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 | |
|---|---|---|---|---|---|---|---|
| 4 Jun 2025 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
12:18
EDT |
E45X | N12136 | Play |
| 3 Jun 2025 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
10:09
EDT |
E45X | N12160 | Play |
| 2 Jun 2025 |
09:00
EDT |
Washington IAD
|
Knoxville TYS
|
12:07
EDT |
E45X | N17169 | Play |
| 1 Jun 2025 |
09:40
EDT |
Washington IAD
|
Knoxville TYS
|
12:03
EDT |
E45X | N12175 | Play |
| 31 May 2025 |
09:15
EDT |
Washington IAD
|
Knoxville TYS
|
10:24
EDT |
E45X | N21144 | Play |
| 30 May 2025 |
10:05
EDT |
Washington IAD
|
Knoxville TYS
|
11:21
EDT |
E45X | N14188 | Play |
| 29 May 2025 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
12:08
EDT |
E45X | N14203 | Play |
| 28 May 2025 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
14:10
EDT |
E45X | N12135 | Play |
| 27 May 2025 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
10:01
EDT |
E45X | N17196 | Play |
| 26 May 2025 |
08:45
EDT |
Washington IAD
|
Knoxville TYS
|
10:09
EDT |
E45X | N11189 | Play |
| 25 May 2025 |
08:55
EDT |
Washington IAD
|
Knoxville TYS
|
12:05
EDT |
E45X | N12163 | Play |
| 24 May 2025 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
12:02
EDT |
E45X | N12201 | Play |
| 23 May 2025 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
10:39
EDT |
E45X | N31131 | Play |
| 22 May 2025 |
09:20
EDT |
Washington IAD
|
Knoxville TYS
|
10:24
EDT |
E45X | N11199 | Play |
| 21 May 2025 |
08:20
EDT |
Washington IAD
|
Knoxville TYS
|
10:44
EDT |
E45X | N14148 | Play |
| 20 May 2025 |
09:10
EDT |
Washington IAD
|
Knoxville TYS
|
11:07
EDT |
E45X | N11189 | Play |
| 19 May 2025 |
08:35
EDT |
Washington IAD
|
Knoxville TYS
|
09:49
EDT |
E45X | N24128 | Play |
| 18 May 2025 |
08:30
EDT |
Washington IAD
|
Knoxville TYS
|
10:43
EDT |
E45X | N11199 | Play |
| 17 May 2025 |
08:55
EDT |
Washington IAD
|
Knoxville TYS
|
10:48
EDT |
E45X | N12195 | Play |
| 16 May 2025 |
09:05
EDT |
Washington IAD
|
Knoxville TYS
|
10:50
EDT |
E45X | N14158 | Play |
| 15 May 2025 |
08:25
EDT |
Washington IAD
|
Knoxville TYS
|
10:49
EDT |
E45X | N27200 | Play |
| 14 May 2025 |
08:50
EDT |
Washington IAD
|
Knoxville TYS
|
10:58
EDT |
E45X | N12135 | Play |
| 13 May 2025 |
08:30
EDT |
Washington IAD
|
Knoxville TYS
|
10:40
EDT |
E45X | N33182 | Play |
| 12 May 2025 |
08:35
EDT |
Washington IAD
|
Knoxville TYS
|
09:41
EDT |
E45X | N23139 | Play |
| 11 May 2025 |
08:25
EDT |
Washington IAD
|
Knoxville TYS
|
09:47
EDT |
E45X | N14168 | Play |
| 10 May 2025 |
08:30
EDT |
Washington IAD
|
Knoxville TYS
|
09:50
EDT |
E45X | N11164 | Play |
| 9 May 2025 |
10:05
EDT |
Washington IAD
|
Knoxville TYS
|
12:08
EDT |
E45X | N11191 | Play |
| 8 May 2025 |
08:55
EDT |
Washington IAD
|
Knoxville TYS
|
10:59
EDT |
E45X | N16183 | Play |
| 7 May 2025 |
08:30
EDT |
Washington IAD
|
Knoxville TYS
|
10:58
EDT |
E45X | N16149 | Play |
| 6 May 2025 |
08:25
EDT |
Washington IAD
|
Knoxville TYS
|
10:49
EDT |
E45X | N11193 | Play |
