About 5% Starlink odds, weighted to recent UA487 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 84 recent flights; Starlink found in 4 of 13 Wi-Fi checks since Mar 21, 2026 (last N39423, Jul 21, 2026).
Aircraft seen on UA487: Airbus A320, Boeing 737-900ER, Boeing 737 MAX 8, Boeing 737 MAX 9.