(UA) United Airlines 4457 Flight Details
On time | Departed
Departure
PWM
Portland International Jetport, ME, US
Flight Gate Times
30-Mar-2026
Scheduled
06:00
EDT
Actual
05:55
EDT
Total Departure Delay: -
Flight Runway Times
30-Mar-2026
Scheduled
06:21
EDT
Actual
06:06
EDT
Runway Delay: -
Terminal
-
Gate
3
Craft Type
Canadair (Bombardier) Regional Jet 700 and Challenger 870
CR7
Flight Time
Scheduled
1h 37m
Arrival
EWR
Newark Liberty International Airport, NJ, US
Flight Gate Times
30-Mar-2026
Scheduled
07:37
EDT
Estimated
07:19
EDT
Total Arrival Delay: -
Flight Runway Times
30-Mar-2026
Scheduled
07:28
EDT
Estimated
07:10
EDT
Runway Delay: -
Terminal
C
Gate
103
Baggage Claim
8
Tail Number
N557GJ
Flight Time
Estimated
1h 24m
Flight Notes
Operated by GoJet Airlines on behalf of United Airlines
Also marketed as (AC) Air Canada 3638
Event Timeline
Date
Event
Data Updated
30 Mar
10:08
06:08
06:08
Time Adjustment
Estimated Gate Arrival changed from Mar-30-2026 7:37 AM to Mar-30-2026 7:19 AM
30 Mar
10:08
06:08
06:08
Time Adjustment
Estimated Gate Arrival changed from Mar-30-2026 7:19 AM to Mar-30-2026 7:37 AM
30 Mar
10:07
06:07
06:07
Time Adjustment
Estimated Gate Departure changed from Mar-30-2026 6:00 AM to Mar-30-2026 5:55 AM
Actual Gate Departure changed to Mar-30-2026 5:55 AM
30 Mar
10:07
06:07
06:07
Time Adjustment
Estimated Runway Arrival changed from Mar-30-2026 7:13 AM to Mar-30-2026 7:10 AM
Estimated Gate Arrival changed from Mar-30-2026 7:37 AM to Mar-30-2026 7:19 AM
30 Mar
10:07
06:07
06:07
Status Active
Estimated Runway Departure changed from Mar-30-2026 6:21 AM to Mar-30-2026 6:06 AM
Actual Runway Departure changed to Mar-30-2026 6:06 AM
Estimated Runway Arrival changed to Mar-30-2026 7:13 AM
Status changed from Scheduled to Active
30 Mar
08:22
04:22
04:22
Time Adjustment
Estimated Runway Departure changed to Mar-30-2026 6:21 AM
29 Mar
20:45
16:45
16:45
Gate Adjustment
Departure Gate changed to 3
29 Mar
20:45
16:45
16:45
Gate Adjustment
Arrival Gate changed from 72 to 103
29 Mar
11:38
07:38
07:38
Gate Adjustment
Arrival Gate changed to 72
Baggage changed to 8
29 Mar
10:06
06:06
06:06
Time Adjustment
Scheduled Runway Departure changed from Mar-30-2026 6:10 AM to Mar-30-2026 6:21 AM
Scheduled Runway Arrival changed from Mar-30-2026 7:17 AM to Mar-30-2026 7:28 AM
29 Mar
10:01
06:01
06:01
Time Adjustment
Scheduled Runway Departure changed to Mar-30-2026 6:10 AM
Scheduled Runway Arrival changed to Mar-30-2026 7:17 AM
29 Mar
09:20
05:20
05:20
Time Adjustment
Estimated Gate Departure changed to Mar-30-2026 6:00 AM
Estimated Gate Arrival changed to Mar-30-2026 7:37 AM
Tail Number changed to N557GJ
Actual Equipment changed to CR7
27 Mar
18:48
14:48
14:48
Record Created
27 Mar
18:48
14:48
14:48
Time Adjustment
Scheduled Gate Departure changed to Mar-30-2026 6:00 AM
Scheduled Gate Arrival changed to Mar-30-2026 7:37 AM
Arrival Terminal changed to C
Scheduled Equipment changed to CR5