United Airlines UA4311 Flight Status
Status: Flight UA4311 Landed Safely | Early. According to Trip.com's latest status for United Airlines flight UA4311 from Knoxville to Washington D.C. (TYS-IAD): Landed: Dulles International Airport (IAD) at 07:03 (local time) Early: Approximately 22m early.
Sun, Sep 20
Mon, Sep 21
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Arrived
The flight has arrived 14m early
1h 40m
Check-in Counter
--
Boarding Gate
11
Arrival Gate
A5A
Baggage
5
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Arrived
The flight has arrived 22m early
1h 40m
Check-in Counter
--
Boarding Gate
11
Arrival Gate
A2E
Baggage
5
Information provided by VariFlight For the latest updates, please refer to airport announcements or consult your airline. You can also explore more flights from Knoxville to Washington D.C. or track other flights with our flight status tracker.
Track the Previous Flight Status: Landed at Knoxville
UA4304
|
Washington D.C. (WAS) 
Knoxville (TYS)
Knoxville (TYS)Scheduled: 23:59
|
20m early
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UA4311 Aircraft Details
According to Trip.com real-time data, the UA4311 flight flying from Knoxville to Washington D.C. on 9/21/2026 is operated by the aircraft model Embraer RJ 135/140/145. This aircraft has been in service for 23y, 2m. The aircraft is equipped with 50 seats.
Embraer RJ 135/140/145
Punctuality (Departure)
97%
Punctuality (Arrival)
100%
Early on average
22 minutes
Age
23y, 2m
Seats
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
100°
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
More legroom than on 14% of flights
--
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for UA4311
Trip.com historical records show that the last UA4311 flight departed on Sun, Sep 20 from TYS at approximately 05:50. This flight is expected to arrrive in IAD at 07:11.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Sep 13 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:51 | 07:00 | Arrived |
| Mon, Sep 14 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:56 | 07:07 | Arrived |
| Thu, Sep 17 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:51 | 07:01 | Arrived |
| Fri, Sep 18 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:53 | 07:04 | Arrived |
| Sat, Sep 19 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:49 | 07:00 | Arrived |
| Sun, Sep 20 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:50 | 07:11 | Arrived |
| Mon, Sep 21 | Knoxville (TYS) | Washington D.C. (IAD) | E45X | 05:51 | 07:03 | Arrived |
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UA4311 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4311 is 97% (Late on average 8 minutes), and the on-time arrival rate is 100% (Early on average 22 minutes).
On-Time Departures
Punctuality
97%
Late on average 8 minutes
Early
0%
On time
97%
30 mins late
3%
60 mins late
0%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
100%
Early on average 22 minutes
Early
97%
On time
3%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Frequently Asked Questions
What is the current status of flight ua4311?
Flight ua4311 has arrived (status: Arrived). Actual arrival 07:03 (updated Sep 21, 2026).Is flight ua4311 on time today?
Flight ua4311 has arrived (status: Arrived). Actual arrival was 07:03; follow airport screens for the baggage carousel.Has flight ua4311 departed yet? What is the departure time?
Flight ua4311 is scheduled to depart at 05:45. The latest actual or estimated departure time is 05:51, and the current status is Arrived (updated Sep 21, 2026).When is flight ua4311 scheduled to arrive?
Flight ua4311 is scheduled to arrive at 07:25. The latest estimated or actual arrival time is 07:03. Status is Arrived as of Sep 21, 2026.What route does flight ua4311 fly?
Flight ua4311 is operated by United Airlines from Knoxville (TYS) to Washington D.C. (IAD). Typical flight time is about 1 hour40 minutes; operating days may include Monday.How can I check real-time status for flight ua4311?
Track flight ua4311 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 ua4311 is delayed or canceled, what should I do?
If ua4311 is delayed or canceled, first confirm the latest status here (Arrived, 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.Has flight ua4311 departed from Knoxville?
Flight ua4311 has already left Knoxville and completed its journey. Departure was 05:51; actual arrival 07:03.What is the seat configuration for flight ua4311?
Flight ua4311 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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Destination Info: Washington D.C. Weather & Time
Cloudy
|
20°C - 28°C
Expected weather conditions upon arrival
0 hour time difference
Time on arrival: Knoxville 07:03| Washington D.C. 07:03
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