United Airlines UA4257

Washington D.C. to Knoxville

Tue, Jul 21
Wed, Jul 22
Thu, Jul 23

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Arrived

IAD
Washington D.C., Tue, Jul 21
9:13 AM
Scheduled: 9:00 AM
Check-in
AREA 4
Terminal
--
Gate
A5B
departured icon
Departure
Flight time: 1h 42m
arrived icon
Arrival
TYS
Knoxville, Tue, Jul 21
10:18 AM
Scheduled: 10:42 AM
Baggage
3
Terminal
--
Gate
--

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Scheduled

Scheduled to depart in 19h 2m

IAD
Washington D.C., Wed, Jul 22
9:00 AM
Scheduled: 9:00 AM
Check-in
AREA 4
Terminal
--
Gate
A3A
waiting to departure icon
Departure
Flight time: 1h 42m
haven't arrived icon
Arrival
TYS
Knoxville, Wed, Jul 22
10:03 AM
Scheduled: 10:42 AM
Baggage
--
Terminal
--
Gate
--

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Scheduled

IAD
Washington D.C., Thu, Jul 23
9:00 AM
Scheduled: 9:00 AM
Check-in
AREA 4
Terminal
--
Gate
--
waiting to departure icon
Departure
Flight time: 1h 42m
haven't arrived icon
Arrival
TYS
Knoxville, Thu, Jul 23
10:42 AM
Scheduled: 10:42 AM
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: 21y, 7m
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 Sat, Jul 18 9:00 AM (local time) and arrive at Sat, Jul 18 10:39 AM (local time). The latest flight information is provided by Whatflytime.
Date Route Departure Arrival Aircraft Status
Sat, Jul 18 IAD - TYS
Actual: 9:26 AM
Scheduled: 9:00 AM
Actual: 10:29 AM
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Arrived
Mon, Jul 20 IAD - TYS
Actual: 9:07 AM
Scheduled: 9:00 AM
Actual: 10:11 AM
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Arrived
Fri, Jul 17 IAD - TYS
Actual: 9:14 AM
Scheduled: 9:00 AM
Actual: 10:15 AM
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Arrived
Wed, Jul 22 IAD - TYS
Actual:
Scheduled: 9:00 AM
Actual:
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Scheduled
Sun, Jul 19 IAD - TYS
Actual: 9:13 AM
Scheduled: 9:00 AM
Actual: 10:35 AM
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Arrived
Thu, Jul 16 IAD - TYS
Actual: 9:08 AM
Scheduled: 9:00 AM
Actual: 10:08 AM
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Arrived
Tue, Jul 21 IAD - TYS
Actual: 9:13 AM
Scheduled: 9:00 AM
Actual: 10:18 AM
Scheduled: 10:42 AM
Embraer RJ 135/140/145 Arrived
Date Departure Arrival Status
Sat, Jul 18
Actual: 9:26 AM
Scheduled: 9:00 AM
Actual: 10:29 AM
Scheduled: 10:42 AM
Arrived
Mon, Jul 20
Actual: 9:07 AM
Scheduled: 9:00 AM
Actual: 10:11 AM
Scheduled: 10:42 AM
Arrived
Fri, Jul 17
Actual: 9:14 AM
Scheduled: 9:00 AM
Actual: 10:15 AM
Scheduled: 10:42 AM
Arrived
Wed, Jul 22
Actual:
Scheduled: 9:00 AM
Actual:
Scheduled: 10:42 AM
Scheduled
Sun, Jul 19
Actual: 9:13 AM
Scheduled: 9:00 AM
Actual: 10:35 AM
Scheduled: 10:42 AM
Arrived
Thu, Jul 16
Actual: 9:08 AM
Scheduled: 9:00 AM
Actual: 10:08 AM
Scheduled: 10:42 AM
Arrived
Tue, Jul 21
Actual: 9:13 AM
Scheduled: 9:00 AM
Actual: 10:18 AM
Scheduled: 10:42 AM
Arrived

UA4257 punctuality rate

UA4257 will depart from Dulles International Airport at Sat, Jul 18 9:00 AM, arriving at Mcghee Tyson Airport at Sat, Jul 18 10:39 AM. The recent on-time departure rate is 77%. The recent on-time arrival rate is 83%. The average delay is 14m.
IAD (Dulles International Airport) - TYS (Mcghee Tyson Airport)
  • Departure:
    77% on time
  • Arrival:
    83% on time
  • Average delay:
    14min
Delayed
24m
18m
12m
6m
On time
14 Jul
15
16
17
18
19
20 Jul
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.
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