ISN is

Calculated

2.8 km north-northwest

Sloulin Field International Airport lies 2.8 km north-northwest of Williston city centre in a straight line. Road distance is longer; transport options are not yet verified (see terminals and transport below).

Calculated from the airport coordinates (Originfacts airport record) and the Wikidata (opens in a new tab) city-centre point.

Terminals, transport and parking at ISN

Not yet verified

Terminal assignments, ground transport into Williston, parking, lounges and accessibility services have not been verified against Sloulin Field International Airport’s own pages yet, so none are listed here.

Check directly:flywilliston.net (opens in a new tab)Map of the airport location (opens in a new tab)

Before you travel

  • Confirm your terminal with the operating airline.
  • Check the check-in and bag-drop cut-off times on your booking.
  • Allow extra time if you need to change terminals or check bags in again.
  • Check your flight status before you leave for the airport.

Airports near Williston

Calculated

Straight-line distances calculated from each airport’s coordinates in the Originfacts airport records. Road distances are longer.

Sloulin Field International Airport: common questions

Where is Sloulin Field International Airport?

Sloulin Field International Airport serves Williston, United States. Its coordinates in the Originfacts airport record are 48.180°, -103.640°.

What are the airport codes for Sloulin Field International Airport?

The IATA code is ISN and the ICAO code is KISN.

What time zone is ISN in?

Sloulin Field International Airport is in the America/Chicago time zone.

What is the official website of Sloulin Field International Airport?

The airport’s official website is flywilliston.net. For questions about a booking, contact the operating airline.

How many passengers use Sloulin Field International Airport?

Wikidata records 139,604 passengers for 2017, the latest year it holds.

How far is ISN from Williston city centre?

Sloulin Field International Airport is about 2.8 km north-northwest of Williston city centre in a straight line, calculated from coordinates. The distance by road is longer.

Sources

Nothing on this page is verified by hand yet. Each section comes from the dataset below, with its date where the dataset has one. Terminal, transport and parking details are left out until they can be read from Sloulin Field International Airport’s own pages.

Background reading:Wikipedia (opens in a new tab)Wikidata (opens in a new tab)