About 65% Starlink odds, weighted to recent UA1703 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 99 recent flights; Starlink found in 6 of 13 Wi-Fi checks since Apr 26, 2026 (last N24519, Oct 19, 2026).
Aircraft seen on UA1703: Airbus A321neo, Boeing 737-900ER, Boeing 737 MAX 9.