13 Feb
UA521
EST. DEPART IN 1d
00:43
Houston, TX (IAH)
04:12
New York, NY (LGA)
03h29m
N77578 (B39M)
2278 km
Estimated
00:43
In 2 days
Estimated
04:12
In 2 days
UA521
UAL521
EST. DEPART IN 1d
Friday, February 13 2026
18:43 CST
ON-TIME
Scheduled 18:43
Friday, February 13 2026
23:12 EST
Scheduled 23:12
Flight info
Airline/Operator
Duration
03h29m
Distance
2278 km
Departure Gate
-
Arrival Gate
47
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
7 hours ago
Last Known Location
Houston, TX, 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
    UA521
    SCHEDULED IN 2d
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    B738
    1108 km
  • 13 Feb
    UA521
    EST. DEPART IN 1d
    00:43
    Houston, TX (IAH)
    04:12
    New York, NY (LGA)
    03h29m
    N77578 (B39M)
    2278 km
    Estimated
    00:43
    In 2 days
    Estimated
    04:12
    In 2 days
  • 13 Feb
    UA521
    EST. DEPART IN 1d
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    N77578 (B39M)
    1108 km
    Estimated
    21:02
    In 1 day
    Estimated
    23:32
    In 1 day
  • 12 Feb
    UA521
    EST. DEPART IN 14h 1m
    00:43
    Houston, TX (IAH)
    04:12
    New York, NY (LGA)
    03h29m
    N76508 (B738)
    2278 km
    Estimated
    00:43
    In 14 hours
    Estimated
    04:12
    In 17 hours
  • 12 Feb
    UA521
    EST. DEPART IN 10h 20m
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    N18220 (B738)
    1108 km
    Estimated
    21:02
    In 10 hours
    Estimated
    23:32
    In 13 hours
  • Past
  • 11 Feb
    UA521
    LANDED 10h 14m AGO
    23:11
    Boston, MA (BOS)
    00:27
    Newark, NJ (EWR)
    00h44m
    N12754 (B737)
    322 km
    Departed
    23:11
    11 hours ago
    Arrived
    00:27
    10 hours ago
  • 10 Feb
    UA521
    LANDED 1d AGO
    23:41
    Boston, MA (BOS)
    01:12
    Newark, NJ (EWR)
    00h52m
    N27733 (B737)
    322 km
    Departed
    23:41
    1 day ago
    Arrived
    01:12
    1 day ago
  • 9 Feb
    UA521
    LANDED 2d AGO
    23:10
    Boston, MA (BOS)
    00:38
    Newark, NJ (EWR)
    00h57m
    N16703 (B737)
    322 km
    Departed
    23:10
    2 days ago
    Arrived
    00:38
    2 days ago
  • 8 Feb
    UA521
    LANDED 3d AGO
    23:20
    Boston, MA (BOS)
    00:45
    Newark, NJ (EWR)
    00h55m
    N16709 (B737)
    322 km
    Departed
    23:20
    3 days ago
    Arrived
    00:45
    3 days ago
  • 7 Feb
    UA521
    LANDED 4d AGO
    22:37
    St Louis, MO (STL)
    00:58
    Houston, TX (IAH)
    01h42m
    N462UA (A320)
    1076 km
    Departed
    22:37
    4 days ago
    Arrived
    00:58
    4 days ago
  • 6 Feb
    UA521
    LANDED 5d AGO
    00:02
    Boston, MA (BOS)
    01:32
    Newark, NJ (EWR)
    00h49m
    N24702 (B737)
    322 km
    Departed
    00:02
    5 days ago
    Arrived
    01:32
    5 days ago
  • 5 Feb
    UA521
    LANDED 6d AGO
    23:17
    Boston, MA (BOS)
    00:35
    Newark, NJ (EWR)
    01h04m
    N39728 (B737)
    322 km
    Departed
    23:17
    6 days ago
    Arrived
    00:35
    6 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 14Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738
Scheduled
02h30m
2026 Feb 13Houston, TX (IAH/KIAH)
18:43 CST
New York, NY (LGA/KLGA)
23:12 EST
B39M (N77578)
Estimated
03h29m
2026 Feb 13Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B39M (N77578)
Estimated
02h30m
2026 Feb 12Houston, TX (IAH/KIAH)
18:43 CST
New York, NY (LGA/KLGA)
23:12 EST
B738 (N76508)
Estimated
03h29m
2026 Feb 12Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N18220)
Estimated
02h30m
Past
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
2026 Feb 8Boston, MA (BOS/KBOS)
18:25 EST
18:20 EST
Newark, NJ (EWR/KEWR)
19:56 EST
B737 (N16709)
Landed 19:45 EST
Time aircraft arrives at gate derived from company/airport information
00h55m
2026 Feb 7St Louis, MO (STL/KSTL)
16:42 CST
16:37 CST
Houston, TX (IAH/KIAH)
19:10 CST
A320 (N462UA)
Landed 18:58 CST
Time aircraft arrives at gate derived from company/airport information
01h42m
2026 Feb 6Boston, MA (BOS/KBOS)
18:17 EST
19:02 EST
Newark, NJ (EWR/KEWR)
19:48 EST
B737 (N24702)
Landed 20:32 EST
Time aircraft arrives at gate derived from company/airport information
00h49m
2026 Feb 5Boston, MA (BOS/KBOS)
18:17 EST
18:17 EST
Newark, NJ (EWR/KEWR)
19:48 EST
B737 (N39728)
Landed 19:35 EST
Time aircraft arrives at gate derived from company/airport information
01h04m

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