Flight

UAL1831 12 May 2026

UAL1831, operated by United Airlines, on 12 May 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 11 May 2026All UAL1831 flights19 May 2026 →

Leg 1 of 2partial

PlaneTrack receiver network
RouteKATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → ?
StatusPartial record (receiver network)
First seen airborne22:02 EDT 11 May
AircraftN63899
Max altitude37,000 ft
Distance tracked463 nm

Leg 2 of 2estimated

PlaneTrack receiver network
RouteKIAD WASHINGTON DULLES INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL
StatusCompleted (receiver network)
First seen airborne18:26 EDT
Last seen18:54 EDT
Duration0h 27m
AircraftA12A7B
Max altitude21,000 ft
Distance tracked184 nm

Punctuality, last 30 days

Flights14
On time3 (21%)
Average delay+32 min
Worst delay+92 min

In the last 30 days UAL1831 departed on time (within 15 minutes) on 3 of 14 flights (21%), with an average departure delay of +32 min and a worst delay of +92 min.

UAL1831 flight history Full history CSV API access

Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.