UAL3904
- Flight number
- UAL3904
- Airline
- United Airlines (UAL)
- Route
- Tailwind Boston Seaplane Base (US-0568) → San Antonio International Airport (SAT/KSAT)
- Observed take-off
- Observed landing
- Aircraft
- N17752 · BOEING 737-700
- Positions recorded
- 6175
- Time airborne
- 242 min
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.