United Airlines 757-33N (N78866) departure from Washington Reagan Airport

Aircraft: Boeing 757-33N (B753)
Operator: United Airlines (UA/UAL)
Registration: N78866 (First flight 3/15/02)
Departure: Washington Ronald Reagan National Airport (DCA/KDCA)
Arrival: Denver Intl Airport (DEN/KDEN)
Flight number: UA2104/UAL2104
Date: 3/25/24

[@jaynichols7932]

Did not know a -300 could fly out of Regan - impressive. Definitely the biggest plane to operate out of DCA

[@Yukis.aviation]

Neither did I. I was so surprised to see it on flight radar

[@kevgibbons929]

this is the first since 2001 when ive seen a recorded video of the 757-300 departing DCA only United aircraft i see when i visit is the Airbus, CRJ and Embraer.