United Airlines UA4831 Flight Status
According to Trip.com real-time data, the UA4831 flight operated by United Airlines on Sep 23, 2026 is scheduled to fly from Washington D.C. (IAD) to Roanoke (ROA). The flight is expected to depart at 12:35 PM and land at 1:54 PM .
Tue, Sep 22
Wed, Sep 23
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Scheduled
Your flight will depart on time.
1h 19m
Check-in Counter
AREA 4
Boarding Gate
A5A
Arrival Gate
2A
Baggage
1
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Scheduled
Your flight will depart on time.
1h 19m
Check-in Counter
AREA 4
Boarding Gate
A2F
Arrival Gate
--
Baggage
--
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Washington D.C. to Roanoke or track other flights with our flight status tracker.
Track the Previous Flight Status: Scheduled
UA4281
|
Charlottesville (CHO) 
Washington D.C. (WAS)
Washington D.C. (WAS)Scheduled: 11:38 AM
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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 9/23/2026 is operated by the aircraft model Embraer RJ 135/140/145. This aircraft has been in service for 21y, 2m. The aircraft is equipped with 50 seats.
Embraer RJ 135/140/145
Punctuality (Departure)
73%
Punctuality (Arrival)
93%
Early on average
14 minutes
Age
21y, 2m
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 17% 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 Tue, Sep 22 from IAD at approximately 12:35 PM. This flight is expected to arrrive in ROA at 1:14 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Sep 17 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 1:24 PM | 2:00 PM | Arrived |
| Fri, Sep 18 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 1:15 PM | 1:51 PM | Arrived |
| Sat, Sep 19 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 1:15 PM | 1:59 PM | Arrived |
| Sun, Sep 20 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 1:02 PM | 1:34 PM | Arrived |
| Mon, Sep 21 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 12:43 PM | 1:23 PM | Arrived |
| Tue, Sep 22 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 12:35 PM | 1:14 PM | Scheduled |
| Wed, Sep 23 | Washington D.C. (IAD) | Roanoke (ROA) | E45X | 12:35 PM | 1:54 PM | Scheduled |
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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 73% (Late on average 27 minutes), and the on-time arrival rate is 93% (Early on average 14 minutes).
On-Time Departures
Punctuality
73%
Late on average 27 minutes
Early
0%
On time
73%
30 mins late
20%
60 mins late
3%
90 mins late
3%
Canceled
0%
On-Time Arrivals
Punctuality
93%
Early on average 14 minutes
Early
87%
On time
7%
30 mins late
3%
60 mins late
0%
90 mins late
3%
Canceled
0%
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Cheap return flights to Washington D.C.
- Sun, Oct 4Roanoke (ROA)Washington D.C. (WAS)
American AirlinesOne way33% offTHB 8,630THB 5,760 - Mon, Oct 26Roanoke (ROA)Washington D.C. (WAS) American AirlinesOne way31% offTHB 8,630THB 5,950
- Fri, Nov 20Roanoke (ROA)Washington D.C. (WAS) American AirlinesOne way27% offTHB 8,630THB 6,270
- Sat, Sep 26Roanoke (ROA)Washington D.C. (WAS) American AirlinesOne way27% offTHB 8,630THB 6,280
- Fri, Oct 9Roanoke (ROA)Washington D.C. (WAS) American AirlinesOne way23% offTHB 8,630THB 6,620
- Fri, Sep 25Roanoke (ROA)Washington D.C. (WAS) American AirlinesOne way19% offTHB 8,630THB 6,990
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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 PM, arrival 1:54 PM (updated Sep 23, 2026).Is flight ua4831 on time today?
Flight ua4831 has not departed yet and is currently on schedule. Scheduled departure is 12:35 PM, with arrival at 1:54 PM. Recheck gate and timing before you head to the airport.Has flight ua4831 departed yet? What is the departure time?
Flight ua4831 is scheduled to depart at 12:35 PM. The latest actual or estimated departure time is 12:35 PM, and the current status is Scheduled (updated Sep 23, 2026).When is flight ua4831 scheduled to arrive?
Flight ua4831 is scheduled to arrive at 1:54 PM. The latest estimated or actual arrival time is 1:54 PM. Status is Scheduled as of Sep 23, 2026.What route does flight ua4831 fly?
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 Wednesday.How can I check real-time status for flight ua4831?
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 flight ua4831 is delayed or canceled, what should I do?
If ua4831 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 23, 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 ua4831 departed from Washington D.C.?
Flight ua4831 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 12:35 PM.What is the seat configuration for flight ua4831?
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
Thunderstorms
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15°C - 23°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Washington D.C. 13:54| Roanoke 13:54
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