(UA) United Airlines 3421 Flight Details
On time | Scheduled
Departure
BUF
Buffalo Niagara International Airport, NY, US
Flight Gate Times
12-Nov-2026
Scheduled
06:00
EST
Estimated
06:00
EST
Total Departure Delay: -
Flight Runway Times
12-Nov-2026
Scheduled
06:19
EST
Actual
--
Runway Delay: -
Terminal
-
Gate
14
Craft Type
Embraer 175
E75
Flight Time
Scheduled
1h 47m
Arrival
EWR
Newark Liberty International Airport, NJ, US
Flight Gate Times
12-Nov-2026
Scheduled
07:47
EST
Estimated
07:47
EST
Total Arrival Delay: -
Flight Runway Times
12-Nov-2026
Scheduled
07:38
EST
Actual
--
Runway Delay: -
Terminal
C
Gate
C84
Baggage Claim
8
Tail Number
N771YX
Flight Time
Estimated
1h 47m
Flight Notes
Operated by Republic Airways on behalf of United Airlines
Event Timeline
Date
Event
Data Updated
12 Nov
00:50
19:50
19:50
Gate Adjustment
Arrival Gate changed from C88 to C84
11 Nov
21:02
16:02
16:02
Gate Adjustment
Departure Gate changed to 14
11 Nov
12:50
07:50
07:50
Gate Adjustment
Arrival Gate changed to C88
Baggage changed to 8
11 Nov
11:09
06:09
06:09
Time Adjustment
Scheduled Runway Departure changed to Nov-12-2026 6:19 AM
Scheduled Runway Arrival changed to Nov-12-2026 7:38 AM
10 Nov
08:14
03:14
03:14
Equipment Adjustment
Tail Number changed from N747YX to N771YX
10 Nov
02:09
21:09
21:09
Time Adjustment
Estimated Gate Departure changed to Nov-12-2026 6:00 AM
Estimated Gate Arrival changed to Nov-12-2026 7:47 AM
Tail Number changed to N747YX
Actual Equipment changed to E75
9 Nov
18:45
13:45
13:45
Record Created
9 Nov
18:45
13:45
13:45
Time Adjustment
Scheduled Gate Departure changed to Nov-12-2026 6:00 AM
Scheduled Gate Arrival changed to Nov-12-2026 7:47 AM
Arrival Terminal changed to C
Scheduled Equipment changed to E7W