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United Airlines United Airlines

UA4831 Flight Status

According to Trip.com real-time data, the UA4831 flight operated by United Airlines on Sep 21, 2026 is scheduled to fly from Washington D.C. (IAD) to Roanoke (ROA). The flight is expected to depart at 12:35 and land at 13:11 .
Sun, Sep 20
Mon, Sep 21
Tue, Sep 22
WAS-ROA

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Arrived
The flight has arrived 20m early
Washington D.C.(IAD)
13:02
Scheduled: 12:35, Sep 20
Dulles International Airport
173106C5-5199-4134-A176-6296CB3DA377 1h 19m
Roanoke(ROA)
13:34
Scheduled: 13:54, Sep 20
Roanoke Regional Airport
Check-in Counter
AREA 4
Boarding Gate
A6A
Arrival Gate
2
Baggage
--
WAS-ROA

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Scheduled
Your flight will depart on time.
Washington D.C.(IAD)
12:35
Scheduled: 12:35, Sep 21
Dulles International Airport
173106C5-5199-4134-A176-6296CB3DA377 1h 19m
Roanoke(ROA)
13:11
Scheduled: 13:54, Sep 21
Roanoke Regional Airport
Check-in Counter
AREA 4
Boarding Gate
A6B
Arrival Gate
2
Baggage
--
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WAS-ROA

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Scheduled
Your flight will depart on time.
Washington D.C.(IAD)
12:35
Scheduled: 12:35, Sep 22
Dulles International Airport
173106C5-5199-4134-A176-6296CB3DA377 1h 19m
Roanoke(ROA)
13:54
Scheduled: 13:54, Sep 22
Roanoke Regional Airport
Check-in Counter
AREA 4
Boarding Gate
A5A
Arrival Gate
--
Baggage
--
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
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UA4831

Track the Previous Flight Status: Scheduled

UA4283
|
Columbia (CAE) Washington D.C. (WAS)
Scheduled: 11:54
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UA4831 Aircraft Details

According to Trip.com real-time data, the UA4831 flight flying from Washington D.C. to Roanoke on 9/21/2026 is operated by the aircraft model Embraer RJ 135/140/145. This aircraft has been in service for 20y, 6m. The aircraft is equipped with 50 seats.
flight status
Embraer RJ 135/140/145
Punctuality (Departure)
70%
Punctuality (Arrival)
93%
Early on average
12 minutes
Age
20y, 6m
Seats
50
Flight Distance
--
Economy
Premium Economy
In-Flight Services
None
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seat Information
79 cm
Legroom
--
Seat width
105°
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
More legroom than on 33% of flights
--
Seat width
105°
Reclining Angle
--
Seat layout example
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Flight History for UA4831

Trip.com historical records show that the last UA4831 flight departed on Sun, Sep 20 from IAD at approximately 13:02. This flight is expected to arrrive in ROA at 13:34.
DateAirportAircraft ModelDepartureArrivalStatus
DepartureArrival
Wed, Sep 16Washington D.C. (IAD)Roanoke (ROA)E45X12:3913:11Arrived
Thu, Sep 17Washington D.C. (IAD)Roanoke (ROA)E45X13:2414:00Arrived
Fri, Sep 18Washington D.C. (IAD)Roanoke (ROA)E45X13:1513:51Arrived
Sat, Sep 19Washington D.C. (IAD)Roanoke (ROA)E45X13:1513:59Arrived
Sun, Sep 20Washington D.C. (IAD)Roanoke (ROA)E45X13:0213:34Arrived
Mon, Sep 21Washington D.C. (IAD)Roanoke (ROA)E45X12:3513:11Scheduled
Tue, Sep 22Washington D.C. (IAD)Roanoke (ROA)E45X12:3513:54Scheduled
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UA4831 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4831 is 70% (Late on average 29 minutes), and the on-time arrival rate is 93% (Early on average 12 minutes).

On-Time Departures
Punctuality
70%
Late on average 29 minutes
Early
0%
On time
70%
30 mins late
23%
60 mins late
3%
90 mins late
3%
Canceled
0%
On-Time Arrivals
Punctuality
93%
Early on average 12 minutes
Early
83%
On time
10%
30 mins late
3%
60 mins late
0%
90 mins late
3%
Canceled
0%

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Frequently Asked Questions

  • What is the current status of flight ua4831?

    Flight ua4831 has not departed yet and is currently on schedule. Scheduled departure 12:35, arrival 13:54 (updated Sep 21, 2026).
  • Flight ua4831 has not departed yet and is currently on schedule. Scheduled departure is 12:35, with arrival at 13:54. Recheck gate and timing before you head to the airport.
  • Flight ua4831 is scheduled to depart at 12:35. The latest actual or estimated departure time is 12:35, and the current status is Scheduled (updated Sep 21, 2026).
  • Flight ua4831 is scheduled to arrive at 13:54. The latest estimated or actual arrival time is 13:11. Status is Scheduled as of Sep 21, 2026.
  • Flight ua4831 is operated by United Airlines from Washington D.C. (IAD) to Roanoke (ROA). Typical flight time is about 1 hour19 minutes; operating days may include Monday.
  • Track flight ua4831 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 ua4831 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 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.
  • Flight ua4831 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 12:35.
  • Flight ua4831 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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Arrival Info: Roanoke Weather & Current Time

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Mostly clear
|
18°C - 32°C
Weather forecast for your arrival day
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0 hour time difference
Time on arrival: Washington D.C. 13:54| Roanoke 13:54

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