17 Feb
UA521
EST. DEPART IN 1d
00:43
Houston, TX (IAH)
04:12
New York, NY (LGA)
03h29m
N73275 (B738)
2278 km
Estimated
00:43
In 2 days
Estimated
04:12
In 2 days
UA521
UAL521
EST. DEPART IN 1d
Tuesday, February 17 2026
18:43 CST
ON-TIME
Scheduled 18:43
Tuesday, February 17 2026
23:12 EST
Scheduled 23:12
Flight info
Airline/Operator
Duration
03h29m
Distance
2278 km
Departure Gate
-
Arrival Gate
45
Departure Terminal
C
Arrival Terminal
B
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
-
Aircraft Age
Owner
Last Activity
2 hours ago
Last Known Location
Sacramento, 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
  • 18 Feb
    UA521
    SCHEDULED IN 2d
    00:43
    Houston, TX (IAH)
    04:12
    New York, NY (LGA)
    03h29m
    B738
    2278 km
  • 18 Feb
    UA521
    SCHEDULED IN 2d
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    B738
    1108 km
  • 17 Feb
    UA521
    EST. DEPART IN 1d
    00:43
    Houston, TX (IAH)
    04:12
    New York, NY (LGA)
    03h29m
    N73275 (B738)
    2278 km
    Estimated
    00:43
    In 2 days
    Estimated
    04:12
    In 2 days
  • 17 Feb
    UA521
    EST. DEPART IN 1d
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    N73275 (B738)
    1108 km
    Estimated
    21:02
    In 1 day
    Estimated
    23:32
    In 2 days
  • 16 Feb
    UA521
    EST. DEPART IN 16h 22m
    00:43
    Houston, TX (IAH)
    04:12
    New York, NY (LGA)
    03h29m
    N73275 (B738)
    2278 km
    Estimated
    00:43
    In 16 hours
    Estimated
    04:12
    In 20 hours
  • 16 Feb
    UA521
    EST. DEPART IN 12h 41m
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    N73275 (B738)
    1108 km
    Estimated
    21:02
    In 13 hours
    Estimated
    23:32
    In 15 hours
  • Past
  • 15 Feb
    UA521
    LANDED 9h 5m AGO
    21:05
    Atlanta, GA (ATL)
    23:15
    Houston, TX (IAH)
    01h41m
    N24212 (B738)
    1108 km
    Departed
    21:05
    11 hours ago
    Arrived
    23:15
    9 hours ago
  • 14 Feb
    UA521
    LANDED 1d AGO
    20:57
    Atlanta, GA (ATL)
    23:18
    Houston, TX (IAH)
    01h52m
    N24212 (B738)
    1108 km
    Departed
    20:57
    1 day ago
    Arrived
    23:18
    1 day ago
  • 13 Feb
    UA521
    LANDED 2d AGO
    00:46
    Houston, TX (IAH)
    04:23
    New York, NY (LGA)
    02h52m
    N77578 (B39M)
    2278 km
    Departed
    00:46
    2 days ago
    Arrived
    04:23
    2 days ago
  • 13 Feb
    UA521
    LANDED 2d AGO
    21:05
    Atlanta, GA (ATL)
    23:33
    Houston, TX (IAH)
    01h52m
    N77578 (B39M)
    1108 km
    Departed
    21:05
    2 days ago
    Arrived
    23:33
    2 days ago
  • 12 Feb
    UA521
    LANDED 3d AGO
    00:47
    Houston, TX (IAH)
    04:10
    New York, NY (LGA)
    02h57m
    N36207 (B738)
    2278 km
    Departed
    00:47
    3 days ago
    Arrived
    04:10
    3 days ago
  • 12 Feb
    UA521
    LANDED 3d AGO
    20:56
    Atlanta, GA (ATL)
    23:06
    Houston, TX (IAH)
    01h44m
    N18220 (B738)
    1108 km
    Departed
    20:56
    3 days ago
    Arrived
    23:06
    3 days ago
  • 11 Feb
    UA521
    LANDED 4d AGO
    23:11
    Boston, MA (BOS)
    00:27
    Newark, NJ (EWR)
    00h44m
    N12754 (B737)
    322 km
    Departed
    23:11
    4 days ago
    Arrived
    00:27
    4 days ago
  • 10 Feb
    UA521
    LANDED 5d AGO
    23:41
    Boston, MA (BOS)
    01:12
    Newark, NJ (EWR)
    00h52m
    N27733 (B737)
    322 km
    Departed
    23:41
    5 days ago
    Arrived
    01:12
    5 days ago
  • 9 Feb
    UA521
    LANDED 6d AGO
    23:10
    Boston, MA (BOS)
    00:38
    Newark, NJ (EWR)
    00h57m
    N16703 (B737)
    322 km
    Departed
    23:10
    6 days ago
    Arrived
    00:38
    6 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 18Houston, TX (IAH/KIAH)
18:43 CST
New York, NY (LGA/KLGA)
23:12 EST
B738
Scheduled
03h29m
2026 Feb 18Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738
Scheduled
02h30m
2026 Feb 17Houston, TX (IAH/KIAH)
18:43 CST
New York, NY (LGA/KLGA)
23:12 EST
B738 (N73275)
Estimated
03h29m
2026 Feb 17Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N73275)
Estimated
02h30m
2026 Feb 16Houston, TX (IAH/KIAH)
18:43 CST
New York, NY (LGA/KLGA)
23:12 EST
B738 (N73275)
Estimated
03h29m
2026 Feb 16Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N73275)
Estimated
02h30m
Past
2026 Feb 15Atlanta, GA (ATL/KATL)
16:02 EST
16:05 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N24212)
Landed 17:15 CST
Time aircraft arrives at gate derived from company/airport information
01h41m
2026 Feb 14Atlanta, GA (ATL/KATL)
16:02 EST
15:57 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N24212)
Landed 17:18 CST
Time aircraft arrives at gate derived from company/airport information
01h52m
2026 Feb 13Houston, TX (IAH/KIAH)
18:43 CST
18:46 CST
New York, NY (LGA/KLGA)
23:12 EST
B39M (N77578)
Landed 23:23 EST
Time aircraft arrives at gate derived from company/airport information
02h52m
2026 Feb 13Atlanta, GA (ATL/KATL)
16:02 EST
16:05 EST
Houston, TX (IAH/KIAH)
17:32 CST
B39M (N77578)
Landed 17:33 CST
Time aircraft arrives at gate derived from company/airport information
01h52m
2026 Feb 12Houston, TX (IAH/KIAH)
18:43 CST
18:47 CST
New York, NY (LGA/KLGA)
23:12 EST
B738 (N36207)
Landed 23:10 EST
Time aircraft arrives at gate derived from company/airport information
02h57m
2026 Feb 12Atlanta, GA (ATL/KATL)
16:02 EST
15:56 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N18220)
Landed 17:06 CST
Time aircraft arrives at gate derived from company/airport information
01h44m
2026 Feb 11Boston, MA (BOS/KBOS)
18:17 EST
18:11 EST
Newark, NJ (EWR/KEWR)
19:48 EST
B737 (N12754)
Landed 19:27 EST
Time aircraft arrives at gate derived from company/airport information
00h44m
2026 Feb 10Boston, MA (BOS/KBOS)
18:29 EST
18:41 EST
Newark, NJ (EWR/KEWR)
19:59 EST
B737 (N27733)
Landed 20:12 EST
Time aircraft arrives at gate derived from company/airport information
00h52m
2026 Feb 9Boston, MA (BOS/KBOS)
18:17 EST
18:10 EST
Newark, NJ (EWR/KEWR)
19:48 EST
B737 (N16703)
Landed 19:38 EST
Time aircraft arrives at gate derived from company/airport information
00h57m

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