UAL51 is a flight number operated by UNITED AIRLINES INC between Newark Liberty International Airport (KEWR) and Adolfo Suárez Madrid–Barajas Airport (LEMD). SkyMeter last tracked UAL51 on September 26, 2026. The flight is most often flown by a BOEING Boeing 767-400. Typical block time is 6h 4m. SkyMeter has observed 96 legs of this flight number via ADS-B.
SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.
Routes flown
By count · last 90 days
Aircraft types
Equipment used on this number
Safety profile
Flagged flights · last 90 days
Recent flights
Newest 30 operations of UAL51