About 97% Starlink odds, weighted to recent UA5310 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 53 recent flights; Starlink found in 9 of 10 Wi-Fi checks since Mar 18, 2026 (last N531GJ, Oct 12, 2026).
Aircraft seen on UA5310: Bombardier CRJ-550, Mitsubishi CRJ-550.