About 15% Starlink odds, weighted to recent UA1215 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 83 recent flights; Starlink found in 5 of 12 Wi-Fi checks since Mar 1, 2026 (last N78285, Aug 27, 2026).
Aircraft seen on UA1215: Boeing 737-700, Boeing 737-900ER, Boeing 737-800, Airbus A319.