United Airlines Flight UA4257 UCA4257
Service Type
Passenger
Seats
50
Freight
--
Capacity
1 tonnes
Upcoming Flights
| Date | Departing | From | To | Arriving | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 28 Oct 2026 |
09:40
EDT |
Washington IAD
|
Knoxville TYS
|
11:30
EDT |
ERJ | Unknown | Play |
| 27 Oct 2026 |
09:40
EDT |
Washington IAD
|
Knoxville TYS
|
11:30
EDT |
ERJ | Unknown | Play |
| 26 Oct 2026 |
09:40
EDT |
Washington IAD
|
Knoxville TYS
|
11:30
EDT |
ERJ | Unknown | Play |
| 24 Oct 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
10:37
EDT |
ERJ | Unknown | Play |
| 23 Oct 2026 |
08:25
EDT |
Washington IAD
|
Syracuse SYR
|
09:48
EDT |
ERJ | Unknown | Play |
| 22 Oct 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
10:37
EDT |
E45X | N11165 | Play |
Past Flights
| Date | Departed | From | To | Arrived | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 7 Jul 2026 |
09:35
EDT |
Washington IAD
|
Knoxville TYS
|
12:54
EDT |
E45X | N16151 | Play |
| 6 Jul 2026 |
09:25
EDT |
Washington IAD
|
Knoxville TYS
|
13:46
EDT |
E45X | N16147 | Play |
| 5 Jul 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
12:25
EDT |
E45X | N17196 | Play |
| 4 Jul 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
10:10
EDT |
E45X | N10156 | Play |
| 3 Jul 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
13:44
EDT |
E45X | N33182 | Play |
| 2 Jul 2026 |
12:00
EDT |
Washington IAD
|
Knoxville TYS
|
14:34
EDT |
E45X | N14174 | Play |
| 1 Jul 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
13:43
EDT |
E45X | N16183 | Play |
| 30 Jun 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
10:21
EDT |
E45X | N14153 | Play |
| 29 Jun 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
10:12
EDT |
E45X | N21197 | Play |
| 28 Jun 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
12:31
EDT |
E45X | N12142 | Play |
| 27 Jun 2026 |
09:25
EDT |
Washington IAD
|
Knoxville TYS
|
13:58
EDT |
E45X | N11192 | Play |
| 26 Jun 2026 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
10:21
EDT |
E45X | N33182 | Play |
| 25 Jun 2026 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
12:03
EDT |
E45X | N14177 | Play |
| 24 Jun 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
13:49
EDT |
E45X | N11199 | Play |
| 23 Jun 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
14:00
EDT |
E45X | N21154 | Play |
| 22 Jun 2026 |
12:55
EDT |
Washington IAD
|
Knoxville TYS
|
14:16
EDT |
E45X | N14168 | Play |
| 21 Jun 2026 |
12:40
EDT |
Washington IAD
|
Knoxville TYS
|
14:44
EDT |
E45X | N16178 | Play |
| 20 Jun 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
10:18
EDT |
E45X | N17196 | Play |
| 19 Jun 2026 |
12:00
EDT |
Washington IAD
|
Knoxville TYS
|
13:50
EDT |
E45X | N12167 | Play |
| 18 Jun 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
13:42
EDT |
E45X | N14203 | Play |
| 17 Jun 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
13:45
EDT |
E45X | N14174 | Play |
| 16 Jun 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
10:17
EDT |
E45X | N16149 | Play |
| 15 Jun 2026 |
12:35
EDT |
Washington IAD
|
Knoxville TYS
|
15:00
EDT |
E45X | N14198 | Play |
| 14 Jun 2026 |
11:50
EDT |
Washington IAD
|
Knoxville TYS
|
12:58
EDT |
E45X | N21154 | Play |
| 13 Jun 2026 |
13:55
EDT |
Washington IAD
|
Knoxville TYS
|
15:09
EDT |
E45X | N11150 | Play |
| 12 Jun 2026 |
13:20
EDT |
Washington IAD
|
Knoxville TYS
|
14:28
EDT |
E45X | N12201 | Play |
| 11 Jun 2026 |
13:15
EDT |
Washington IAD
|
Knoxville TYS
|
14:15
EDT |
E45X | N14203 | Play |
| 10 Jun 2026 |
12:15
EDT |
Washington IAD
|
Knoxville TYS
|
17:34
EDT |
E45X | N11191 | Play |
| 9 Jun 2026 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
13:51
EDT |
E45X | N21197 | Play |
| 8 Jun 2026 |
11:50
EDT |
Washington IAD
|
Knoxville TYS
|
13:50
EDT |
E45X | N14186 | Play |
