About 66% Starlink odds, weighted to recent UA1657 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 89 recent flights; Starlink found in 18 of 23 Wi-Fi checks since Mar 23, 2026 (last N25201, Oct 6, 2026).
Aircraft seen on UA1657: Boeing 737-800, Boeing 737 MAX 8.