(UA) United Airlines 455 Flight Details
Delayed by 30m | Departed
Departure
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
18-May-2026
Scheduled
13:10
CDT
Actual
13:46
CDT
Total Departure Delay: 36 mins
Flight Runway Times
18-May-2026
Scheduled
13:39
CDT
Actual
14:17
CDT
Runway Delay: 38 mins
Terminal
1
Gate
B7
Craft Type
Boeing 737MAX 9 Passenger
7M9
Flight Time
Scheduled
4h 4m
Arrival
PHX
Phoenix Sky Harbor International Airport, AZ, US
Flight Gate Times
18-May-2026
Scheduled
15:14
MST
Estimated
15:44
MST
Total Arrival Delay: 30 mins
Flight Runway Times
18-May-2026
Scheduled
15:01
MST
Estimated
15:42
MST
Runway Delay: 41 mins
Terminal
3
Gate
E9
Baggage Claim
5
Tail Number
N77571
Flight Time
Estimated
3h 58m
Flight Notes
Also marketed as (AC) Air Canada 5229
Event Timeline
Date
Event
Data Updated
18 May
19:23
14:23
12:23
Gate Adjustment
Arrival Gate changed from E7 to E9
18 May
19:23
14:23
12:23
Time Adjustment
Estimated Gate Arrival changed from May-18-2026 3:47 PM to May-18-2026 3:44 PM
18 May
19:18
14:18
12:18
Time Adjustment
Estimated Runway Departure changed from May-18-2026 2:20 PM to May-18-2026 2:17 PM
Actual Runway Departure changed to May-18-2026 2:17 PM
18 May
19:17
14:17
12:17
Gate Adjustment
Arrival Gate changed from E9 to E7
18 May
19:17
14:17
12:17
Gate Adjustment
Arrival Gate changed from E7 to E9
18 May
19:17
14:17
12:17
Time Adjustment
Estimated Gate Arrival changed from May-18-2026 3:42 PM to May-18-2026 3:47 PM
Arrival Gate changed from E9 to E7
18 May
18:48
13:48
11:48
Status Active
Estimated Gate Departure changed from May-18-2026 1:51 PM to May-18-2026 1:46 PM
Actual Gate Departure changed to May-18-2026 1:46 PM
Estimated Gate Arrival changed from May-18-2026 3:47 PM to May-18-2026 3:42 PM
Status changed from Scheduled to Active
18 May
18:47
13:47
11:47
Time Adjustment
Estimated Runway Departure changed from May-18-2026 2:00 PM to May-18-2026 2:20 PM
Estimated Gate Departure changed from May-18-2026 1:36 PM to May-18-2026 1:51 PM
Estimated Runway Arrival changed from May-18-2026 3:27 PM to May-18-2026 3:42 PM
Estimated Gate Arrival changed from May-18-2026 3:32 PM to May-18-2026 3:47 PM
18 May
18:47
13:47
11:47
Gate Adjustment
Arrival Gate changed from E7 to E9
18 May
18:35
13:35
11:35
Time Adjustment
Estimated Gate Departure changed from May-18-2026 1:31 PM to May-18-2026 1:36 PM
Estimated Runway Arrival changed from May-18-2026 3:22 PM to May-18-2026 3:27 PM
Estimated Gate Arrival changed from May-18-2026 3:27 PM to May-18-2026 3:32 PM
18 May
18:11
13:11
11:11
Gate Adjustment
Arrival Gate changed from E6 to E7
18 May
18:11
13:11
11:11
Gate Adjustment
Arrival Gate changed from E7 to E6
18 May
18:06
13:06
11:06
Time Adjustment
Estimated Runway Departure changed from May-18-2026 1:44 PM to May-18-2026 2:00 PM
Estimated Gate Departure changed from May-18-2026 1:15 PM to May-18-2026 1:31 PM
Estimated Runway Arrival changed from May-18-2026 3:06 PM to May-18-2026 3:22 PM
Estimated Gate Arrival changed from May-18-2026 3:11 PM to May-18-2026 3:27 PM
18 May
18:06
13:06
11:06
Gate Adjustment
Arrival Gate changed from E7 to E6
18 May
18:06
13:06
11:06
Gate Adjustment
Arrival Gate changed from E6 to E7
18 May
17:59
12:59
10:59
Gate Adjustment
Arrival Gate changed from E6 to E7
18 May
17:59
12:59
10:59
Gate Adjustment
Arrival Gate changed from E7 to E6
18 May
17:59
12:59
10:59
Gate Adjustment
Arrival Gate changed from E6 to E7
18 May
17:59
12:59
10:59
Gate Adjustment
Arrival Gate changed from E7 to E6
18 May
17:29
12:29
10:29
Time Adjustment
Estimated Gate Departure changed from May-18-2026 1:10 PM to May-18-2026 1:15 PM
Estimated Gate Arrival changed from May-18-2026 3:06 PM to May-18-2026 3:11 PM
18 May
17:29
12:29
10:29
Time Adjustment
Estimated Gate Departure changed from May-18-2026 1:15 PM to May-18-2026 1:10 PM
Estimated Gate Arrival changed from May-18-2026 3:14 PM to May-18-2026 3:06 PM
Departure Gate changed from B11 to B7
18 May
17:28
12:28
10:28
Time Adjustment
Estimated Runway Departure changed from May-18-2026 1:39 PM to May-18-2026 1:44 PM
Estimated Gate Departure changed from May-18-2026 1:10 PM to May-18-2026 1:15 PM
Estimated Runway Arrival changed from May-18-2026 3:01 PM to May-18-2026 3:06 PM
18 May
14:56
09:56
07:56
Time Adjustment
Estimated Runway Departure changed to May-18-2026 1:39 PM
Estimated Runway Arrival changed to May-18-2026 3:01 PM
18 May
14:56
09:56
07:56
Time Adjustment
Scheduled Runway Arrival changed from May-18-2026 3:09 PM to May-18-2026 3:01 PM
18 May
11:53
06:53
04:53
Gate Adjustment
Arrival Gate changed from E9 to E7
18 May
11:46
06:46
04:46
Time Adjustment
Scheduled Runway Departure changed from May-18-2026 1:19 PM to May-18-2026 1:39 PM
Scheduled Runway Arrival changed from May-18-2026 2:37 PM to May-18-2026 3:09 PM
18 May
05:01
00:01
22:01
Gate Adjustment
Arrival Gate changed from E1 to E9
18 May
02:22
21:22
19:22
Gate Adjustment
Arrival Gate changed from E9 to E1
17 May
18:11
13:11
11:11
Time Adjustment
Scheduled Runway Departure changed to May-18-2026 1:19 PM
Scheduled Runway Arrival changed to May-18-2026 2:37 PM
17 May
13:17
08:17
06:17
Gate Adjustment
Arrival Gate changed to E9
Baggage changed to 5
16 May
23:05
18:05
16:05
Time Adjustment
Estimated Gate Departure changed to May-18-2026 1:10 PM
Estimated Gate Arrival changed to May-18-2026 3:14 PM
Departure Gate changed to B11
Tail Number changed to N77571
Actual Equipment changed to 7M9
15 May
18:48
13:48
11:48
Record Created
15 May
18:48
13:48
11:48
Time Adjustment
Scheduled Gate Departure changed to May-18-2026 1:10 PM
Scheduled Gate Arrival changed to May-18-2026 3:14 PM
Departure Terminal changed to 1
Arrival Terminal changed to 3
Scheduled Equipment changed to 7M9