Live tracking not available yet
UA4821 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
IAH
George Bush Intercontinental Airport
Houston
TB Gate B9 Scheduled 9:30 AM
Actual 10:39 AM
AMA
Rick Husband Amarillo International Airport
Amarillo
Scheduled 11:29 AM
Actual 12:04 PM
1h 59m flight time
Daily
Operated by CommuteAir
Recent Flights
Last 1 observedMar 07
Sat
IAH
AMA
Dep 09:30:00
(actual 09:52:00)
ERJ
Boarding
Schedule
Operates
Daily
Departure
9:30 AM
Arrival
11:29 AM
Duration
1h 59m
Aircraft
Embraer ERJ-135/140/145
Terminal
TB
Gate
B9
Actual
10:39
12:04
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
Mar 17 —
Jun 16, 2026