Callsign EAI is Emerald Airlines
WHAT AIRLINE IS EAI?
EAI is the ICAO three-letter callsign prefix for Emerald Airlines. When a radio scanner, flight tracker or radar scope shows a flight like EAI123 or EAI45XY overhead, that's a Emerald Airlines aircraft talking to air traffic control.
Spot one yourself: open the live scope, enter your postcode, and tap any blip whose callsign starts with EAI for its type, registration, route and photo.