About 11% Starlink odds, weighted to recent UA1453 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 129 recent flights; Starlink found in 1 of 23 Wi-Fi checks since Jan 2, 2026 (last N38479, Aug 27, 2026).
Aircraft seen on UA1453: Airbus A319, Boeing 737-900ER, Boeing 737 MAX 9, Boeing 777-200.