Over 99% Starlink odds, weighted to recent UA5253 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 70 recent flights; Starlink found in 13 of 13 Wi-Fi checks since Jan 12, 2026 (last N141SY, Sep 22, 2026).
Aircraft seen on UA5253: Embraer E-175.