United Airlines UA4257

Washington D.C. to Knoxville

Wed, Feb 25
Thu, Feb 26
Fri, Feb 27

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Arrived

IAD
Washington D.C., Wed, Feb 25
09:15
Scheduled: 09:00
Check-in
AREA 4
Terminal
--
Gate
A5B
departured icon
Departure
Flight time: 1h 49m
arrived icon
Arrival
TYS
Knoxville, Wed, Feb 25
10:31
Scheduled: 10:49
Baggage
3
Terminal
--
Gate
11

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Scheduled

Scheduled to depart in 6h 6m

IAD
Washington D.C., Thu, Feb 26
09:00
Scheduled: 09:00
Check-in
AREA 4
Terminal
--
Gate
A5D
waiting to departure icon
Departure
Flight time: 1h 49m
haven't arrived icon
Arrival
TYS
Knoxville, Thu, Feb 26
10:13
Scheduled: 10:49
Baggage
3
Terminal
--
Gate
--

Access extensive flight status info directly on the app!

Scheduled

IAD
Washington D.C., Fri, Feb 27
09:00
Scheduled: 09:00
Check-in
AREA 4
Terminal
--
Gate
A5A
waiting to departure icon
Departure
Flight time: 1h 49m
haven't arrived icon
Arrival
TYS
Knoxville, Fri, Feb 27
10:49
Scheduled: 10:49
Baggage
--
Terminal
--
Gate
--
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UA4257 flight details

The aircraft model for flight UA4257 is Embraer RJ 135/140/145, operated by United Airlines, and features 50 seats.
Airline: United Airlines Embraer RJ 135/140/145 Embraer RJ 135/140/145
Airline: United Airlines
Distance flown: --
Age: 22y, 5m
Seats: 50
Meal service: available
Wi-Fi: Available
USB port: Available
Entertainment: available
Recline angle: 105°
Seat width: --
Legroom: 79 cm

UA4257 flight schedules

Flight UA4257's latest flight is scheduled to depart at Sun, Feb 22 09:00 (local time) and arrive at Sun, Feb 22 10:46 (local time). The latest flight information is provided by Whatflytime.
Date Route Departure Arrival Aircraft Status
Sun, Feb 22 IAD - TYS
Actual: 09:34
Scheduled: 09:00
Actual: 10:47
Scheduled: 10:49
Embraer RJ 135/140/145 Arrived
Tue, Feb 24 IAD - TYS
Actual: 09:17
Scheduled: 09:00
Actual: 10:25
Scheduled: 10:49
Embraer RJ 135/140/145 Arrived
Mon, Feb 23 IAD - TYS
Actual: 09:10
Scheduled: 09:00
Actual: 10:13
Scheduled: 10:49
Embraer RJ 135/140/145 Arrived
Sat, Feb 21 IAD - TYS
Actual: 09:21
Scheduled: 09:00
Actual: 10:40
Scheduled: 10:49
Embraer RJ 135/140/145 Arrived
Thu, Feb 26 IAD - TYS
Actual:
Scheduled: 09:00
Actual:
Scheduled: 10:49
Embraer RJ 135/140/145 Scheduled
Wed, Feb 25 IAD - TYS
Actual: 09:15
Scheduled: 09:00
Actual: 10:31
Scheduled: 10:49
Embraer RJ 135/140/145 Arrived
Fri, Feb 20 IAD - TYS
Actual: 09:15
Scheduled: 09:00
Actual: 10:31
Scheduled: 10:49
Embraer RJ 135/140/145 Arrived
Date Departure Arrival Status
Sun, Feb 22
Actual: 09:34
Scheduled: 09:00
Actual: 10:47
Scheduled: 10:49
Arrived
Tue, Feb 24
Actual: 09:17
Scheduled: 09:00
Actual: 10:25
Scheduled: 10:49
Arrived
Mon, Feb 23
Actual: 09:10
Scheduled: 09:00
Actual: 10:13
Scheduled: 10:49
Arrived
Sat, Feb 21
Actual: 09:21
Scheduled: 09:00
Actual: 10:40
Scheduled: 10:49
Arrived
Thu, Feb 26
Actual:
Scheduled: 09:00
Actual:
Scheduled: 10:49
Scheduled
Wed, Feb 25
Actual: 09:15
Scheduled: 09:00
Actual: 10:31
Scheduled: 10:49
Arrived
Fri, Feb 20
Actual: 09:15
Scheduled: 09:00
Actual: 10:31
Scheduled: 10:49
Arrived

UA4257 punctuality rate

UA4257 will depart from Dulles International Airport at Sun, Feb 22 09:00, arriving at Mcghee Tyson Airport at Sun, Feb 22 10:46. The recent on-time departure rate is 67%. The recent on-time arrival rate is 80%. The average delay is 18m.
IAD (Dulles International Airport) - TYS (Mcghee Tyson Airport)
  • Departure:
    67% on time
  • Arrival:
    80% on time
  • Average delay:
    18min
Delayed
28m
21m
14m
7m
On time
19 Feb
20
21
22
23
24
25 Feb
UA4257
Whatflytime is a global flight tracker that provides real-time status updates using trusted data from Trip.com. With multilingual support and worldwide coverage, it's your reliable source for up-to-date flight information.
Current language: British English