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 | |
|---|---|---|---|---|---|---|---|
| 21 Oct 2026 |
08:53
EDT |
Washington IAD
|
Knoxville TYS
|
10:20
EDT |
E45X | N11193 | Play |
| 20 Oct 2026 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
10:29
EDT |
E45X | N11176 | Play |
| 19 Oct 2026 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
10:16
EDT |
E45X | N14148 | Play |
| 18 Oct 2026 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
10:28
EDT |
E45X | N17196 | Play |
| 17 Oct 2026 |
08:55
EDT |
Washington IAD
|
Knoxville TYS
|
10:43
EDT |
E45X | N31131 | Play |
| 16 Oct 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
13:58
EDT |
E45X | N12167 | Play |
| 15 Oct 2026 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
13:31
EDT |
E45X | N10156 | Play |
| 14 Oct 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
13:26
EDT |
E45X | N12167 | Play |
| 13 Oct 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
13:29
EDT |
E45X | N16183 | Play |
| 12 Oct 2026 |
08:55
EDT |
Washington IAD
|
Knoxville TYS
|
10:09
EDT |
E45X | N21197 | Play |
| 11 Oct 2026 |
09:40
EDT |
Washington IAD
|
Knoxville TYS
|
13:35
EDT |
E45X | N14148 | Play |
| 10 Oct 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
13:32
EDT |
E45X | N12160 | Play |
| 9 Oct 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
13:43
EDT |
E45X | N16151 | Play |
| 8 Oct 2026 |
08:51
EDT |
Washington IAD
|
Knoxville TYS
|
10:09
EDT |
E45X | N14198 | Play |
| 7 Oct 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
10:15
EDT |
E45X | N16151 | Play |
| 6 Oct 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
10:25
EDT |
E45X | N16183 | Play |
| 5 Oct 2026 |
11:16
EDT |
Washington IAD
|
Knoxville TYS
|
12:55
EDT |
E45X | N14198 | Play |
| 4 Oct 2026 |
08:55
EDT |
Washington IAD
|
Knoxville TYS
|
10:23
EDT |
E45X | N16149 | Play |
| 3 Oct 2026 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
10:26
EDT |
E45X | N11176 | Play |
| 2 Oct 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
10:18
EDT |
E45X | N21197 | Play |
| 1 Oct 2026 |
08:53
EDT |
Washington IAD
|
Knoxville TYS
|
10:23
EDT |
E45X | N17146 | Play |
| 30 Sep 2026 |
09:25
EDT |
Washington IAD
|
Knoxville TYS
|
13:45
EDT |
E45X | N13202 | Play |
| 29 Sep 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
13:49
EDT |
E45X | N14186 | Play |
| 28 Sep 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
14:02
EDT |
E45X | N14186 | Play |
| 27 Sep 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
10:11
EDT |
E45X | N14153 | Play |
| 26 Sep 2026 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
13:40
EDT |
E45X | N17196 | Play |
| 25 Sep 2026 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
10:24
EDT |
E45X | N21144 | Play |
| 24 Sep 2026 |
09:25
EDT |
Washington IAD
|
Knoxville TYS
|
13:51
EDT |
E45X | N14198 | Play |
| 21 Sep 2026 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
13:19
EDT |
E45X | N14186 | Play |
| 20 Sep 2026 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
13:30
EDT |
E45X | N21144 | Play |
