About 4% Starlink odds, weighted to recent UA5981 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 50 recent flights; Starlink found in 1 of 3 Wi-Fi checks since May 1, 2026 (last N753EV, May 1, 2026).
Aircraft seen on UA5981: Bombardier CRJ-200, Bombardier CRJ-550.