(UA) United Airlines 3556 Flight Details
On time | Arrived
Departure
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
29-Oct-2026
Scheduled
08:55
CDT
Actual
08:45
CDT
Total Departure Delay: -
Flight Runway Times
29-Oct-2026
Scheduled
09:26
CDT
Actual
09:07
CDT
Runway Delay: -
Terminal
1
Gate
B18
Craft Type
Embraer 175
E75
Flight Time
Scheduled
1h 37m
Arrival
STL
St Louis Lambert International Airport, MO, US
Flight Gate Times
29-Oct-2026
Scheduled
10:32
CDT
Actual
10:00
CDT
Total Arrival Delay: -
Flight Runway Times
29-Oct-2026
Scheduled
10:26
CDT
Actual
09:55
CDT
Runway Delay: -
Terminal
1
Gate
A16
Baggage Claim
M6
Tail Number
N743YX
Flight Time
Actual
1h 15m
Flight Notes
Operated by Republic Airways on behalf of United Airlines
Also marketed as (AC) Air Canada 4912
Event Timeline
Date
Event
Data Updated
29 Oct
15:16
10:16
10:16
Gate Adjustment
Baggage changed from 6 to M6
29 Oct
15:03
10:03
10:03
Time Adjustment
Estimated Gate Arrival changed from Oct-29-2026 10:01 AM to Oct-29-2026 10:00 AM
Actual Gate Arrival changed to Oct-29-2026 10:00 AM
29 Oct
14:57
09:57
09:57
Time Adjustment
Estimated Gate Arrival changed from Oct-29-2026 10:03 AM to Oct-29-2026 10:01 AM
29 Oct
14:55
09:55
09:55
Status Landed
Estimated Runway Arrival changed from Oct-29-2026 9:57 AM to Oct-29-2026 9:55 AM
Actual Runway Arrival changed to Oct-29-2026 9:55 AM
Status changed from Active to Landed
29 Oct
14:09
09:09
09:09
Time Adjustment
Estimated Runway Arrival changed from Oct-29-2026 10:00 AM to Oct-29-2026 9:57 AM
Estimated Gate Arrival changed from Oct-29-2026 10:06 AM to Oct-29-2026 10:03 AM
29 Oct
14:08
09:08
09:08
Time Adjustment
Estimated Runway Departure changed from Oct-29-2026 9:26 AM to Oct-29-2026 9:07 AM
Actual Runway Departure changed to Oct-29-2026 9:07 AM
29 Oct
13:50
08:50
08:50
Status Active
Estimated Gate Departure changed from Oct-29-2026 8:55 AM to Oct-29-2026 8:45 AM
Actual Gate Departure changed to Oct-29-2026 8:45 AM
Estimated Runway Arrival changed from Oct-29-2026 10:26 AM to Oct-29-2026 10:00 AM
Estimated Gate Arrival changed from Oct-29-2026 10:32 AM to Oct-29-2026 10:06 AM
Status changed from Scheduled to Active
29 Oct
11:56
06:56
06:56
Gate Adjustment
Arrival Gate changed from A14 to A16
29 Oct
11:02
06:02
06:02
Gate Adjustment
Departure Gate changed from B21 to B18
29 Oct
10:02
05:02
05:02
Gate Adjustment
Departure Gate changed from B3 to B21
29 Oct
10:01
05:01
05:01
Time Adjustment
Estimated Runway Departure changed to Oct-29-2026 9:26 AM
Estimated Runway Arrival changed to Oct-29-2026 10:26 AM
29 Oct
05:56
00:56
00:56
Gate Adjustment
Departure Gate changed from C6 to B3
29 Oct
02:08
21:08
21:08
Gate Adjustment
Departure Gate changed from C8 to C6
29 Oct
01:08
20:08
20:08
Equipment Adjustment
Tail Number changed from N729YX to N743YX
28 Oct
19:08
14:08
14:08
Gate Adjustment
Arrival Gate changed from A21 to A14
28 Oct
14:01
09:01
09:01
Time Adjustment
Scheduled Runway Departure changed from Oct-29-2026 9:05 AM to Oct-29-2026 9:26 AM
Scheduled Runway Arrival changed from Oct-29-2026 9:53 AM to Oct-29-2026 10:26 AM
28 Oct
13:56
08:56
08:56
Time Adjustment
Scheduled Runway Departure changed to Oct-29-2026 9:05 AM
Scheduled Runway Arrival changed to Oct-29-2026 9:53 AM
28 Oct
08:32
03:32
03:32
Gate Adjustment
Arrival Gate changed to A21
Baggage changed to 6
28 Oct
01:09
20:09
20:09
Equipment Adjustment
Tail Number changed from N739YX to N729YX
27 Oct
18:51
13:51
13:51
Gate Adjustment
Departure Gate changed to C8
Departure Terminal changed from 2 to 1
27 Oct
01:14
20:14
20:14
Time Adjustment
Estimated Gate Departure changed to Oct-29-2026 8:55 AM
Estimated Gate Arrival changed to Oct-29-2026 10:32 AM
Tail Number changed to N739YX
Actual Equipment changed to E75
26 Oct
18:47
13:47
13:47
Record Created
26 Oct
18:47
13:47
13:47
Time Adjustment
Scheduled Gate Departure changed to Oct-29-2026 8:55 AM
Scheduled Gate Arrival changed to Oct-29-2026 10:32 AM
Departure Terminal changed to 2
Arrival Terminal changed to 1
Scheduled Equipment changed to E7W