United Airlines UA4312 Flight Status
Based on Trip.com’s real-time data, the UA4312 flight operated by United Airlines on Mar 14, 2026 is scheduled to fly from Houston (IAH) to Mobile (MOB). The flight is expected to depart at 20:25 and land at 21:57 .
Fri, Mar 13
Sat, Mar 14
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Scheduled
Your flight will depart on time.
1h 32m
Check-in Counter
--
Boarding Gate
B15
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
1h 32m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Information provided by VariFlightVariFlight. For the latest updates, please refer to airport announcements or consult your airline. If this is not your flight, you can browse more options for flights from Houston to Mobile to find your schedule.
UA4312 Aircraft Details
Embraer RJ 135/140/145
Punctuality (Departure)
83%
Punctuality (Arrival)
93%
Late on average
7 minutes
Age
21y, 2m
Seats
Up to 50
Distance
--
Economy
Premium Economy
Onboard Amenities
Snacks
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seating Plan
79 cm
Legroom
--
Seat width
105°
Reclining Angle
1-2
Seat layout example
Onboard Amenities
None
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seating Plan
97 cm
Legroom
--
Seat width
105°
Reclining Angle
--
Seat layout example
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Flight History for UA4312
Trip.com historical records show that the last UA4312 flight departed on Fri, Mar 13 from IAH at approximately 20:25. This flight is expected to arrrive in MOB at 21:25.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Mar 8 | Houston (IAH) | Mobile (MOB) | E45X | 20:35 | 21:35 | Arrived |
| Mon, Mar 9 | Houston (IAH) | Mobile (MOB) | E45X | 20:48 | 21:48 | Arrived |
| Tue, Mar 10 | Houston (IAH) | Mobile (MOB) | E45X | 20:54 | 21:53 | Arrived |
| Wed, Mar 11 | Houston (IAH) | Mobile (MOB) | E45X | -- | -- | Cancelled |
| Thu, Mar 12 | Houston (IAH) | Mobile (MOB) | E45X | 21:08 | 22:10 | Arrived |
| Fri, Mar 13 | Houston (IAH) | Mobile (MOB) | E45X | 20:25 | 21:25 | Scheduled |
| Sat, Mar 14 | Houston (IAH) | Mobile (MOB) | ERJ | 20:25 | 21:57 | Scheduled |
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UA4312 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4312 is 83% (Late on average 39 minutes), and the on-time arrival rate is 93% (Late on average 7 minutes).
On-Time Departures
Punctuality
83%
Late on average 39 minutes
Early
3%
On time
80%
30 mins late
13%
60 mins late
0%
90 mins late
3%
Cancelled
1%
On-Time Arrivals
Punctuality
93%
Late on average 7 minutes
Early
87%
On time
7%
30 mins late
3%
60 mins late
0%
90 mins late
3%
Cancelled
1%
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