About 57% Starlink odds, weighted to recent UA1527 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 56 recent flights; Starlink found in 6 of 17 Wi-Fi checks since Jan 2, 2026 (last N68891, Oct 4, 2026).
Aircraft seen on UA1527: Boeing 737-900ER, Boeing 737 MAX 9, Boeing 737-800, Boeing 737 MAX 8.