United Airlines UA3551 Flight Status Today
United Airlines
Live Data: Real-time flight information updated at 2026-01-21
Last API update: Status Last Updated 2 Minutes Ago
Departure
ORD
Chicago O'Hare International Airport Chicago
19:52
Terminal: 2
Gate: F7
98 min
Embraer 175
Arrival
SDF
Louisville International Airport Louisville
22:30
Terminal:
Gate: A9
UA3551 Flight Information
- Flight Number: UA3551
- Aircraft: Embraer 175
- Frequency: MON-TUE-WED-THU-FRI-SAT-SUN
- Status: Scheduled On time
Flight History (Last 30 Flights)
Historical flight data showing past 30 operations
| Date | Route | Status | Schedule | Estimates/Actual | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-01-14 |
ORD
SDF
|
Scheduled On time |
19:52
22:30
|
19:52
22:30
|
98min | Embraer 175 |
| 2025-12-05 |
ORD
SDF
|
Scheduled On time |
19:55
22:29
|
19:55
22:29
|
94min | Embraer 175 |
| 2025-11-11 |
ORD
SDF
|
Scheduled On time |
19:55
22:29
|
19:55
22:29
|
94min | Embraer 175 |
| 2025-09-21 |
ORD
SDF
|
Scheduled On time |
19:44
22:24
|
19:44
22:24
|
100min | Embraer 175 |
| 2025-08-28 |
ORD
SDF
|
Scheduled |
2025-08-28 19:44
2025-08-28 22:24
|
-
|
100min | - |
| 2025-08-27 |
ORD
SDF
|
Scheduled |
2025-08-27 19:44
2025-08-27 22:24
|
-
|
100min | - |
| 2025-08-26 |
ORD
SDF
|
Scheduled |
2025-08-26 19:44
2025-08-26 22:24
|
-
|
100min | - |
| 2025-08-25 |
ORD
SDF
|
Scheduled |
2025-08-25 19:44
2025-08-25 22:24
|
-
|
100min | - |
| 2025-08-24 |
ORD
SDF
|
Scheduled |
2025-08-24 19:44
2025-08-24 22:24
|
-
|
100min | - |
| 2025-08-23 |
ORD
SDF
|
Scheduled |
2025-08-23 19:44
2025-08-23 22:24
|
-
|
100min | - |
| 2025-08-22 |
ORD
SDF
|
Departure Estimated dep 19:44 |
2025-08-22 19:44
2025-08-22 22:24
|
2025-08-22 19:44
|
100min | Embraer E175LR |
| 2025-08-21 |
ORD
SDF
|
Departure Estimated dep 19:44 |
2025-08-21 19:44
2025-08-21 22:24
|
2025-08-21 19:44
|
100min | Embraer E175LR |
| 2025-08-20 |
ORD
SDF
|
Departure Estimated dep 20:08 |
2025-08-20 19:44
2025-08-20 22:24
|
2025-08-20 20:08
|
100min | Embraer E175LR |
| 2025-08-19 |
ORD
SDF
|
Arrived On time |
2025-08-19 19:44
2025-08-19 22:24
|
2025-08-19 20:31
2025-08-19 22:21
|
50min | Embraer E175LR |
| 2025-08-18 |
ORD
SDF
|
Departure Canceled |
2025-08-18 19:40
2025-08-18 22:14
|
-
|
94min | Embraer E175LR |
| 2025-08-17 |
ORD
SDF
|
Arrived Early |
2025-08-17 19:40
2025-08-17 22:14
|
2025-08-17 20:03
2025-08-17 21:53
|
50min | Embraer E175LR |
| 2025-08-16 |
ORD
SDF
|
Departure Canceled |
2025-08-16 19:40
2025-08-16 22:14
|
-
|
94min | Embraer E175LR |
| 2025-08-15 |
ORD
SDF
|
Arrived On time |
2025-08-15 19:40
2025-08-15 22:14
|
2025-08-15 20:15
2025-08-15 22:03
|
48min | Embraer E175LR |
| 2025-08-14 |
ORD
SDF
|
Arrived Early |
2025-08-14 19:40
2025-08-14 22:14
|
2025-08-14 19:50
2025-08-14 21:43
|
53min | Embraer E175LR |
| 2025-07-21 |
ORD
SDF
|
Scheduled On time |
19:40
22:14
|
19:40
22:14
|
94min | Embraer 175 |
| 2025-07-17 |
ORD
SDF
|
Scheduled On time |
19:40
22:14
|
19:40
22:14
|
94min | Embraer 175 |
| 2025-05-31 |
ORD
SDF
|
Scheduled |
2025-05-31 19:40
2025-05-31 22:14
|
-
|
94min | - |
| 2025-05-30 |
ORD
SDF
|
Scheduled |
2025-05-30 19:40
2025-05-30 22:14
|
-
|
94min | - |
| 2025-05-29 |
ORD
SDF
|
Scheduled |
2025-05-29 19:40
2025-05-29 22:14
|
-
|
94min | - |
| 2025-05-28 |
ORD
SDF
|
Scheduled |
2025-05-28 19:40
2025-05-28 22:14
|
-
|
94min | - |
| 2025-05-27 |
ORD
SDF
|
Scheduled |
2025-05-27 19:40
2025-05-27 22:14
|
-
|
94min | - |
| 2025-05-26 |
ORD
SDF
|
Scheduled |
2025-05-26 19:40
2025-05-26 22:14
|
-
|
94min | - |
| 2025-05-25 |
ORD
SDF
|
Estimated |
2025-05-25 19:40
2025-05-25 22:14
|
2025-05-25 19:40
|
94min | Embraer E175LR |
| 2025-05-24 |
ORD
SDF
|
Estimated |
2025-05-24 19:40
2025-05-24 22:14
|
2025-05-24 19:40
|
94min | Embraer E175LR |
| 2025-05-23 |
ORD
SDF
|
Estimated |
2025-05-23 19:40
2025-05-23 22:14
|
2025-05-23 19:40
|
94min | Embraer E175LR |
UA3551 Live Status Details
API Status:
Scheduled On time
Estimated Departure:
19:52
Estimated Arrival:
22:30
Live Updates
This flight is monitored in real-time. Status updates every 5 minutes.