UAL1523

Flight number

UAL1523

Airline

United Airlines (UAL)

Route

Seattle–Tacoma International Airport (SEA/KSEA) → Washington Dulles International Airport (IAD/KIAD)

Observed take-off

2026-09-30 15:39 UTC

Observed landing

2026-09-30 19:56 UTC

Aircraft

N77582 · B39M

Positions recorded

7046

Source: observations by the map.flights community network of ADS-B receivers; times in UTC.