UAL3909
- Airline
- United Airlines (UAL)
- Route
- Washington Dulles International Airport (IAD/KIAD) → Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI)
- Observed take-off
- Observed landing
- Aircraft
- N87507 · BOEING 737-800
- Positions recorded
- 46
- Time airborne
- 41 min
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.