About 41% Starlink odds, weighted to recent UA1961 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 140 recent flights; Starlink found in 9 of 31 Wi-Fi checks since Jan 2, 2026 (last N27539, Sep 25, 2026).
Aircraft seen on UA1961: Boeing 737-800, Boeing 737 MAX 9, Boeing 737-900ER, Boeing 737 MAX 8.