About 51% Starlink odds, weighted to recent UA5317 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 80 recent flights; Starlink found in 18 of 24 Wi-Fi checks since Jan 12, 2026 (last N122SY, Jun 16, 2026).
Aircraft seen on UA5317: Bombardier CRJ-200, Embraer E-175.