United Airlines UA423 Flight Status
According to Trip.com latest record on status for United Airlines flight UA423 from Chicago to Houston (ORD-IAH): Flights for Nov 1, 2026 are scheduled, with the next departure slated for 06:35 from ORD and an expected arrival at 15:29 at IAH .
Sat, Oct 31
Sun, Nov 1
Mon, Nov 2
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Arrived
The flight arrived 30m early.
6h 39m
PHL
44m
Check-in Counter
--
Boarding Gate
C26
Arrival Gate
9
Baggage
C6
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Scheduled
Your flight will depart on time.
8h 54m
PHL
3h 32m
Check-in Counter
--
Boarding Gate
E11
Arrival Gate
2
Baggage
C6
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Scheduled
Your flight will depart on time.
8h 47m
PHL
2h 48m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
C6
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UA423
Track the Previous Flight Status: In Flight
UA540
|
Denver (DEN)
Chicago (CHI)
Chicago (CHI)
Scheduled: 03:34
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UA423 Aircraft Specifications
According to Trip.com real-time data, the UA423 flight from Chicago to Houston on 11/1/2026 is operated using the aircraft model Boeing 737-900. This aircraft has been in service for 7m. The aircraft has 179 seats.
Boeing 737-900
On-Time Departure
86
%
On-Time Arrival
100
%
Avg. Early
32 minutes
Aircraft Age
7m
Total Seats
179
Flight Distance
--
Economy
First
Premium Economy
Cabin Amenities
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
76 cm
More legroom than on 3% of flights
45 cm
Seat width better than on 73% of flights
90°
Reclining Angle
--
Seat layout example
Cabin Amenities
Snacks
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
94 cm
Legroom
52 cm
Seat width better than on 36% of flights
120°
Reclining Angle
--
Seat layout example
Cabin Amenities
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
86 cm
More legroom than on 15% of flights
45 cm
Seat width better than on 72% of flights
100°
Reclining Angle
--
Seat layout example
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UA423 Flight History
Trip.com historical records show that the last UA423 flight departed on Sat, Oct 31 from ORD at approximately 09:26. This flight is expected to arrrive in IAH at 14:59.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Oct 27 | Chicago (ORD) | Houston (IAH) | 739 | 06:53 | 14:55 | Arrived |
| Wed, Oct 28 | Chicago (ORD) | Houston (IAH) | 738 | 06:47 | 15:05 | Arrived |
| Thu, Oct 29 | Chicago (ORD) | Houston (IAH) | 738 | 06:50 | 14:51 | Arrived |
| Fri, Oct 30 | Chicago (ORD) | Houston (IAH) | 320 | 06:50 | 14:46 | Arrived |
| Sat, Oct 31 | Chicago (ORD) | Houston (IAH) | 739 | 09:26 | 14:59 | Arrived |
| Sun, Nov 1 | Chicago (ORD) | Houston (IAH) | B39M | 06:35 | 15:29 | Scheduled |
| Mon, Nov 2 | Chicago (ORD) | Houston (IAH) | 738 | 06:42 | 15:29 | Scheduled |
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UA423 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA423 is 86% (Late on average 14 minutes), and the on-time arrival rate is 100% (Early on average 32 minutes).
On-Time Departures
Punctuality
86
%
Late on average
14 minutes
Early
0
%
On time
86
%
30 mins late
14
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
100
%
Early on average
32 minutes
Early
100
%
On time
0
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
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Flight FAQs
What is the current status of flight ua423?
Flight ua423 has not departed yet and is currently on schedule. Scheduled departure 06:35, arrival 15:29 (updated Nov 1, 2026).Is flight ua423 on time today?
Flight ua423 has not departed yet and is currently on schedule. Scheduled departure is 06:35, with arrival at 15:29. Recheck gate and timing before you head to the airport.Has flight ua423 departed yet? What is the departure time?
Flight ua423 is scheduled to depart at 06:35. The latest actual or estimated departure time is 06:35, and the current status is Scheduled (updated Nov 1, 2026).When is flight ua423 scheduled to arrive?
Flight ua423 is scheduled to arrive at 15:29. The latest estimated or actual arrival time is 15:29. Status is Scheduled as of Nov 1, 2026.What is the gate information for flight ua423?
For flight ua423, the departure terminal is T1 and the boarding gate is E11. Gate assignments can change at short notice—confirm on airport screens before heading to security.What is the baggage carousel number for flight ua423?
After arrival, baggage for flight ua423 is expected at carousel C6 in terminal C. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua423 fly?
Flight ua423 is operated by United Airlines from Chicago (ORD) to Houston (IAH). Typical flight time is about 8 hours 54 minutes; operating days may include Sunday.How can I check real-time status for flight ua423?
Track flight ua423 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight ua423 is delayed or canceled, what should I do?
If ua423 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 1, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ua423 departed from Chicago?
Flight ua423 has not departed from Chicago (ORD) yet and is currently on schedule for 06:35.
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Time on arrival: Chicago 15:29
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