UAL3874
- Airline
- United Airlines (UAL)
- Route
- Chicago Rockford International Airport (RFD/KRFD) → Washington Dulles International Airport (IAD/KIAD)
- Observed take-off
- Observed landing
- Aircraft
- N78511 · BOEING 737-800
- Positions recorded
- 4118
- Time airborne
- 86 min
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.