Live tracking not available yet
UA423 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
DEN
Denver International Airport
Denver
Gate B22 Scheduled 10:03 AM
Actual 10:03 AM
IAH
George Bush Intercontinental Airport
Houston
TC Gate C41 Scheduled 1:35 PM
Actual 1:35 PM
Baggage claim C2
2h 32m flight time
Daily
Recent Flights
Last 3 observedMar 08
Sun
DEN
IAH
Dep 10:14:00
(actual 10:26:00)
753
Boarding
Mar 07
Sat
DEN
IAH
Dep 10:14:00
(actual 10:36:00)
753
Boarding
Mar 06
Fri
DEN
IAH
Dep 10:46:00
(actual 13:10:00)
753
Landed
Schedule
Operates
Daily
Departure
10:03 AM
Arrival
1:35 PM
Duration
2h 32m
Aircraft
Boeing 757-300
Gate
B22
C41
Actual
10:03
13:35
Baggage
Carousel C2
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 —
Mar 28, 2026