Callsign RYR is Ryanair
WHAT AIRLINE IS RYR?
RYR is the ICAO three-letter callsign prefix for Ryanair. When a radio scanner, flight tracker or radar scope shows a flight like RYR123 or RYR45XY overhead, that's a Ryanair aircraft talking to air traffic control.
Spot one yourself: open the live scope, enter your postcode, and tap any blip whose callsign starts with RYR for its type, registration, route and photo.