About 23% Starlink odds, weighted to recent UA2631 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 107 recent flights; Starlink found in 6 of 9 Wi-Fi checks since Jan 2, 2026 (last N24513, Aug 31, 2026).
Aircraft seen on UA2631: Airbus A321neo, Boeing 737-900ER, Airbus A319, Boeing 737.