About 57% Starlink odds, weighted to recent UA308 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 141 recent flights; Starlink found in 9 of 34 Wi-Fi checks since Feb 14, 2026 (last N33266, Oct 16, 2026).
Aircraft seen on UA308: Boeing 737-800, Boeing 737-900ER, Airbus A321neo, Boeing 737 MAX 8.