About 97% Starlink odds, weighted to recent UA5817 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 73 recent flights; Starlink found in 5 of 6 Wi-Fi checks since Jan 4, 2026 (last N570GJ, Sep 20, 2026).
Aircraft seen on UA5817: Bombardier CRJ-550, Embraer E-175, Bombardier CRJ-200.