UAL1557
- Airline
- United Airlines (UAL)
- Route
- Chicago O'Hare International Airport (ORD/KORD) → Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI)
- Observed take-off
- Observed landing
- Aircraft
- N28478 · BOEING 737-900
- Positions recorded
- 3876
- Time airborne
- 83 min
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.