A key regional airport for Long Island, serving as a growing hub for leisure and business travel.


Long Island MacArthur Airport (ISP) is located in Ronkonkoma, Suffolk County, approximately 50 miles east of Manhattan. It provides vital air service to Long Island, connecting the region to major U.S. destinations and supporting local economic development.
40.7952, -73.1002
Passenger traffic increased by 6.2% year-over-year from 2023 to 2024, reflecting expanded airline service and new routes.[1][3]
1,200
Workers include airline staff, ground services, concessions, security, and municipal operations.

Recent terminal upgrades and expanded airline service have increased capacity to support 18 nonstop destinations in 2025.[2][3]
Deployment of advanced security screening, digital wayfinding, and real-time flight information systems enhances passenger experience.
Implementation of energy-efficient lighting, recycling programs, and electric ground support vehicles aligns ISP with regional sustainability goals.
Engage with state and federal agencies to secure infrastructure grants and support workforce development initiatives.
Prioritize terminal modernization, airfield improvements, and property development to sustain future growth.
Accelerate adoption of green technologies and operational practices to meet environmental and regulatory standards.