(UA) United Airlines 2121 Flight Details
On time | Scheduled
Departure
SEA
Seattle-Tacoma International Airport, WA, US
Flight Gate Times
19-May-2026
Scheduled
08:38
PDT
Estimated
08:40
PDT
Total Departure Delay: 2 mins
Flight Runway Times
19-May-2026
Scheduled
09:03
PDT
Actual
--
Runway Delay: -
Terminal
-
Gate
B15
Craft Type
Airbus A320
320
Flight Time
Scheduled
2h 19m
Arrival
SFO
San Francisco International Airport, CA, US
Flight Gate Times
19-May-2026
Scheduled
10:57
PDT
Estimated
10:58
PDT
Total Arrival Delay: 1 min
Flight Runway Times
19-May-2026
Scheduled
10:49
PDT
Actual
--
Runway Delay: -
Terminal
3
Gate
F19
Baggage Claim
CL-F6
Tail Number
N445UA
Flight Time
Estimated
2h 18m
Flight Notes
Also marketed as (AV) Avianca 2037, (AZ) ITA Airways 4483, (NH) ANA 7305, (NZ) Air New Zealand 9427, (TK) Turkish Airlines 9586, (VA) Virgin Australia 8298
Event Timeline
Date
Event
Data Updated
19 May
06:13
23:13
23:13
Gate Adjustment
Arrival Gate changed from D7 to F19
Arrival Terminal changed from 2 to 3
Baggage changed from 6 to CL-F6
19 May
05:53
22:53
22:53
Gate Adjustment
Arrival Gate changed from F19 to D7
Arrival Terminal changed from 3 to 2
19 May
04:53
21:53
21:53
Time Adjustment
Estimated Gate Departure changed from May-19-2026 8:38 AM to May-19-2026 8:40 AM
Estimated Gate Arrival changed from May-19-2026 10:57 AM to May-19-2026 10:58 AM
19 May
04:50
21:50
21:50
Time Adjustment
Scheduled Runway Departure changed from May-19-2026 9:01 AM to May-19-2026 9:03 AM
Scheduled Runway Arrival changed from May-19-2026 10:48 AM to May-19-2026 10:49 AM
19 May
04:47
21:47
21:47
Gate Adjustment
Departure Gate changed from B11 to B15
19 May
02:23
19:23
19:23
Gate Adjustment
Departure Gate changed from B15 to B9
19 May
02:23
19:23
19:23
Gate Adjustment
Departure Gate changed from B9 to B11
18 May
22:35
15:35
15:35
Equipment Adjustment
Tail Number changed from N462UA to N445UA
18 May
22:05
15:05
15:05
Gate Adjustment
Arrival Gate changed from F17 to F19
18 May
17:59
10:59
10:59
Gate Adjustment
Arrival Gate changed to F17
Baggage changed to 6
18 May
15:46
08:46
08:46
Time Adjustment
Scheduled Runway Departure changed to May-19-2026 9:01 AM
Scheduled Runway Arrival changed to May-19-2026 10:48 AM
17 May
10:59
03:59
03:59
Gate Adjustment
Departure Gate changed from A10 to B15
17 May
10:59
03:59
03:59
Gate Adjustment
Departure Gate changed from B15 to A10
17 May
10:53
03:53
03:53
Gate Adjustment
Departure Gate changed from B11 to B15
17 May
08:53
01:53
01:53
Equipment Adjustment
Tail Number changed to N462UA
Actual Equipment changed to 320
17 May
08:53
01:53
01:53
Time Adjustment
Estimated Gate Departure changed to May-19-2026 8:38 AM
Estimated Gate Arrival changed to May-19-2026 10:57 AM
Departure Gate changed to B11
16 May
18:44
11:44
11:44
Record Created
16 May
18:44
11:44
11:44
Time Adjustment
Scheduled Gate Departure changed to May-19-2026 8:38 AM
Scheduled Gate Arrival changed to May-19-2026 10:57 AM
Arrival Terminal changed to 3
Scheduled Equipment changed to 320