About 46% Starlink odds, weighted to recent UA2291 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 88 recent flights; Starlink found in 6 of 22 Wi-Fi checks since Feb 15, 2026 (last N67812, Oct 17, 2026).
Aircraft seen on UA2291: Boeing 737-900ER, Boeing 737-800, Boeing 737 MAX 9, Airbus A319.