United Airlines UA4031 Flight Status
According to Trip.com real-time data, the UA4031 flight operated by United Airlines on Mar 25, 2026 is scheduled to fly from Houston (IAH) to Tucson (TUS). The flight is expected to depart at 09:54 (local time in Houston, UTC-5) and arrive at 10:06 (local time in Tucson, UTC-7) .
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
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Arrived
The flight has arrived 39m early
3h 2m
Check-in Counter
--
Boarding Gate
C41
Arrival Gate
A8
Baggage
7
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Scheduled
Your flight will depart on time.
3h 2m
Check-in Counter
--
Boarding Gate
A1
Arrival Gate
A8
Baggage
7
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Scheduled
Your flight will depart on time.
3h 2m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
A8
Baggage
7
Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
UA4059
|
Indianapolis (IND) 
Houston (HOU)
Houston (HOU)Scheduled: 08:37
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UA4031 Aircraft Details
Embraer 175
Punctuality (Departure)
79%
Punctuality (Arrival)
84%
Early on average
21 minutes
Age
10y, 10m
Seats
76
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Inflight entertainment is available
Wi-Fi is available
Unknown
Seat Information
79 cm
More legroom than on 50% of flights
46 cm
Seat width better than on 75% of flights
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Meal included
Inflight entertainment is available
Wi-Fi is available
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
None
Inflight entertainment is available
Wi-Fi is available
Unknown
Seat Information
86 cm
Legroom
46 cm
Seat width better than on 75% of flights
105°
Reclining Angle
2-2
Seat layout example
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Flight History for UA4031
Trip.com historical records show that the last UA4031 flight departed on Tue, Mar 24 from IAH at approximately 10:14. This flight is expected to arrrive in TUS at 10:17.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Mar 20 | Houston (IAH) | Tucson (TUS) | E75L | 10:12 | 10:15 | Arrived |
| Sat, Mar 21 | Houston (IAH) | Tucson (TUS) | E75L | 10:07 | 10:08 | Arrived |
| Sun, Mar 22 | Houston (IAH) | Tucson (TUS) | E75L | 10:43 | 10:47 | Arrived |
| Mon, Mar 23 | Houston (IAH) | Tucson (TUS) | E75L | 10:12 | 10:22 | Arrived |
| Tue, Mar 24 | Houston (IAH) | Tucson (TUS) | E75L | 10:14 | 10:17 | Arrived |
| Wed, Mar 25 | Houston (IAH) | Tucson (TUS) | E75L | 09:54 | 10:06 | Scheduled |
| Thu, Mar 26 | Houston (IAH) | Tucson (TUS) | E75L | 09:54 | 10:56 | Scheduled |
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UA4031 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA4031 is 79% (Late on average 30 minutes), and the on-time arrival rate is 84% (Early on average 21 minutes).
On-Time Departures
Punctuality
79%
Late on average 30 minutes
Early
0%
On time
79%
30 mins late
5%
60 mins late
5%
90 mins late
11%
Cancelled
5%
On-Time Arrivals
Punctuality
84%
Early on average 21 minutes
Early
84%
On time
0%
30 mins late
5%
60 mins late
11%
90 mins late
0%
Cancelled
5%
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Arrival Info: Tucson Weather & Current Time
Partly cloudy
|
16°C - 34°C
Weather forecast for your arrival day
-2 hour time difference
Time on arrival: Houston 12:56| Tucson 10:56
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