Sloulin Field International Airport - ISN

Overview & Services

Sloulin Field International Airport (ISN) is a public airport located in Williston, North Dakota, serving the region's growing oil and gas industry. The airport features a single runway, measuring 6,650 feet in length, and is equipped with modern navigation aids and lighting systems to support safe and efficient operations. The airport's facilities include a terminal building with amenities such as free Wi-Fi, a restaurant, and a gift shop, as well as a fixed-base operator (FBO) providing fuel, maintenance, and other services to general aviation and commercial aircraft. Sloulin Field International Airport operates 24/7, with air traffic control services available during daytime hours and automated weather observation systems (AWOS) providing critical weather information to pilots. The airport is also home to a U.S. Customs and Border Protection facility, allowing for international flights and cargo operations. With its strategic location and modern facilities, Sloulin Field International Airport plays a vital role in supporting the economic growth and development of the Williston Basin region.