About 35% Starlink odds, weighted to recent UA1890 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 72 recent flights; Starlink found in 2 of 4 Wi-Fi checks since Mar 23, 2026 (last N66893, Sep 26, 2026).
Aircraft seen on UA1890: Boeing 737-900ER, Boeing 737-700, Boeing 737 MAX 9.