(UA) United Airlines 1252 Flight Details
On time | Scheduled
Departure
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
02-Jun-2026
Scheduled
10:31
EDT
Estimated
10:31
EDT
Total Departure Delay: -
Flight Runway Times
02-Jun-2026
Scheduled
10:51
EDT
Estimated
10:51
EDT
Runway Delay: -
Terminal
-
Gate
D1
Craft Type
Boeing 737-900 Passenger (Scimitar Winglets)
7S9
Flight Time
Scheduled
2h 22m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
02-Jun-2026
Scheduled
11:53
CDT
Estimated
11:53
CDT
Total Arrival Delay: -
Flight Runway Times
02-Jun-2026
Scheduled
11:23
CDT
Estimated
11:23
CDT
Runway Delay: -
Terminal
1
Gate
C20
Baggage Claim
3
Tail Number
N28478
Flight Time
Estimated
2h 22m
Flight Notes
Also marketed as (AC) Air Canada 4444
Event Timeline
Date
Event
Data Updated
2 Jun
11:32
07:32
06:32
Time Adjustment
Estimated Runway Arrival changed to Jun-02-2026 11:23 AM
2 Jun
11:32
07:32
06:32
Time Adjustment
Estimated Runway Departure changed to Jun-02-2026 10:51 AM
Scheduled Runway Arrival changed from Jun-02-2026 11:35 AM to Jun-02-2026 11:23 AM
2 Jun
05:18
01:18
00:18
Gate Adjustment
Departure Gate changed from D1 to D16
2 Jun
05:18
01:18
00:18
Gate Adjustment
Departure Gate changed from D16 to D1
2 Jun
04:53
00:53
23:53
Gate Adjustment
Arrival Gate changed from C24 to C20
2 Jun
00:11
20:11
19:11
Gate Adjustment
Departure Gate changed from C19 to D1
1 Jun
16:47
12:47
11:47
Gate Adjustment
Departure Gate changed from D15 to C19
1 Jun
14:41
10:41
09:41
Time Adjustment
Scheduled Runway Departure changed to Jun-02-2026 10:51 AM
Scheduled Runway Arrival changed to Jun-02-2026 11:35 AM
1 Jun
13:29
09:29
08:29
Gate Adjustment
Departure Gate changed to D15
31 May
22:59
18:59
17:59
Time Adjustment
Estimated Gate Departure changed to Jun-02-2026 10:31 AM
Estimated Gate Arrival changed to Jun-02-2026 11:53 AM
Arrival Gate changed to C24
Baggage changed to 3
Tail Number changed to N28478
Actual Equipment changed to 7S9
30 May
18:45
14:45
13:45
Record Created
30 May
18:45
14:45
13:45
Time Adjustment
Scheduled Gate Departure changed to Jun-02-2026 10:31 AM
Scheduled Gate Arrival changed to Jun-02-2026 11:53 AM
Arrival Terminal changed to 1
Scheduled Equipment changed to 739