About 85% Starlink odds, weighted to recent UA4550 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 88 recent flights; Starlink found in 15 of 16 Wi-Fi checks since Feb 7, 2026 (last N509GJ, Sep 2, 2026).
Aircraft seen on UA4550: Bombardier CRJ-550.