About 43% Starlink odds, weighted to recent UA1323 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 150 recent flights; Starlink found in 8 of 15 Wi-Fi checks since Jan 15, 2026 (last N64572, Oct 15, 2026).
Aircraft seen on UA1323: Airbus A321neo, Boeing 737 MAX 9, Boeing 757-300, Boeing 737.