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8 Feb
N77581
LANDED 2d AGO
18:45
Denver, CO (DEN)
21:44
Portland, OR (PDX)
02h30m
B39M
1593 km
Departed
18:45
3 days ago
Arrived
21:44
3 days ago
N77581
UA644 / UAL644
LANDED 2d AGO
Sunday, February 8 2026
11:45 MST
Scheduled 11:50
Sunday, February 8 2026
13:44 PST
ON-TIME
Scheduled 13:45
Flight info
Airline/Operator
Duration
02h30m
Distance
1593 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
B55
Arrival Gate
E3
Departure Taxi Time
25m
Arrival Taxi Time
4m
ATC Route
KDEN.ZIMMR3.CHNGY..BOI..JOTBA.HHOOD5.KPDX/2141
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
43522/8927
Aircraft Age
Owner
Last Activity
16 seconds ago
Last Known Location
In flight - Near APALACHICOLA, FL, 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
  • 13 Feb
    UA559
    EST. DEPART IN 1d
    11:31
    Newark, NJ (EWR)
    14:49
    Miami, FL (MIA)
    03h18m
    N77581 (B39M)
    1751 km
    Estimated
    11:31
    In 2 days
    Estimated
    14:49
    In 2 days
  • 12 Feb
    UA700
    EST. DEPART IN 1d
    22:25
    Houston, TX (IAH)
    01:57
    Newark, NJ (EWR)
    03h32m
    N77581 (B39M)
    2251 km
    Estimated
    22:25
    In 1 day
    Estimated
    01:57
    In 1 day
  • 12 Feb
    UA1031
    EST. DEPART IN 1d
    16:35
    Tocumen (PTY)
    20:54
    Houston, TX (IAH)
    04h19m
    N77581 (B39M)
    2857 km
    Estimated
    16:35
    In 1 day
    Estimated
    20:54
    In 1 day
  • 11 Feb
    UA1250
    EST. DEPART IN 3h 6m
    17:56
    Houston, TX (IAH)
    22:07
    Tocumen (PTY)
    04h11m
    N77581 (B39M)
    2857 km
    Estimated
    17:56
    In 3 hours
    Estimated
    22:07
    In 7 hours
  • Current
  • 11 Feb
    UA1644
    LANDING IN 1h 44m
    11:36
    San Juan (SJU)
    16:34
    Houston, TX (IAH)
    05h06m
    N77581 (B39M)
    3229 km
    Departed
    11:36
    3 hours ago
    Estimated
    16:34
    In 2 hours
  • Past
  • 10 Feb
    UA701
    LANDED 13h 37m AGO
    20:57
    Houston, TX (IAH)
    01:12
    San Juan (SJU)
    03h55m
    N77581 (B39M)
    3229 km
    Departed
    20:57
    18 hours ago
    Arrived
    01:12
    14 hours ago
  • 10 Feb
    UA2135
    LANDED 19h 33m AGO
    15:00
    Seattle, WA (SEA)
    19:16
    Houston, TX (IAH)
    03h47m
    N77581 (B39M)
    3014 km
    Departed
    15:00
    24 hours ago
    Arrived
    19:16
    20 hours ago
  • 9 Feb
    UA2456
    LANDED 1d AGO
    01:50
    Houston, TX (IAH)
    06:32
    Seattle, WA (SEA)
    04h14m
    N77581 (B39M)
    3014 km
    Departed
    01:50
    1 day ago
    Arrived
    06:32
    1 day ago
  • 9 Feb
    UA1516
    LANDED 1d AGO
    20:12
    Liberia (LIR)
    23:47
    Houston, TX (IAH)
    03h09m
    N77581 (B39M)
    2384 km
    Departed
    20:12
    2 days ago
    Arrived
    23:47
    2 days ago
  • 9 Feb
    UA1512
    LANDED 1d AGO
    15:34
    Houston, TX (IAH)
    18:55
    Liberia (LIR)
    03h02m
    N77581 (B39M)
    2384 km
    Departed
    15:34
    2 days ago
    Arrived
    18:55
    2 days ago
  • 8 Feb
    UA2419
    LANDED 2d AGO
    03:38
    Denver, CO (DEN)
    05:56
    Houston, TX (IAH)
    01h48m
    N77581 (B39M)
    1388 km
    Departed
    03:38
    2 days ago
    Arrived
    05:56
    2 days ago
  • 8 Feb
    UA1787
    LANDED 2d AGO
    23:36
    Portland, OR (PDX)
    01:52
    Denver, CO (DEN)
    01h57m
    N77581 (B39M)
    1593 km
    Departed
    23:36
    3 days ago
    Arrived
    01:52
    2 days ago
  • 8 Feb
    UA644
    LANDED 2d AGO
    18:45
    Denver, CO (DEN)
    21:44
    Portland, OR (PDX)
    02h30m
    N77581 (B39M)
    1593 km
    Departed
    18:45
    3 days ago
    Arrived
    21:44
    3 days ago
  • 8 Feb
    UA2063
    LANDED 3d AGO
    13:09
    Bozeman, MT (BZN)
    14:48
    Denver, CO (DEN)
    01h06m
    N77581 (B39M)
    843 km
    Departed
    13:09
    3 days ago
    Arrived
    14:48
    3 days ago
  • 7 Feb
    UA1347
    LANDED 3d AGO
    02:55
    Denver, CO (DEN)
    04:46
    Bozeman, MT (BZN)
    01h19m
    N77581 (B39M)
    843 km
    Departed
    02:55
    3 days ago
    Arrived
    04:46
    3 days ago
  • 7 Feb
    UA1368
    LANDED 3d AGO
    18:23
    San Juan (SJU)
    01:28
    Denver, CO (DEN)
    06h21m
    N77581 (B39M)
    4397 km
    Departed
    18:23
    4 days ago
    Arrived
    01:28
    4 days ago
  • 7 Feb
    UA2021
    LANDED 3d AGO
    13:24
    Washington, VA (IAD)
    17:24
    San Juan (SJU)
    03h07m
    N77581 (B39M)
    2535 km
    Departed
    13:24
    4 days ago
    Arrived
    17:24
    4 days ago
  • 6 Feb
    UA284
    LANDED 4d AGO
    07:42
    Las Vegas, NV (LAS)
    11:58
    Washington, VA (IAD)
    03h49m
    N77581 (B39M)
    3317 km
    Departed
    07:42
    4 days ago
    Arrived
    11:58
    4 days ago
  • 6 Feb
    UA1495
    LANDED 4d AGO
    01:42
    Chicago, IL (ORD)
    05:29
    Las Vegas, NV (LAS)
    03h26m
    N77581 (B39M)
    2432 km
    Departed
    01:42
    5 days ago
    Arrived
    05:29
    4 days ago
  • 6 Feb
    UA2026
    LANDED 4d AGO
    21:52
    Philadelphia, PA (PHL)
    00:28
    Chicago, IL (ORD)
    01h54m
    N77581 (B39M)
    1089 km
    Departed
    21:52
    5 days ago
    Arrived
    00:28
    5 days ago
  • 6 Feb
    UA1575
    LANDED 4d AGO
    17:08
    Denver, CO (DEN)
    20:27
    Philadelphia, PA (PHL)
    02h59m
    N77581 (B39M)
    2501 km
    Departed
    17:08
    5 days ago
    Arrived
    20:27
    5 days ago
  • 6 Feb
    UA550
    LANDED 4d AGO
    13:05
    Calgary, AB (YYC)
    15:26
    Denver, CO (DEN)
    01h55m
    N77581 (B39M)
    1446 km
    Departed
    13:05
    5 days ago
    Arrived
    15:26
    5 days ago
  • 5 Feb
    UA720
    LANDED 5d AGO
    02:11
    Denver, CO (DEN)
    04:37
    Calgary, AB (YYC)
    02h03m
    N77581 (B39M)
    1446 km
    Departed
    02:11
    5 days ago
    Arrived
    04:37
    5 days ago
  • 5 Feb
    UA1368
    LANDED 5d AGO
    18:25
    San Juan (SJU)
    00:45
    Denver, CO (DEN)
    07h49m
    N77581 (B39M)
    4397 km
    Departed
    18:25
    6 days ago
    Arrived
    00:45
    6 days ago
  • 5 Feb
    UA2021
    LANDED 5d AGO
    13:27
    Washington, VA (IAD)
    17:15
    San Juan (SJU)
    03h22m
    N77581 (B39M)
    2535 km
    Departed
    13:27
    6 days ago
    Arrived
    17:15
    6 days ago
  • 4 Feb
    UA2024
    LANDED 6d AGO
    21:43
    San Juan (SJU)
    01:39
    Washington, VA (IAD)
    03h31m
    N77581 (B39M)
    2535 km
    Departed
    21:43
    7 days ago
    Arrived
    01:39
    7 days ago
  • 4 Feb
    UA1192
    LANDED 6d AGO
    16:05
    Houston, TX (IAH)
    20:15
    San Juan (SJU)
    03h43m
    N77581 (B39M)
    3229 km
    Departed
    16:05
    7 days ago
    Arrived
    20:15
    7 days ago
DateFlightOriginSTDATDDestinationSTADelayStatusDurationReplay
Future
2026 Feb 13
UA559
Newark, NJ (EWR/KEWR)
06:31 EST
Miami, FL (MIA/KMIA)
09:49 EST
Estimated
03h18m
2026 Feb 12
UA700
Houston, TX (IAH/KIAH)
16:25 CST
Newark, NJ (EWR/KEWR)
20:57 EST
Estimated
03h32m
2026 Feb 12
UA1031
Tocumen (PTY/MPTO)
11:35 EST
Houston, TX (IAH/KIAH)
14:54 CST
Estimated
04h19m
2026 Feb 11
UA1250
Houston, TX (IAH/KIAH)
11:56 CST
Tocumen (PTY/MPTO)
17:07 EST
Estimated
04h11m
Current
2026 Feb 11
UA1644
San Juan (SJU/TJSJ)
07:45 AST
07:36 AST
Houston, TX (IAH/KIAH)
10:51 CST
Est. Arrival 10:34 CST
05h06m
Past
2026 Feb 10
UA701
Houston, TX (IAH/KIAH)
15:04 CST
14:57 CST
San Juan (SJU/TJSJ)
21:26 AST
Landed 21:12 AST
Time aircraft arrives at gate derived from company/airport information
03h55m
2026 Feb 10
UA2135
Seattle, WA (SEA/KSEA)
07:00 PST
07:00 PST
Houston, TX (IAH/KIAH)
13:25 CST
Landed 13:16 CST
Time aircraft arrives at gate derived from company/airport information
03h47m
2026 Feb 9
UA2456
Houston, TX (IAH/KIAH)
19:57 CST
19:50 CST
Seattle, WA (SEA/KSEA)
22:59 PST
Landed 22:32 PST
Time aircraft arrives at gate derived from company/airport information
04h14m
2026 Feb 9
UA1516
Liberia (LIR/MRLB)
14:20 CST
14:12 CST
Houston, TX (IAH/KIAH)
18:03 CST
Landed 17:47 CST
Time aircraft arrives at gate derived from company/airport information
03h09m
2026 Feb 9
UA1512
Houston, TX (IAH/KIAH)
09:36 CST
09:34 CST
Liberia (LIR/MRLB)
13:10 CST
Landed 12:55 CST
Time aircraft arrives at gate derived from company/airport information
03h02m
2026 Feb 8
UA2419
Denver, CO (DEN/KDEN)
20:32 MST
20:38 MST
Houston, TX (IAH/KIAH)
23:59 CST
Landed 23:56 CST
Time aircraft arrives at gate derived from company/airport information
01h48m
2026 Feb 8
UA1787
Portland, OR (PDX/KPDX)
15:45 PST
15:36 PST
Denver, CO (DEN/KDEN)
19:18 MST
Landed 18:52 MST
Time aircraft arrives at gate derived from company/airport information
01h57m
2026 Feb 8
UA644
Denver, CO (DEN/KDEN)
11:50 MST
11:45 MST
Portland, OR (PDX/KPDX)
13:45 PST
Landed 13:44 PST
Time aircraft arrives at gate derived from company/airport information
02h30m
2026 Feb 8
UA2063
Bozeman, MT (BZN/KBZN)
06:15 MST
06:09 MST
Denver, CO (DEN/KDEN)
08:19 MST
Landed 07:48 MST
Time aircraft arrives at gate derived from company/airport information
01h06m
2026 Feb 7
UA1347
Denver, CO (DEN/KDEN)
19:40 MST
19:55 MST
Bozeman, MT (BZN/KBZN)
21:33 MST
Landed 21:46 MST
Time aircraft arrives at gate derived from company/airport information
01h19m
2026 Feb 7
UA1368
San Juan (SJU/TJSJ)
14:25 AST
14:23 AST
Denver, CO (DEN/KDEN)
18:12 MST
Landed 18:28 MST
Time aircraft arrives at gate derived from company/airport information
06h21m
2026 Feb 7
UA2021
Washington, VA (IAD/KIAD)
08:27 EST
08:24 EST
San Juan (SJU/TJSJ)
13:17 AST
Landed 13:24 AST
Time aircraft arrives at gate derived from company/airport information
03h07m
2026 Feb 6
UA284
Las Vegas, NV (LAS/KLAS)
23:50 PST
23:42 PST
Washington, VA (IAD/KIAD)
07:13 EST
Landed 06:58 EST
Time aircraft arrives at gate derived from company/airport information
03h49m
2026 Feb 6
UA1495
Chicago, IL (ORD/KORD)
19:45 CST
19:42 CST
Las Vegas, NV (LAS/KLAS)
21:59 PST
Landed 21:29 PST
Time aircraft arrives at gate derived from company/airport information
03h26m
2026 Feb 6
UA2026
Philadelphia, PA (PHL/KPHL)
17:00 EST
16:52 EST
Chicago, IL (ORD/KORD)
18:30 CST
Landed 18:28 CST
Time aircraft arrives at gate derived from company/airport information
01h54m
2026 Feb 6
UA1575
Denver, CO (DEN/KDEN)
10:15 MST
10:08 MST
Philadelphia, PA (PHL/KPHL)
15:50 EST
Landed 15:27 EST
Time aircraft arrives at gate derived from company/airport information
02h59m
2026 Feb 6
UA550
Calgary, AB (YYC/CYYC)
06:15 MST
06:05 MST
Denver, CO (DEN/KDEN)
08:55 MST
Landed 08:26 MST
Time aircraft arrives at gate derived from company/airport information
01h55m
2026 Feb 5
UA720
Denver, CO (DEN/KDEN)
19:15 MST
19:11 MST
Calgary, AB (YYC/CYYC)
21:53 MST
Landed 21:37 MST
Time aircraft arrives at gate derived from company/airport information
02h03m
2026 Feb 5
UA1368
San Juan (SJU/TJSJ)
14:25 AST
14:25 AST
Denver, CO (DEN/KDEN)
18:12 MST
Landed 17:45 MST
Time aircraft arrives at gate derived from company/airport information
07h49m
2026 Feb 5
UA2021
Washington, VA (IAD/KIAD)
08:27 EST
08:27 EST
San Juan (SJU/TJSJ)
13:17 AST
Landed 13:15 AST
Time aircraft arrives at gate derived from company/airport information
03h22m
2026 Feb 4
UA2024
San Juan (SJU/TJSJ)
17:50 AST
17:43 AST
Washington, VA (IAD/KIAD)
20:55 EST
Landed 20:39 EST
Time aircraft arrives at gate derived from company/airport information
03h31m
2026 Feb 4
UA1192
Houston, TX (IAH/KIAH)
10:10 CST
10:05 CST
San Juan (SJU/TJSJ)
16:36 AST
Landed 16:15 AST
Time aircraft arrives at gate derived from company/airport information
03h43m

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