About 41% Starlink odds, weighted to recent UA378 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 104 recent flights; Starlink found in 5 of 21 Wi-Fi checks since Feb 28, 2026 (last N68811, Oct 13, 2026).
Aircraft seen on UA378: Boeing 737-900ER, Boeing 737-800, Boeing 737-700, Boeing 737 MAX 9.