ISP Airport Security & TSA Guide
Screening tips, checkpoint info, and how to check live wait times for Long Island MacArthur Airport.
About Long Island MacArthur Airport
- IATA Code
- ISP
- City
- Islip
- State
- NY
- Airport Type
- Medium Hub
- TSA PreCheck
- Typically available
- Screening
- TSA checkpoint
TSA Security Tips for Long Island MacArthur Airport
Whether you're departing Islip or connecting through, these TSA screening basics apply at ISP. Expect steady passenger volume throughout the day.
- •3-1-1 liquids rule: carry-on liquids, gels, and aerosols must be 3.4 oz (100 ml) or less, in one quart-sized clear bag.
- •ID + boarding pass ready: have your Real ID-compliant license or passport and boarding pass out before the checkpoint.
- •TSA PreCheck lanes: eligible travelers keep shoes, belts, and light jackets on and laptops in bags at ISP.
- •Electronics & items: remove laptops and larger electronics when prompted; pack medications and valuables accessibly.
- •Arrive early: 90 minutes (domestic) to 2 hours (international) before departure.
How to check live wait times at ISP
Long Island MacArthur Airport does not publish static wait-time tables. For real-time security line estimates, use official TSA channels:
- • The official myTSA mobile app (free)
- • The TSA.gov wait times page
- • On-site airport displays and your airline's app
When should I arrive?
Calculate your recommended arrival time at ISP
Recommended Arrival Time
Frequently asked questions
Does ISP have TSA PreCheck?
Most U.S. commercial airports, including Long Island MacArthur Airport, offer TSA PreCheck lanes. Eligibility requires TSA PreCheck enrollment.
How early should I arrive at Long Island MacArthur Airport?
Arrive 90 minutes (domestic) to 2 hours (international) before departure.
What documents do I need at Islip security?
A Real ID-compliant license or passport plus your boarding pass (digital or printed).