Over 99% Starlink odds, weighted to recent UA3661 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 64 recent flights; Starlink found in 11 of 12 Wi-Fi checks since Jan 16, 2026 (last N791YX, Oct 6, 2026).
Aircraft seen on UA3661: Embraer E-175.