(UA) United Airlines 1252 Flight Details
On time | Departed
Departure
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
16-May-2026
Scheduled
10:08
EDT
Actual
10:04
EDT
Total Departure Delay: -
Flight Runway Times
16-May-2026
Scheduled
10:28
EDT
Actual
10:22
EDT
Runway Delay: -
Terminal
-
Gate
D14
Craft Type
Boeing 737-900 Passenger (Scimitar Winglets)
7S9
Flight Time
Scheduled
2h 18m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
16-May-2026
Scheduled
11:26
CDT
Estimated
11:19
CDT
Total Arrival Delay: -
Flight Runway Times
16-May-2026
Scheduled
11:07
CDT
Estimated
11:12
CDT
Runway Delay: 5 mins
Terminal
1
Gate
C22
Baggage Claim
3
Tail Number
N66841
Flight Time
Estimated
2h 15m
Flight Notes
Also marketed as (AC) Air Canada 4444, (CM) Copa Airlines 2633
Event Timeline
Date
Event
Data Updated
16 May
14:23
10:23
09:23
Time Adjustment
Estimated Runway Arrival changed from May-16-2026 11:00 AM to May-16-2026 11:12 AM
Estimated Gate Arrival changed from May-16-2026 11:21 AM to May-16-2026 11:19 AM
16 May
14:23
10:23
09:23
Time Adjustment
Actual Runway Departure changed to May-16-2026 10:22 AM
16 May
14:23
10:23
09:23
Time Adjustment
Estimated Runway Departure changed from May-16-2026 10:28 AM to May-16-2026 10:22 AM
Estimated Runway Arrival changed from May-16-2026 11:01 AM to May-16-2026 11:00 AM
16 May
14:23
10:23
09:23
Time Adjustment
Estimated Runway Arrival changed from May-16-2026 11:12 AM to May-16-2026 11:01 AM
16 May
14:18
10:18
09:18
Time Adjustment
Estimated Runway Arrival changed from May-16-2026 11:03 AM to May-16-2026 11:04 AM
16 May
14:18
10:18
09:18
Time Adjustment
Estimated Runway Arrival changed from May-16-2026 11:04 AM to May-16-2026 11:12 AM
16 May
14:05
10:05
09:05
Time Adjustment
Estimated Runway Arrival changed from May-16-2026 11:07 AM to May-16-2026 11:03 AM
16 May
14:05
10:05
09:05
Status Active
Estimated Gate Departure changed from May-16-2026 10:08 AM to May-16-2026 10:04 AM
Actual Gate Departure changed to May-16-2026 10:04 AM
Estimated Gate Arrival changed from May-16-2026 11:26 AM to May-16-2026 11:21 AM
Status changed from Scheduled to Active
16 May
12:13
08:13
07:13
Time Adjustment
Estimated Runway Departure changed to May-16-2026 10:28 AM
Estimated Runway Arrival changed to May-16-2026 11:07 AM
16 May
12:13
08:13
07:13
Time Adjustment
Scheduled Runway Arrival changed from May-16-2026 11:08 AM to May-16-2026 11:07 AM
16 May
08:11
04:11
03:11
Gate Adjustment
Arrival Gate changed from C24 to C22
15 May
14:47
10:47
09:47
Gate Adjustment
Departure Gate changed from D10 to D14
15 May
14:16
10:16
09:16
Time Adjustment
Scheduled Runway Departure changed from May-16-2026 10:13 AM to May-16-2026 10:28 AM
Scheduled Runway Arrival changed from May-16-2026 10:41 AM to May-16-2026 11:08 AM
15 May
14:11
10:11
09:11
Time Adjustment
Scheduled Runway Departure changed to May-16-2026 10:13 AM
Scheduled Runway Arrival changed to May-16-2026 10:41 AM
15 May
11:53
07:53
06:53
Equipment Adjustment
Tail Number changed from N38443 to N66841
15 May
01:17
21:17
20:17
Gate Adjustment
Departure Gate changed to D10
14 May
22:29
18:29
17:29
Gate Adjustment
Arrival Gate changed to C24
Baggage changed to 3
14 May
04:59
00:59
23:59
Equipment Adjustment
Tail Number changed to N38443
Actual Equipment changed to 7S9
14 May
04:59
00:59
23:59
Time Adjustment
Estimated Gate Departure changed to May-16-2026 10:08 AM
Estimated Gate Arrival changed to May-16-2026 11:26 AM
13 May
18:43
14:43
13:43
Record Created
13 May
18:43
14:43
13:43
Time Adjustment
Scheduled Gate Departure changed to May-16-2026 10:08 AM
Scheduled Gate Arrival changed to May-16-2026 11:26 AM
Arrival Terminal changed to 1
Scheduled Equipment changed to 739