Live tracking not available yet
UA4251 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
GSO
Piedmont Triad International Airport
Greensboro
Scheduled 6:00 AM
IAD
Washington Dulles International Airport
Dulles
Scheduled 7:18 AM
1h 18m flight time
Daily
Recent Flights
Last 1 observedMar 12
Thu
TYS
IAH
Dep 08:50:00
(actual 09:24:00)
ERJ
Boarding
Schedule
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
Schedule valid
May 21 —
Jun 12, 2026