United Airlines UA4309 Flight Status
According to Trip.com real-time data, the UA4309 flight operated by United Airlines on Oct 21, 2026 is scheduled to fly from Houston (IAH) to Brownsville (BRO). The flight is expected to depart at 8:24 PM and land at 9:17 PM .
Tue, Oct 20
Wed, Oct 21
Thu, Oct 22
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Arrived
The flight has arrived 22m early
1h 26m
Check-in Counter
--
Boarding Gate
B46
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
1h 26m
Check-in Counter
--
Boarding Gate
B51
Arrival Gate
--
Baggage
--
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United Airlines From SGD 205
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Scheduled
Your flight will depart on time.
1h 26m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Need a flight from Houston to Brownsville?
United Airlines From SGD 205
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UA4309 Aircraft Details
According to Trip.com real-time data, the UA4309 flight flying from Houston to Brownsville on 10/21/2026 is operated by the aircraft model Embraer RJ 135/140/145. This aircraft has been in service for 22y, 2m. The aircraft is equipped with Up to 50 seats.
Embraer RJ 135/140/145
Punctuality (Departure)
87
%
Punctuality (Arrival)
97
%
Early on average
17 minutes
Age
22y, 2m
Seats
Up to 50
Flight Distance
--
Economy
Premium Economy
In-Flight Services
Snacks
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seat Information
79 cm
Legroom
--
Seat width
100°
Reclining Angle
1-2
Seat layout example
In-Flight Services
None
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seat Information
97 cm
Legroom
--
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for UA4309
Trip.com historical records show that the last UA4309 flight departed on Tue, Oct 20 from IAH at approximately 8:36 PM. This flight is expected to arrrive in BRO at 9:28 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Oct 16 | Houston (IAH) | Brownsville (BRO) | E45X | 8:41 PM | 9:44 PM | Arrived |
| Sat, Oct 17 | Houston (IAH) | Brownsville (BRO) | E45X | 8:33 PM | 9:32 PM | Arrived |
| Sun, Oct 18 | Houston (IAH) | Brownsville (BRO) | E45X | 8:41 PM | 9:37 PM | Arrived |
| Mon, Oct 19 | Houston (IAH) | Brownsville (BRO) | E45X | 8:30 PM | 9:23 PM | Arrived |
| Tue, Oct 20 | Houston (IAH) | Brownsville (BRO) | E45X | 8:36 PM | 9:28 PM | Arrived |
| Wed, Oct 21 | Houston (IAH) | Brownsville (BRO) | E45X | 8:24 PM | 9:17 PM | Scheduled |
| Thu, Oct 22 | Houston (IAH) | Brownsville (BRO) | ERJ | 8:24 PM | 9:50 PM | Scheduled |
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UA4309 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4309 is 87% (Late on average 15 minutes), and the on-time arrival rate is 97% (Early on average 17 minutes).
On-Time Departures
Punctuality
87
%
Late on average
15 minutes
Early
0
%
On time
87
%
30 mins late
13
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
17 minutes
Early
83
%
On time
13
%
30 mins late
3
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ua4309?
Flight ua4309 has not departed yet and is currently on schedule. Scheduled departure 8:24 PM, arrival 9:50 PM (updated Oct 21, 2026).Is flight ua4309 on time today?
Flight ua4309 has not departed yet and is currently on schedule. Scheduled departure is 8:24 PM, with arrival at 9:50 PM. Recheck gate and timing before you head to the airport.Has flight ua4309 departed yet? What is the departure time?
Flight ua4309 is scheduled to depart at 8:24 PM. The latest actual or estimated departure time is 8:24 PM, and the current status is Scheduled (updated Oct 21, 2026).When is flight ua4309 scheduled to arrive?
Flight ua4309 is scheduled to arrive at 9:50 PM. The latest estimated or actual arrival time is 9:17 PM. Status is Scheduled as of Oct 21, 2026.What is the gate information for flight ua4309?
For flight ua4309, the departure terminal is C and the boarding gate is B51. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight ua4309 fly?
Flight ua4309 is operated by United Airlines from Houston (IAH) to Brownsville (BRO). Typical flight time is about 1 hour26 minutes; operating days may include Wednesday.How can I check real-time status for flight ua4309?
Track flight ua4309 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 ua4309 is delayed or canceled, what should I do?
If ua4309 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 21, 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 ua4309 departed from Houston?
Flight ua4309 has not departed from Houston (IAH) yet and is currently on schedule for 8:24 PM.What is the seat configuration for flight ua4309?
Flight ua4309 usually flies a Embraer RJ 135/140/145 with seat layout 1-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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