(UA) United Airlines 455 Flight Details
On time | Scheduled
Departure
PIT
Pittsburgh International Airport, PA, US
Flight Gate Times
21-May-2026
Scheduled
10:54
EDT
Estimated
10:54
EDT
Total Departure Delay: -
Flight Runway Times
21-May-2026
Scheduled
11:10
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
A2
Craft Type
Airbus A320
320
Flight Time
Scheduled
1h 48m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
21-May-2026
Scheduled
11:42
CDT
Estimated
11:42
CDT
Total Arrival Delay: -
Flight Runway Times
21-May-2026
Scheduled
11:24
CDT
Actual
--
Runway Delay: -
Terminal
1
Gate
B19
Baggage Claim
6
Tail Number
N436UA
Flight Time
Estimated
1h 48m
Flight Notes
Also marketed as (AC) Air Canada 4244, (CM) Copa Airlines 2757, (LX) Swiss 3279, (NZ) Air New Zealand 2756
Event Timeline
Date
Event
Data Updated
21 May
03:59
23:59
22:59
Equipment Adjustment
Tail Number changed from N490UA to N436UA
21 May
03:11
23:11
22:11
Gate Adjustment
Arrival Gate changed from C28 to B19
21 May
03:06
23:06
22:06
Time Adjustment
Scheduled Runway Departure changed from May-21-2026 11:02 AM to May-21-2026 11:10 AM
Scheduled Runway Arrival changed from May-21-2026 11:05 AM to May-21-2026 11:24 AM
20 May
23:18
19:18
18:18
Equipment Adjustment
Tail Number changed from N433UA to N490UA
20 May
14:56
10:56
09:56
Time Adjustment
Scheduled Runway Departure changed to May-21-2026 11:02 AM
Scheduled Runway Arrival changed to May-21-2026 11:05 AM
20 May
14:05
10:05
09:05
Gate Adjustment
Departure Gate changed to A2
20 May
06:05
02:05
01:05
Equipment Adjustment
Tail Number changed from N435UA to N433UA
20 May
05:41
01:41
00:41
Equipment Adjustment
Tail Number changed from N453UA to N435UA
20 May
03:23
23:23
22:23
Equipment Adjustment
Tail Number changed from N435UA to N453UA
20 May
03:11
23:11
22:11
Gate Adjustment
Arrival Gate changed from C30 to C28
20 May
03:05
23:05
22:05
Equipment Adjustment
Tail Number changed from N454UA to N435UA
19 May
22:53
18:53
17:53
Gate Adjustment
Arrival Gate changed to C30
Baggage changed to 6
19 May
20:11
16:11
15:11
Equipment Adjustment
Tail Number changed from N476UA to N454UA
19 May
16:29
12:29
11:29
Equipment Adjustment
Tail Number changed from N459UA to N476UA
19 May
14:35
10:35
09:35
Equipment Adjustment
Tail Number changed from N487UA to N459UA
19 May
03:12
23:12
22:12
Equipment Adjustment
Tail Number changed to N487UA
Actual Equipment changed to 320
19 May
03:12
23:12
22:12
Time Adjustment
Estimated Gate Departure changed to May-21-2026 10:54 AM
Estimated Gate Arrival changed to May-21-2026 11:42 AM
18 May
18:48
14:48
13:48
Record Created
18 May
18:48
14:48
13:48
Time Adjustment
Scheduled Gate Departure changed to May-21-2026 10:54 AM
Scheduled Gate Arrival changed to May-21-2026 11:42 AM
Arrival Terminal changed to 1
Scheduled Equipment changed to 320