United Airlines UA4040 Flight Status
According to Trip.com real-time data, the UA4040 flight operated by United Airlines on May 28, 2026 is scheduled to fly from Houston (IAH) to Raleigh (RDU). The flight is expected to depart at 12:03 (local time in Houston, UTC-5) and arrive at 16:00 (local time in Raleigh, UTC-4) .
Wed, May 27
Thu, May 28
Fri, May 29
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Scheduled
Your flight will depart on time.
2h 57m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
2h 57m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
2h 57m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline. If this is not your flight, you can browse more options for flights from Houston to Raleigh to find your schedule.
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UA4040
Track the Previous Flight Status: Scheduled
UA6172
|
Minneapolis (MSP) 
Houston (HOU)
Houston (HOU)Scheduled: 10:44
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UA4040 Aircraft Details
According to Trip.com real-time data, the UA4040 flight from Houston to Raleigh on 5/28/2026 is operated using the aircraft model Embraer 175. This aircraft has been in service for 10y, 11m. The aircraft has 76 seats.
Embraer 175
Punctuality (Departure)
80%
Punctuality (Arrival)
100%
Early on average
12 minutes
Age
10y, 11m
Seats
76
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Inflight entertainment is available
Unknown
Unknown
Seat Information
79 cm
More legroom than on 59% of flights
46 cm
Seat width better than on 82% of flights
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Meal included
Inflight entertainment is available
Unknown
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width better than on 8% of flights
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
None
Inflight entertainment is available
Unknown
Unknown
Seat Information
86 cm
Legroom
46 cm
Seat width better than on 80% of flights
105°
Reclining Angle
2-2
Seat layout example
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Flight History for UA4040
Trip.com historical records show that the last UA4040 flight departed on Wed, May 27 from IAH at approximately 12:03. This flight is expected to arrrive in RDU at 16:00.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, May 22 | Houston (IAH) | Raleigh (RDU) | E7W | 12:03 | 16:00 | Scheduled |
| Sat, May 23 | Houston (IAH) | Raleigh (RDU) | E75L | 12:03 | 16:00 | Scheduled |
| Sun, May 24 | Houston (IAH) | Raleigh (RDU) | E7W | 12:03 | 16:00 | Scheduled |
| Mon, May 25 | Houston (IAH) | Raleigh (RDU) | E7W | 12:00 | 15:49 | Scheduled |
| Wed, May 27 | Houston (IAH) | Raleigh (RDU) | E7W | 12:03 | 16:00 | Scheduled |
| Thu, May 28 | Houston (IAH) | Raleigh (RDU) | E7W | 12:03 | 16:00 | Scheduled |
| Fri, May 29 | Houston (IAH) | Raleigh (RDU) | E75L | 12:03 | 16:00 | Scheduled |
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UA4040 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA4040 is 80% (Late on average 20 minutes), and the on-time arrival rate is 100% (Early on average 12 minutes).
On-Time Departures
Punctuality
80%
Late on average 20 minutes
Early
0%
On time
80%
30 mins late
20%
60 mins late
0%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
100%
Early on average 12 minutes
Early
100%
On time
0%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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