Detect. Alert. Know.
FlightHorizon ALERT provides real-time passive airspace awareness, automated alerts, and one-click event replay for airports, UAS operators, and critical infrastructure.
Get StartedFlightHorizon ALERT
FlightHorizon™ ALERT helps you detect nearby cooperative aircraft and drones*, receive immediate SMS and email notifications, and quickly understand what happened.
SMS Alerts
Receive text alerts the moment an alert zone entry occurs.
One-click Event Replay
Instantly replay events to verify what happened.
Custom Alert Zones
Draw alert zones exactly where you need them.
Plug-and-Play Deployment
Install quickly to begin detecting low-altitude traffic immediately.
*Sensors for non-cooperative aircraft are also available at additional cost.
How can FlightHorizon ALERT Help?
Eliminate Dashboard Fatigue
Define custom alert zones around critical areas and receive instant alerts when aircraft or drones enter a monitored zone.
Resolve Incidents in Seconds, Not Hours
Every alert includes a direct replay link so you can quickly review exactly what happened.
Maintain Reliable Airspace Records
Generate analytics, review past activity, and export track histories for safety reviews, compliance, and reporting.
All hardware included with subscription
Each subscription includes an outdoor, weather-rated ADS-B and Remote ID detection unit for simple deployment.
Select Features
Live 3D Airspace View
Monitor real-time positions of aircraft and drones in your airspace with a live 3D visualization.
Custom Alert Zones
Define custom alert zones around critical areas and receive instant notifications when a monitored zone is entered.
Airspace Event Replay
Instantly replay any airspace event to understand exactly what happened and when.
Designed for Modern Airspace
FlightHorizon ALERT helps airports strengthen safety, prepare for evolving regulations, and get ready for advanced air mobility.
Protect General Aviation Airports From Drone Incursions
FlightHorizon ALERT helps airports detect and track unauthorized drone activity near sensitive areas. Real-time alerts provide better awareness, faster response options, and stronger support for perimeter and airfield safety.
Improve Airport SafetyPrepare for Evolving FAA Requirements
FlightHorizon ALERT helps airports prepare for new expectations around drone tracking, aircraft awareness, and BVLOS traffic coordination. The system supports a stronger foundation for future Part 108 and Part 146 readiness.
Prepare for New RegulationsBuild the Foundation for Advanced Air Mobility
FlightHorizon ALERT helps airports get ready for AAM, air taxis, and autonomous freight operations. By improving low-altitude aircraft awareness, airports can support the next generation of aviation services.
Get Ready for AAMFast, Simple Setup
Launch your system quickly and confidently with our streamlined installation process.
Ship and Mount
No specialized IT support required.
Vigilant Aerospace associates the hardware with your account before delivery. Just mount the IP67 weather rated unit in an elevated position free from obstructions
Plug and Play
Single-cable installation.
FlightHorizon ALERT arrives pre-configured for your location with a default alert zone already in place, so you can begin receiving SMS alerts as soon as the system is connected.
Log In and Monitor
Immediate situational awareness.
Open any web browser, login with our provided secure link, and start getting alerts for airspace activity.
Ready to get started?
Subscribe to FlightHorizon ALERT and start monitoring your airspace today.
Get Started