3 Feb
UA4257
LANDED 9d AGO
13:51
Washington, VA (IAD)
15:26
Knoxville, TN (TYS)
01h09m
N14203 (E45X)
675 km
Departed
13:51
1 week ago
Arrived
15:26
1 week ago
UA4257
UCA4257
LANDED 9d AGO
Tuesday, February 3 2026
08:51 EST
Scheduled 09:00
Tuesday, February 3 2026
10:26 EST
ON-TIME
Scheduled 10:57
Flight info
Airline/Operator
Duration
01h09m
Distance
675 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
A3A
Arrival Gate
11
Departure Taxi Time
20m
Arrival Taxi Time
6m
ATC Route
KIAD.CLTCH3.MAULS.Q40.ALEAN..VXV..KTYS/1523
Position Info
Latitude
-
Longitude
-
Altitude
-
Ground Speed
Wind
Air Temperature
Vertical Speed
Heading
-
Squawk
-
Source
-
Station
-
FIR
Aircraft Info
Aircraft Model
Registration
Mode-S
Serial Number
14500964
Aircraft Age
Owner
Last Activity
14 hours ago
Last Known Location
Washington, VA, United States
Last Flight
Aircraft Type
Nr. Engines
Nr. Seats
Weight Class
Cruising Speed
Engine
Engine Type
Aircraft Category
Registrant Type
Airworthiness Class
Operation Types
Certificate Issue Date
Registration Status
Flight Activity
  • Future
  • 15 Feb
    UA4257
    EST. DEPART IN 1d
    14:00
    Washington, VA (IAD)
    15:49
    Knoxville, TN (TYS)
    01h49m
    N21129 (E45X)
    675 km
    Estimated
    14:00
    In 2 days
    Estimated
    15:49
    In 2 days
  • 14 Feb
    UA4257
    EST. DEPART IN 22h 41m
    14:00
    Washington, VA (IAD)
    15:49
    Knoxville, TN (TYS)
    01h49m
    N14125 (E45X)
    675 km
    Estimated
    14:00
    In 23 hours
    Estimated
    15:49
    In 1 day
  • Current
  • 13 Feb
    UA4257
    EST. ARRIVAL 11s AGO
    13:55
    Washington, VA (IAD)
    15:26
    Knoxville, TN (TYS)
    01h49m
    N14143 (E45X)
    675 km
    Departed
    13:55
    1 hour ago
    Estimated
    15:26
    11 seconds ago
  • Past
  • 12 Feb
    UA4257
    LANDED 23h 41m AGO
    13:58
    Washington, VA (IAD)
    15:37
    Knoxville, TN (TYS)
    01h09m
    N16149 (E45X)
    675 km
    Departed
    13:58
    1 day ago
    Arrived
    15:37
    24 hours ago
  • 11 Feb
    UA4257
    LANDED 1d AGO
    13:56
    Washington, VA (IAD)
    15:28
    Knoxville, TN (TYS)
    01h14m
    N14188 (E45X)
    675 km
    Departed
    13:56
    2 days ago
    Arrived
    15:28
    2 days ago
  • 10 Feb
    UA4257
    LANDED 2d AGO
    15:30
    Washington, VA (IAD)
    16:37
    Knoxville, TN (TYS)
    01h06m
    N17159 (E45X)
    675 km
    Departed
    15:30
    3 days ago
    Arrived
    16:37
    3 days ago
  • 10 Feb
    UA4257
    LANDED 2d AGO
    15:10
    Washington, VA (IAD)
    16:42
    Knoxville, TN (TYS)
    01h06m
    N14188 (E45X)
    675 km
    Departed
    15:10
    3 days ago
    Arrived
    16:42
    3 days ago
  • 9 Feb
    UA4257
    LANDED 3d AGO
    13:52
    Washington, VA (IAD)
    15:21
    Knoxville, TN (TYS)
    01h02m
    N13161 (E45X)
    675 km
    Departed
    13:52
    4 days ago
    Arrived
    15:21
    4 days ago
  • 8 Feb
    UA4257
    LANDED 4d AGO
    17:53
    Washington, VA (IAD)
    19:40
    Knoxville, TN (TYS)
    01h11m
    N17138 (E45X)
    675 km
    Departed
    17:53
    5 days ago
    Arrived
    19:40
    5 days ago
  • 7 Feb
    UA4257
    LANDED 5d AGO
    13:59
    Washington, VA (IAD)
    16:08
    Knoxville, TN (TYS)
    01h09m
    N12136 (E45X)
    675 km
    Departed
    13:59
    6 days ago
    Arrived
    16:08
    6 days ago
  • 3 Feb
    UA4257
    LANDED 9d AGO
    13:51
    Washington, VA (IAD)
    15:26
    Knoxville, TN (TYS)
    01h09m
    N14203 (E45X)
    675 km
    Departed
    13:51
    1 week ago
    Arrived
    15:26
    1 week ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 15Washington, VA (IAD/KIAD)
09:00 EST
Knoxville, TN (TYS/KTYS)
10:49 EST
E45X (N21129)
Estimated
01h49m
2026 Feb 14Washington, VA (IAD/KIAD)
09:00 EST
Knoxville, TN (TYS/KTYS)
10:49 EST
E45X (N14125)
Estimated
01h49m
Current
2026 Feb 13Washington, VA (IAD/KIAD)
09:00 EST
08:55 EST
Knoxville, TN (TYS/KTYS)
10:49 EST
E45X (N14143)
Est. Arrival 10:26 EST
01h49m
Past
2026 Feb 12Washington, VA (IAD/KIAD)
09:00 EST
08:58 EST
Knoxville, TN (TYS/KTYS)
10:49 EST
E45X (N16149)
Landed 10:37 EST
Time aircraft arrives at gate derived from company/airport information
01h09m
2026 Feb 11Washington, VA (IAD/KIAD)
09:00 EST
08:56 EST
Knoxville, TN (TYS/KTYS)
10:57 EST
E45X (N14188)
Landed 10:28 EST
Time aircraft arrives at gate derived from company/airport information
01h14m
2026 Feb 10Washington, VA (IAD/KIAD)
09:00 EST
10:30 EST
Knoxville, TN (TYS/KTYS)
11:41 EST
E45X (N17159)
Landed 11:37 EST
Landing time derived from ADS-B/Radar data
01h06m
2026 Feb 10Washington, VA (IAD/KIAD)
09:00 EST
10:10 EST
Knoxville, TN (TYS/KTYS)
10:57 EST
E45X (N14188)
Landed 11:42 EST
Time aircraft arrives at gate derived from company/airport information
01h06m
2026 Feb 9Washington, VA (IAD/KIAD)
09:00 EST
08:52 EST
Knoxville, TN (TYS/KTYS)
10:57 EST
E45X (N13161)
Landed 10:21 EST
Time aircraft arrives at gate derived from company/airport information
01h02m
2026 Feb 8Washington, VA (IAD/KIAD)
09:00 EST
12:53 EST
Knoxville, TN (TYS/KTYS)
10:57 EST
E45X (N17138)
Landed 14:40 EST
Time aircraft arrives at gate derived from company/airport information
01h11m
2026 Feb 7Washington, VA (IAD/KIAD)
09:00 EST
08:59 EST
Knoxville, TN (TYS/KTYS)
10:57 EST
E45X (N12136)
Landed 11:08 EST
Time aircraft arrives at gate derived from company/airport information
01h09m
2026 Feb 3Washington, VA (IAD/KIAD)
09:00 EST
08:51 EST
Knoxville, TN (TYS/KTYS)
10:57 EST
E45X (N14203)
Landed 10:26 EST
Time aircraft arrives at gate derived from company/airport information
01h09m

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