(UA) United Airlines 503 Flight Details
On time | Scheduled
Departure
BOS
Boston Logan International Airport, MA, US
Flight Gate Times
21-Aug-2026
Scheduled
10:38
EDT
Estimated
10:38
EDT
Total Departure Delay: -
Flight Runway Times
21-Aug-2026
Scheduled
10:52
EDT
Actual
--
Runway Delay: -
Terminal
B
Gate
B26
Craft Type
Boeing 737MAX 8 Passenger
7M8
Flight Time
Scheduled
2h 51m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
21-Aug-2026
Scheduled
12:29
CDT
Estimated
12:29
CDT
Total Arrival Delay: -
Flight Runway Times
21-Aug-2026
Scheduled
12:11
CDT
Actual
--
Runway Delay: -
Terminal
2
Gate
E10
Baggage Claim
5
Tail Number
N17311
Flight Time
Estimated
2h 51m
Flight Notes
Also marketed as (NH) ANA 7787, (NZ) Air New Zealand 2098
Event Timeline
Date
Event
Data Updated
21 Aug
02:32
22:32
21:32
Gate Adjustment
Departure Gate changed from B25 to B26
20 Aug
20:44
16:44
15:44
Gate Adjustment
Departure Gate changed from B30 to B25
20 Aug
17:40
13:40
12:40
Gate Adjustment
Departure Gate changed from B23 to B30
20 Aug
17:40
13:40
12:40
Time Adjustment
Scheduled Runway Departure changed from Aug-21-2026 10:42 AM to Aug-21-2026 10:52 AM
Scheduled Runway Arrival changed from Aug-21-2026 11:53 AM to Aug-21-2026 12:11 PM
20 Aug
14:41
10:41
09:41
Time Adjustment
Scheduled Runway Departure changed to Aug-21-2026 10:42 AM
Scheduled Runway Arrival changed to Aug-21-2026 11:53 AM
20 Aug
13:38
09:38
08:38
Gate Adjustment
Departure Gate changed to B23
19 Aug
23:33
19:33
18:33
Time Adjustment
Estimated Gate Departure changed to Aug-21-2026 10:38 AM
Estimated Gate Arrival changed to Aug-21-2026 12:29 PM
Arrival Gate changed to E10
Arrival Terminal changed from 1 to 2
Baggage changed to 5
Tail Number changed to N17311
Actual Equipment changed to 7M8
18 Aug
18:53
14:53
13:53
Record Created
18 Aug
18:53
14:53
13:53
Time Adjustment
Scheduled Gate Departure changed to Aug-21-2026 10:38 AM
Scheduled Gate Arrival changed to Aug-21-2026 12:29 PM
Departure Terminal changed to B
Arrival Terminal changed to 1
Scheduled Equipment changed to 7M8