9 Feb
N221PS
EST. DEPART IN 15h 14m
23:40
Arcata/Eureka, CA (ACV)
01:08
San Francisco, CA (SFO)
01h28m
CRJ2
402 km
Estimated
23:40
In 15 hours
Estimated
01:08
In 17 hours
N221PS
UA5539 / SKW5539
EST. DEPART IN 15h 14m
Monday, February 9 2026
15:40 PST
ON-TIME
Scheduled 15:40
Monday, February 9 2026
17:08 PST
Scheduled 17:08
Flight info
Airline/Operator
Duration
01h28m
Distance
402 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
-
Arrival Gate
F6
Departure Terminal
-
Arrival Terminal
3
ATC Route
KACV.HOCUT5.FOT..AMAKR.BDEGA4.KSFO
Position Info
Latitude
-
Longitude
-
Altitude
-
Ground Speed
Wind
Air Temperature
Vertical Speed
Heading
-
Squawk
-
Source
-
Station
-
FIR
Aircraft Info
Registration
Mode-S
-
Serial Number
-
Aircraft Age
Owner
Last Activity
52 minutes ago
Last Known Location
San Luis Obispo, CA, United States
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
  • 10 Feb
    UA4638
    EST. DEPART IN 1d
    04:45
    San Francisco, CA (SFO)
    05:51
    Fresno, CA (FAT)
    01h06m
    N221PS (CRJ2)
    253 km
    Estimated
    04:45
    In 2 days
    Estimated
    05:51
    In 2 days
  • 10 Feb
    UA5539
    EST. DEPART IN 1d
    23:40
    Arcata/Eureka, CA (ACV)
    01:08
    San Francisco, CA (SFO)
    01h28m
    N221PS (CRJ2)
    402 km
    Estimated
    23:40
    In 2 days
    Estimated
    01:08
    In 2 days
  • 10 Feb
    UA4715
    EST. DEPART IN 1d
    21:20
    San Francisco, CA (SFO)
    22:47
    Arcata/Eureka, CA (ACV)
    01h27m
    N221PS (CRJ2)
    402 km
    Estimated
    21:20
    In 1 day
    Estimated
    22:47
    In 2 days
  • 10 Feb
    UA5903
    EST. DEPART IN 1d
    18:59
    San Luis Obispo, CA (SBP)
    20:14
    San Francisco, CA (SFO)
    01h15m
    N221PS (CRJ2)
    307 km
    Estimated
    18:59
    In 1 day
    Estimated
    20:14
    In 1 day
  • 9 Feb
    UA5446
    EST. DEPART IN 22h 9m
    06:35
    San Francisco, CA (SFO)
    07:44
    San Luis Obispo, CA (SBP)
    01h09m
    N221PS (CRJ2)
    307 km
    Estimated
    06:35
    In 22 hours
    Estimated
    07:44
    In 23 hours
  • 9 Feb
    UA5476
    EST. DEPART IN 19h 54m
    04:20
    Monterey, CA (MRY)
    05:20
    San Francisco, CA (SFO)
    01h00m
    N221PS (CRJ2)
    124 km
    Estimated
    04:20
    In 20 hours
    Estimated
    05:20
    In 21 hours
  • 9 Feb
    UA5713
    EST. DEPART IN 17h 59m
    02:25
    San Francisco, CA (SFO)
    03:19
    Monterey, CA (MRY)
    00h54m
    N221PS (CRJ2)
    124 km
    Estimated
    02:25
    In 18 hours
    Estimated
    03:19
    In 19 hours
  • 9 Feb
    UA5539
    EST. DEPART IN 15h 14m
    23:40
    Arcata/Eureka, CA (ACV)
    01:08
    San Francisco, CA (SFO)
    01h28m
    N221PS (CRJ2)
    402 km
    Estimated
    23:40
    In 15 hours
    Estimated
    01:08
    In 17 hours
  • 9 Feb
    UA4715
    EST. DEPART IN 12h 54m
    21:20
    San Francisco, CA (SFO)
    22:47
    Arcata/Eureka, CA (ACV)
    01h27m
    N221PS (CRJ2)
    402 km
    Estimated
    21:20
    In 13 hours
    Estimated
    22:47
    In 14 hours
  • 9 Feb
    UA5903
    EST. DEPART IN 10h 33m
    18:59
    San Luis Obispo, CA (SBP)
    20:14
    San Francisco, CA (SFO)
    01h15m
    N221PS (CRJ2)
    307 km
    Estimated
    18:59
    In 11 hours
    Estimated
    20:14
    In 12 hours
  • Past
  • 8 Feb
    UA5446
    LANDED 47m AGO
    06:34
    San Francisco, CA (SFO)
    07:38
    San Luis Obispo, CA (SBP)
    00h43m
    N221PS (CRJ2)
    307 km
    Departed
    06:34
    2 hours ago
    Arrived
    07:38
    47 minutes ago
  • 8 Feb
    UA5476
    LANDED 2h 26m AGO
    05:05
    Monterey, CA (MRY)
    05:59
    San Francisco, CA (SFO)
    00h20m
    N221PS (CRJ2)
    124 km
    Departed
    05:05
    3 hours ago
    Arrived
    05:59
    2 hours ago
  • 8 Feb
    UA5592
    LANDED 5h 2m AGO
    02:22
    Redding, CA (RDD)
    03:23
    San Francisco, CA (SFO)
    00h45m
    N221PS (CRJ2)
    322 km
    Departed
    02:22
    6 hours ago
    Arrived
    03:23
    5 hours ago
  • 8 Feb
    UA5713
    LANDED 3h 38m AGO
    03:58
    San Francisco, CA (SFO)
    04:47
    Monterey, CA (MRY)
    00h18m
    N221PS (CRJ2)
    124 km
    Departed
    03:58
    4 hours ago
    Arrived
    04:47
    4 hours ago
  • 8 Feb
    UA5800
    LANDED 7h AGO
    00:27
    San Francisco, CA (SFO)
    01:25
    Redding, CA (RDD)
    00h34m
    N221PS (CRJ2)
    322 km
    Departed
    00:27
    8 hours ago
    Arrived
    01:25
    7 hours ago
  • 8 Feb
    UA5840
    LANDED 8h 37m AGO
    22:37
    Sacramento, CA (SMF)
    23:48
    San Francisco, CA (SFO)
    00h45m
    N221PS (CRJ2)
    138 km
    Departed
    22:37
    10 hours ago
    Arrived
    23:48
    9 hours ago
  • 8 Feb
    UA5997
    LANDED 10h 22m AGO
    21:08
    San Francisco, CA (SFO)
    22:03
    Sacramento, CA (SMF)
    00h22m
    N221PS (CRJ2)
    138 km
    Departed
    21:08
    11 hours ago
    Arrived
    22:03
    10 hours ago
  • 8 Feb
    UA5737
    LANDED 12h 4m AGO
    19:25
    Fresno, CA (FAT)
    20:21
    San Francisco, CA (SFO)
    00h34m
    N221PS (CRJ2)
    253 km
    Departed
    19:25
    13 hours ago
    Arrived
    20:21
    12 hours ago
  • 8 Feb
    UA5662
    LANDED 14h 31m AGO
    16:23
    San Francisco, CA (SFO)
    17:54
    Fresno, CA (FAT)
    00h36m
    N221PS (CRJ2)
    253 km
    Departed
    16:23
    16 hours ago
    Arrived
    17:54
    15 hours ago
  • 7 Feb
    UA5539
    LANDED 1d AGO
    23:24
    Arcata/Eureka, CA (ACV)
    00:38
    San Francisco, CA (SFO)
    00h48m
    N221PS (CRJ2)
    402 km
    Departed
    23:24
    1 day ago
    Arrived
    00:38
    1 day ago
  • 7 Feb
    UA4715
    LANDED 1d AGO
    21:22
    San Francisco, CA (SFO)
    22:39
    Arcata/Eureka, CA (ACV)
    00h51m
    N221PS (CRJ2)
    402 km
    Departed
    21:22
    1 day ago
    Arrived
    22:39
    1 day ago
  • 7 Feb
    UA5248
    LANDED 1d AGO
    18:59
    Sacramento, CA (SMF)
    19:52
    San Francisco, CA (SFO)
    00h31m
    N221PS (CRJ2)
    138 km
    Departed
    18:59
    2 days ago
    Arrived
    19:52
    1 day ago
  • 7 Feb
    UA5220
    LANDED 1d AGO
    17:17
    San Francisco, CA (SFO)
    18:10
    Sacramento, CA (SMF)
    00h22m
    N221PS (CRJ2)
    138 km
    Departed
    17:17
    2 days ago
    Arrived
    18:10
    2 days ago
  • 7 Feb
    UA5338
    LANDED 1d AGO
    15:18
    Fresno, CA (FAT)
    16:48
    San Francisco, CA (SFO)
    00h29m
    N221PS (CRJ2)
    253 km
    Departed
    15:18
    2 days ago
    Arrived
    16:48
    2 days ago
  • 6 Feb
    UA4638
    LANDED 2d AGO
    04:44
    San Francisco, CA (SFO)
    05:43
    Fresno, CA (FAT)
    00h33m
    N221PS (CRJ2)
    253 km
    Departed
    04:44
    2 days ago
    Arrived
    05:43
    2 days ago
  • 6 Feb
    UA4779
    LANDED 2d AGO
    23:35
    Reno, NV (RNO)
    00:41
    San Francisco, CA (SFO)
    00h45m
    N221PS (CRJ2)
    308 km
    Departed
    23:35
    2 days ago
    Arrived
    00:41
    2 days ago
  • 6 Feb
    UA5707
    LANDED 2d AGO
    21:06
    San Francisco, CA (SFO)
    22:07
    Reno, NV (RNO)
    00h38m
    N221PS (CRJ2)
    308 km
    Departed
    21:06
    2 days ago
    Arrived
    22:07
    2 days ago
  • 6 Feb
    UA5248
    LANDED 2d AGO
    19:05
    Sacramento, CA (SMF)
    20:12
    San Francisco, CA (SFO)
    00h43m
    N221PS (CRJ2)
    138 km
    Departed
    19:05
    3 days ago
    Arrived
    20:12
    2 days ago
  • 6 Feb
    UA5220
    LANDED 2d AGO
    17:18
    San Francisco, CA (SFO)
    18:02
    Sacramento, CA (SMF)
    00h21m
    N221PS (CRJ2)
    138 km
    Departed
    17:18
    3 days ago
    Arrived
    18:02
    3 days ago
  • 6 Feb
    UA5338
    LANDED 2d AGO
    15:19
    Fresno, CA (FAT)
    16:47
    San Francisco, CA (SFO)
    00h31m
    N221PS (CRJ2)
    253 km
    Departed
    15:19
    3 days ago
    Arrived
    16:47
    3 days ago
DateFlightOriginSTDATDDestinationSTADelayStatusDurationReplay
Future
2026 Feb 10San Francisco, CA (SFO/KSFO)
20:45 PST
Fresno, CA (FAT/KFAT)
21:51 PST
Estimated
01h06m
2026 Feb 10Arcata/Eureka, CA (ACV/KACV)
15:40 PST
San Francisco, CA (SFO/KSFO)
17:08 PST
Estimated
01h28m
2026 Feb 10San Francisco, CA (SFO/KSFO)
13:20 PST
Arcata/Eureka, CA (ACV/KACV)
14:47 PST
Estimated
01h27m
2026 Feb 10San Luis Obispo, CA (SBP/KSBP)
10:59 PST
San Francisco, CA (SFO/KSFO)
12:14 PST
Estimated
01h15m
2026 Feb 9San Francisco, CA (SFO/KSFO)
22:35 PST
San Luis Obispo, CA (SBP/KSBP)
23:44 PST
Estimated
01h09m
2026 Feb 9Monterey, CA (MRY/KMRY)
20:20 PST
San Francisco, CA (SFO/KSFO)
21:20 PST
Estimated
01h00m
2026 Feb 9San Francisco, CA (SFO/KSFO)
18:25 PST
Monterey, CA (MRY/KMRY)
19:19 PST
Estimated
00h54m
2026 Feb 9Arcata/Eureka, CA (ACV/KACV)
15:40 PST
San Francisco, CA (SFO/KSFO)
17:08 PST
Estimated
01h28m
2026 Feb 9San Francisco, CA (SFO/KSFO)
13:20 PST
Arcata/Eureka, CA (ACV/KACV)
14:47 PST
Estimated
01h27m
2026 Feb 9San Luis Obispo, CA (SBP/KSBP)
10:59 PST
San Francisco, CA (SFO/KSFO)
12:14 PST
Estimated
01h15m
Past
2026 Feb 8San Francisco, CA (SFO/KSFO)
22:35 PST
22:34 PST
San Luis Obispo, CA (SBP/KSBP)
23:44 PST
Landed 23:38 PST
Time aircraft arrives at gate derived from company/airport information
00h43m
2026 Feb 8Monterey, CA (MRY/KMRY)
20:20 PST
21:05 PST
San Francisco, CA (SFO/KSFO)
21:20 PST
Landed 21:59 PST
Time aircraft arrives at gate derived from company/airport information
00h20m
2026 Feb 8Redding, CA (RDD/KRDD)
18:40 PST
18:22 PST
San Francisco, CA (SFO/KSFO)
19:54 PST
Landed 19:23 PST
Time aircraft arrives at gate derived from company/airport information
00h45m
2026 Feb 8San Francisco, CA (SFO/KSFO)
18:25 PST
19:58 PST
Monterey, CA (MRY/KMRY)
19:19 PST
Landed 20:47 PST
Time aircraft arrives at gate derived from company/airport information
00h18m
2026 Feb 8San Francisco, CA (SFO/KSFO)
16:30 PST
16:27 PST
Redding, CA (RDD/KRDD)
17:40 PST
Landed 17:25 PST
Time aircraft arrives at gate derived from company/airport information
00h34m
2026 Feb 8Sacramento, CA (SMF/KSMF)
14:25 PST
14:37 PST
San Francisco, CA (SFO/KSFO)
15:35 PST
Landed 15:48 PST
Time aircraft arrives at gate derived from company/airport information
00h45m
2026 Feb 8San Francisco, CA (SFO/KSFO)
12:49 PST
13:08 PST
Sacramento, CA (SMF/KSMF)
13:50 PST
Landed 14:03 PST
Time aircraft arrives at gate derived from company/airport information
00h22m
2026 Feb 8Fresno, CA (FAT/KFAT)
10:54 PST
11:25 PST
San Francisco, CA (SFO/KSFO)
12:09 PST
Landed 12:21 PST
Time aircraft arrives at gate derived from company/airport information
00h34m
2026 Feb 8San Francisco, CA (SFO/KSFO)
08:28 PST
08:23 PST
Fresno, CA (FAT/KFAT)
09:46 PST
Landed 09:54 PST
Time aircraft arrives at gate derived from company/airport information
00h36m
2026 Feb 7Arcata/Eureka, CA (ACV/KACV)
15:40 PST
15:24 PST
San Francisco, CA (SFO/KSFO)
17:08 PST
Landed 16:38 PST
Time aircraft arrives at gate derived from company/airport information
00h48m
2026 Feb 7San Francisco, CA (SFO/KSFO)
13:20 PST
13:22 PST
Arcata/Eureka, CA (ACV/KACV)
14:47 PST
Landed 14:39 PST
Time aircraft arrives at gate derived from company/airport information
00h51m
2026 Feb 7Sacramento, CA (SMF/KSMF)
11:10 PST
10:59 PST
San Francisco, CA (SFO/KSFO)
12:20 PST
Landed 11:52 PST
Time aircraft arrives at gate derived from company/airport information
00h31m
2026 Feb 7San Francisco, CA (SFO/KSFO)
09:23 PST
09:17 PST
Sacramento, CA (SMF/KSMF)
10:24 PST
Landed 10:10 PST
Time aircraft arrives at gate derived from company/airport information
00h22m
2026 Feb 7Fresno, CA (FAT/KFAT)
07:30 PST
07:18 PST
San Francisco, CA (SFO/KSFO)
08:43 PST
Landed 08:48 PST
Time aircraft arrives at gate derived from company/airport information
00h29m
2026 Feb 6San Francisco, CA (SFO/KSFO)
20:45 PST
20:44 PST
Fresno, CA (FAT/KFAT)
21:51 PST
Landed 21:43 PST
Time aircraft arrives at gate derived from company/airport information
00h33m
2026 Feb 6Reno, NV (RNO/KRNO)
15:45 PST
15:35 PST
San Francisco, CA (SFO/KSFO)
17:22 PST
Landed 16:41 PST
Time aircraft arrives at gate derived from company/airport information
00h45m
2026 Feb 6San Francisco, CA (SFO/KSFO)
13:15 PST
13:06 PST
Reno, NV (RNO/KRNO)
14:28 PST
Landed 14:07 PST
Time aircraft arrives at gate derived from company/airport information
00h38m
2026 Feb 6Sacramento, CA (SMF/KSMF)
11:10 PST
11:05 PST
San Francisco, CA (SFO/KSFO)
12:20 PST
Landed 12:12 PST
Time aircraft arrives at gate derived from company/airport information
00h43m
2026 Feb 6San Francisco, CA (SFO/KSFO)
09:23 PST
09:18 PST
Sacramento, CA (SMF/KSMF)
10:24 PST
Landed 10:02 PST
Time aircraft arrives at gate derived from company/airport information
00h21m
2026 Feb 6Fresno, CA (FAT/KFAT)
07:30 PST
07:19 PST
San Francisco, CA (SFO/KSFO)
08:43 PST
Landed 08:47 PST
Time aircraft arrives at gate derived from company/airport information
00h31m

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