(UA) United Airlines 503 Flight Details
On time | Departed
Departure
BOS
Boston Logan International Airport, MA, US
Flight Gate Times
26-Apr-2026
Scheduled
11:00
EDT
Actual
10:56
EDT
Total Departure Delay: -
Flight Runway Times
26-Apr-2026
Scheduled
11:15
EDT
Actual
11:14
EDT
Runway Delay: -
Terminal
B
Gate
B25
Craft Type
Boeing 737MAX 9 Passenger
7M9
Flight Time
Scheduled
2h 59m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
26-Apr-2026
Scheduled
12:59
CDT
Estimated
12:32
CDT
Total Arrival Delay: -
Flight Runway Times
26-Apr-2026
Scheduled
12:29
CDT
Estimated
12:22
CDT
Runway Delay: -
Terminal
1
Gate
C22
Baggage Claim
5
Tail Number
N77558
Flight Time
Estimated
2h 36m
Flight Notes
Also marketed as (NH) ANA 7787, (NZ) Air New Zealand 2098
Event Timeline
Date
Event
Data Updated
26 Apr
16:29
12:29
11:29
Gate Adjustment
Arrival Gate changed from C24 to C22
26 Apr
15:23
11:23
10:23
Time Adjustment
Estimated Gate Arrival changed from Apr-26-2026 12:46 PM to Apr-26-2026 12:32 PM
Arrival Gate changed from C22 to C24
26 Apr
15:17
11:17
10:17
Time Adjustment
Estimated Runway Departure changed from Apr-26-2026 11:13 AM to Apr-26-2026 11:14 AM
Actual Runway Departure changed from Apr-26-2026 11:13 AM to Apr-26-2026 11:14 AM
Estimated Gate Arrival changed from Apr-26-2026 12:43 PM to Apr-26-2026 12:46 PM
26 Apr
15:16
11:16
10:16
Time Adjustment
Estimated Runway Arrival changed from Apr-26-2026 12:21 PM to Apr-26-2026 12:22 PM
26 Apr
15:15
11:15
10:15
Time Adjustment
Estimated Runway Departure changed from Apr-26-2026 11:14 AM to Apr-26-2026 11:13 AM
Actual Runway Departure changed from Apr-26-2026 11:14 AM to Apr-26-2026 11:13 AM
26 Apr
15:15
11:15
10:15
Time Adjustment
Estimated Runway Departure changed from Apr-26-2026 11:15 AM to Apr-26-2026 11:14 AM
Actual Runway Departure changed to Apr-26-2026 11:14 AM
Estimated Runway Arrival changed from Apr-26-2026 12:28 PM to Apr-26-2026 12:21 PM
26 Apr
15:14
11:14
10:14
Time Adjustment
Estimated Runway Departure changed from Apr-26-2026 11:14 AM to Apr-26-2026 11:15 AM
Estimated Runway Arrival changed from Apr-26-2026 12:21 PM to Apr-26-2026 12:28 PM
26 Apr
15:14
11:14
10:14
Time Adjustment
Estimated Runway Departure changed from Apr-26-2026 11:15 AM to Apr-26-2026 11:14 AM
Estimated Runway Arrival changed from Apr-26-2026 12:25 PM to Apr-26-2026 12:21 PM
26 Apr
14:59
10:59
09:59
Status Active
Estimated Gate Departure changed from Apr-26-2026 11:00 AM to Apr-26-2026 10:56 AM
Actual Gate Departure changed to Apr-26-2026 10:56 AM
Status changed from Scheduled to Active
26 Apr
14:57
10:57
09:57
Time Adjustment
Estimated Runway Arrival changed from Apr-26-2026 12:29 PM to Apr-26-2026 12:25 PM
Estimated Gate Arrival changed from Apr-26-2026 12:47 PM to Apr-26-2026 12:43 PM
26 Apr
13:08
09:08
08:08
Time Adjustment
Scheduled Runway Arrival changed from Apr-26-2026 12:41 PM to Apr-26-2026 12:29 PM
26 Apr
13:08
09:08
08:08
Time Adjustment
Estimated Runway Departure changed to Apr-26-2026 11:15 AM
Estimated Runway Arrival changed to Apr-26-2026 12:29 PM
Estimated Gate Arrival changed from Apr-26-2026 12:59 PM to Apr-26-2026 12:47 PM
25 Apr
15:06
11:06
10:06
Time Adjustment
Scheduled Runway Departure changed from Apr-26-2026 11:13 AM to Apr-26-2026 11:15 AM
Scheduled Runway Arrival changed from Apr-26-2026 12:23 PM to Apr-26-2026 12:41 PM
25 Apr
15:01
11:01
10:01
Time Adjustment
Scheduled Runway Departure changed to Apr-26-2026 11:13 AM
Scheduled Runway Arrival changed to Apr-26-2026 12:23 PM
25 Apr
13:17
09:17
08:17
Gate Adjustment
Departure Gate changed to B25
25 Apr
00:05
20:05
19:05
Gate Adjustment
Arrival Gate changed to C22
Baggage changed to 5
24 Apr
20:35
16:35
15:35
Time Adjustment
Estimated Gate Departure changed to Apr-26-2026 11:00 AM
Estimated Gate Arrival changed to Apr-26-2026 12:59 PM
24 Apr
20:35
16:35
15:35
Equipment Adjustment
Tail Number changed to N77558
Actual Equipment changed to 7M9
23 Apr
18:48
14:48
13:48
Record Created
23 Apr
18:48
14:48
13:48
Time Adjustment
Scheduled Gate Departure changed to Apr-26-2026 11:00 AM
Scheduled Gate Arrival changed to Apr-26-2026 12:59 PM
Departure Terminal changed to B
Arrival Terminal changed to 1
Scheduled Equipment changed to 739