(UA) United Airlines 4559 Flight Details
On time | Scheduled
Departure
STL
St Louis Lambert International Airport, MO, US
Flight Gate Times
26-Jan-2026
Scheduled
18:40
CST
Estimated
18:40
CST
Total Departure Delay: -
Flight Runway Times
26-Jan-2026
Scheduled
18:57
CST
Actual
--
Runway Delay: -
Terminal
1
Gate
A18
Craft Type
Canadair (Bombardier) Regional Jet 700 and Challenger 870
CR7
Flight Time
Scheduled
1h 43m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
26-Jan-2026
Scheduled
20:23
CST
Estimated
20:23
CST
Total Arrival Delay: -
Flight Runway Times
26-Jan-2026
Scheduled
20:04
CST
Actual
--
Runway Delay: -
Terminal
2
Gate
F21
Baggage Claim
2
Tail Number
N546GJ
Flight Time
Estimated
1h 43m
Flight Notes
Operated by GoJet Airlines on behalf of United Airlines
Also marketed as (AC) Air Canada 4937, (LH) Lufthansa 8793, (NZ) Air New Zealand 2902
Event Timeline
Date
Event
Data Updated
26 Jan
15:55
09:55
09:55
Gate Adjustment
Departure Gate changed from A21 to A18
Baggage changed to 2
26 Jan
06:01
00:01
00:01
Gate Adjustment
Departure Gate changed from A14 to A21
26 Jan
00:46
18:46
18:46
Time Adjustment
Scheduled Runway Departure changed from Jan-26-2026 6:48 PM to Jan-26-2026 6:57 PM
Scheduled Runway Arrival changed from Jan-26-2026 7:37 PM to Jan-26-2026 8:04 PM
26 Jan
00:41
18:41
18:41
Time Adjustment
Scheduled Runway Departure changed to Jan-26-2026 6:48 PM
Scheduled Runway Arrival changed to Jan-26-2026 7:37 PM
25 Jan
23:49
17:49
17:49
Gate Adjustment
Departure Gate changed to A14
25 Jan
14:25
08:25
08:25
Equipment Adjustment
Tail Number changed from N548GJ to N546GJ
25 Jan
12:37
06:37
06:37
Gate Adjustment
Arrival Gate changed from F15 to F21
25 Jan
12:25
06:25
06:25
Gate Adjustment
Arrival Gate changed from F19 to F15
25 Jan
10:43
04:43
04:43
Equipment Adjustment
Tail Number changed from N564GJ to N548GJ
25 Jan
08:31
02:31
02:31
Gate Adjustment
Arrival Gate changed to F19
24 Jan
12:19
06:19
06:19
Equipment Adjustment
Tail Number changed from N522GJ to N564GJ
24 Jan
12:07
06:07
06:07
Equipment Adjustment
Tail Number changed from N536GJ to N522GJ
24 Jan
02:32
20:32
20:32
Equipment Adjustment
Tail Number changed from N561GJ to N536GJ
24 Jan
00:44
18:44
18:44
Time Adjustment
Estimated Gate Departure changed to Jan-26-2026 6:40 PM
Estimated Gate Arrival changed to Jan-26-2026 8:23 PM
Tail Number changed to N561GJ
Actual Equipment changed to CR7
23 Jan
18:46
12:46
12:46
Record Created
23 Jan
18:46
12:46
12:46
Time Adjustment
Scheduled Gate Departure changed to Jan-26-2026 6:40 PM
Scheduled Gate Arrival changed to Jan-26-2026 8:23 PM
Departure Terminal changed to 1
Arrival Terminal changed to 2
Scheduled Equipment changed to CR5