About 28% Starlink odds, weighted to recent UA1288 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 123 recent flights; Starlink found in 1 of 11 Wi-Fi checks since Jan 15, 2026 (last N87527, Aug 17, 2026).
Aircraft seen on UA1288: Boeing 737-800, Boeing 737-700, Airbus A321.