About 5% Starlink odds, weighted to recent UA1066 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 85 recent flights; Starlink found in 3 of 21 Wi-Fi checks since Jan 2, 2026 (last N73270, Jul 31, 2026).
Aircraft seen on UA1066: Boeing 737-800, Boeing 737-700, Airbus A321neo, Boeing 737-900ER.