11 Feb
UA2123
LANDED 11h 41m AGO
05:05
Denver, CO (DEN)
07:57
San Francisco, CA (SFO)
02h24m
N37420 (B739)
1553 km
Departed
05:05
15 hours ago
Arrived
07:57
12 hours ago
UA2123
UAL2123
LANDED 11h 41m AGO
Wednesday, February 11 2026
22:05 MST
DELAYED
Scheduled 21:05
Wednesday, February 11 2026
23:57 PST
DELAYED
Scheduled 22:58
Flight info
Airline/Operator
Duration
02h24m
Distance
1553 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
A21
Arrival Gate
F12
Departure Terminal
-
Arrival Terminal
3
Departure Taxi Time
18m
Arrival Taxi Time
11m
ATC Route
KDEN.ZIMMR3.CHNGY..WAATS.Q124.FASTE..BAM..ANAHO..LEGGS.STLER4.KSFO/0752
Position Info
Latitude
-
Longitude
-
Altitude
-
Ground Speed
Wind
Air Temperature
Vertical Speed
Heading
-
Squawk
-
Source
-
Station
-
FIR
Aircraft Info
Aircraft Model
Registration
Mode-S
Serial Number
33457/2535
Aircraft Age
Owner
Last Activity
12 hours ago
Last Known Location
San Francisco, CA, United States
Last Flight
Aircraft Type
Nr. Engines
Nr. Seats
Weight Class
Cruising Speed
Engine
Engine Type
Aircraft Category
Registrant Type
Airworthiness Class
Operation Types
Certificate Issue Date
Registration Status
Flight Activity
  • Future
  • 14 Feb
    UA2123
    SCHEDULED IN 2d
    04:20
    Denver, CO (DEN)
    07:17
    San Francisco, CA (SFO)
    02h57m
    B753
    1553 km
  • 14 Feb
    UA2123
    SCHEDULED IN 2d
    23:55
    San Jose, CA (SJC)
    02:31
    Denver, CO (DEN)
    02h36m
    A320
    1523 km
  • 13 Feb
    UA2123
    EST. DEPART IN 1d
    04:20
    Denver, CO (DEN)
    07:17
    San Francisco, CA (SFO)
    02h57m
    N75851 (B753)
    1553 km
    Estimated
    04:20
    In 1 day
    Estimated
    07:17
    In 1 day
  • 13 Feb
    UA2123
    EST. DEPART IN 1d
    23:55
    San Jose, CA (SJC)
    02:31
    Denver, CO (DEN)
    02h36m
    N492UA (A320)
    1523 km
    Estimated
    23:55
    In 1 day
    Estimated
    02:31
    In 1 day
  • 12 Feb
    UA2123
    EST. DEPART IN 8h 41m
    04:20
    Denver, CO (DEN)
    07:17
    San Francisco, CA (SFO)
    02h57m
    N77871 (B753)
    1553 km
    Estimated
    04:20
    In 9 hours
    Estimated
    07:17
    In 12 hours
  • 12 Feb
    UA2123
    EST. DEPART IN 4h 16m
    23:55
    San Jose, CA (SJC)
    02:31
    Denver, CO (DEN)
    02h36m
    N480UA (A320)
    1523 km
    Estimated
    23:55
    In 4 hours
    Estimated
    02:31
    In 7 hours
  • Past
  • 11 Feb
    UA2123
    LANDED 11h 41m AGO
    05:05
    Denver, CO (DEN)
    07:57
    San Francisco, CA (SFO)
    02h24m
    N37420 (B739)
    1553 km
    Departed
    05:05
    15 hours ago
    Arrived
    07:57
    12 hours ago
  • 11 Feb
    UA2123
    LANDED 18h 44m AGO
    22:57
    Kansas City, MO (MCI)
    00:54
    Denver, CO (DEN)
    01h33m
    N36272 (B738)
    856 km
    Departed
    22:57
    21 hours ago
    Arrived
    00:54
    19 hours ago
  • 10 Feb
    UA2123
    LANDED 1d AGO
    23:04
    Kansas City, MO (MCI)
    01:16
    Denver, CO (DEN)
    01h31m
    N76528 (B738)
    856 km
    Departed
    23:04
    2 days ago
    Arrived
    01:16
    2 days ago
  • 9 Feb
    UA2123
    LANDED 2d AGO
    03:55
    Denver, CO (DEN)
    06:42
    San Francisco, CA (SFO)
    02h22m
    N68801 (B739)
    1553 km
    Departed
    03:55
    3 days ago
    Arrived
    06:42
    2 days ago
  • 9 Feb
    UA2123
    LANDED 2d AGO
    22:59
    Kansas City, MO (MCI)
    01:08
    Denver, CO (DEN)
    01h28m
    N77537 (B738)
    856 km
    Departed
    22:59
    3 days ago
    Arrived
    01:08
    3 days ago
  • 8 Feb
    UA2123
    LANDED 3d AGO
    03:57
    Denver, CO (DEN)
    07:03
    San Francisco, CA (SFO)
    02h08m
    N67501 (B39M)
    1553 km
    Departed
    03:57
    4 days ago
    Arrived
    07:03
    3 days ago
  • 8 Feb
    UA2123
    LANDED 3d AGO
    23:08
    Kansas City, MO (MCI)
    01:00
    Denver, CO (DEN)
    01h22m
    N34282 (B738)
    856 km
    Departed
    23:08
    4 days ago
    Arrived
    01:00
    4 days ago
  • 7 Feb
    UA2123
    LANDED 4d AGO
    03:59
    Denver, CO (DEN)
    06:36
    San Francisco, CA (SFO)
    02h13m
    N38479 (B739)
    1553 km
    Departed
    03:59
    5 days ago
    Arrived
    06:36
    5 days ago
  • 7 Feb
    UA2123
    LANDED 4d AGO
    23:01
    Kansas City, MO (MCI)
    01:17
    Denver, CO (DEN)
    01h27m
    N17229 (B738)
    856 km
    Departed
    23:01
    5 days ago
    Arrived
    01:17
    5 days ago
  • 6 Feb
    UA2123
    LANDED 5d AGO
    04:02
    Denver, CO (DEN)
    06:34
    San Francisco, CA (SFO)
    02h05m
    N38458 (B739)
    1553 km
    Departed
    04:02
    6 days ago
    Arrived
    06:34
    6 days ago
  • 6 Feb
    UA2123
    LANDED 5d AGO
    01:29
    Kansas City, MO (MCI)
    03:11
    Denver, CO (DEN)
    01h20m
    N16234 (B738)
    856 km
    Departed
    01:29
    6 days ago
    Arrived
    03:11
    6 days ago
  • 5 Feb
    UA2123
    LANDED 6d AGO
    04:15
    Denver, CO (DEN)
    06:36
    San Francisco, CA (SFO)
    01h58m
    N66825 (B739)
    1553 km
    Departed
    04:15
    7 days ago
    Arrived
    06:36
    7 days ago
  • 5 Feb
    UA2123
    LANDED 6d AGO
    23:19
    Kansas City, MO (MCI)
    01:39
    Denver, CO (DEN)
    01h34m
    N37561 (B39M)
    856 km
    Departed
    23:19
    7 days ago
    Arrived
    01:39
    7 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 14Denver, CO (DEN/KDEN)
21:20 MST
San Francisco, CA (SFO/KSFO)
23:17 PST
B753
Scheduled
02h57m
2026 Feb 14San Jose, CA (SJC/KSJC)
15:55 PST
Denver, CO (DEN/KDEN)
19:31 MST
A320
Scheduled
02h36m
2026 Feb 13Denver, CO (DEN/KDEN)
21:20 MST
San Francisco, CA (SFO/KSFO)
23:17 PST
B753 (N75851)
Estimated
02h57m
2026 Feb 13San Jose, CA (SJC/KSJC)
15:55 PST
Denver, CO (DEN/KDEN)
19:31 MST
A320 (N492UA)
Estimated
02h36m
2026 Feb 12Denver, CO (DEN/KDEN)
21:20 MST
San Francisco, CA (SFO/KSFO)
23:17 PST
B753 (N77871)
Estimated
02h57m
2026 Feb 12San Jose, CA (SJC/KSJC)
15:55 PST
Denver, CO (DEN/KDEN)
19:31 MST
A320 (N480UA)
Estimated
02h36m
Past
2026 Feb 11Denver, CO (DEN/KDEN)
21:05 MST
22:05 MST
San Francisco, CA (SFO/KSFO)
22:58 PST
B739 (N37420)
Landed 23:57 PST
Time aircraft arrives at gate derived from company/airport information
02h24m
2026 Feb 11Kansas City, MO (MCI/KMCI)
17:10 CST
16:57 CST
Denver, CO (DEN/KDEN)
18:21 MST
B738 (N36272)
Landed 17:54 MST
Time aircraft arrives at gate derived from company/airport information
01h33m
2026 Feb 10Kansas City, MO (MCI/KMCI)
17:10 CST
17:04 CST
Denver, CO (DEN/KDEN)
18:21 MST
B738 (N76528)
Landed 18:16 MST
Time aircraft arrives at gate derived from company/airport information
01h31m
2026 Feb 9Denver, CO (DEN/KDEN)
21:05 MST
20:55 MST
San Francisco, CA (SFO/KSFO)
22:58 PST
B739 (N68801)
Landed 22:42 PST
Time aircraft arrives at gate derived from company/airport information
02h22m
2026 Feb 9Kansas City, MO (MCI/KMCI)
17:10 CST
16:59 CST
Denver, CO (DEN/KDEN)
18:21 MST
B738 (N77537)
Landed 18:08 MST
Time aircraft arrives at gate derived from company/airport information
01h28m
2026 Feb 8Denver, CO (DEN/KDEN)
21:05 MST
20:57 MST
San Francisco, CA (SFO/KSFO)
22:58 PST
B39M (N67501)
Landed 23:03 PST
Time aircraft arrives at gate derived from company/airport information
02h08m
2026 Feb 8Kansas City, MO (MCI/KMCI)
17:10 CST
17:08 CST
Denver, CO (DEN/KDEN)
18:21 MST
B738 (N34282)
Landed 18:00 MST
Time aircraft arrives at gate derived from company/airport information
01h22m
2026 Feb 7Denver, CO (DEN/KDEN)
21:05 MST
20:59 MST
San Francisco, CA (SFO/KSFO)
22:58 PST
B739 (N38479)
Landed 22:36 PST
Time aircraft arrives at gate derived from company/airport information
02h13m
2026 Feb 7Kansas City, MO (MCI/KMCI)
17:10 CST
17:01 CST
Denver, CO (DEN/KDEN)
18:21 MST
B738 (N17229)
Landed 18:17 MST
Time aircraft arrives at gate derived from company/airport information
01h27m
2026 Feb 6Denver, CO (DEN/KDEN)
21:05 MST
21:02 MST
San Francisco, CA (SFO/KSFO)
22:58 PST
B739 (N38458)
Landed 22:34 PST
Time aircraft arrives at gate derived from company/airport information
02h05m
2026 Feb 6Kansas City, MO (MCI/KMCI)
17:10 CST
19:29 CST
Denver, CO (DEN/KDEN)
18:21 MST
B738 (N16234)
Landed 20:11 MST
Time aircraft arrives at gate derived from company/airport information
01h20m
2026 Feb 5Denver, CO (DEN/KDEN)
21:05 MST
21:15 MST
San Francisco, CA (SFO/KSFO)
22:58 PST
B739 (N66825)
Landed 22:36 PST
Time aircraft arrives at gate derived from company/airport information
01h58m
2026 Feb 5Kansas City, MO (MCI/KMCI)
17:10 CST
17:19 CST
Denver, CO (DEN/KDEN)
18:21 MST
B39M (N37561)
Landed 18:39 MST
Time aircraft arrives at gate derived from company/airport information
01h34m

Flight history for UA2123 is available for a period over 7 days under our Basic subscription. More details here
More airport data is available for purchase. Please check our On Demand API.