About 57% Starlink odds, weighted to recent UA2803 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 98 recent flights; Starlink found in 4 of 8 Wi-Fi checks since May 26, 2026 (last N24537, Oct 12, 2026).
Aircraft seen on UA2803: Airbus A321neo, Boeing 737-700.