12 Feb
UA521
LANDING IN 1h 19m
00:47
Houston, TX (IAH)
04:06
New York, NY (LGA)
03h19m
N36207 (B738)
2278 km
Departed
00:47
2 hours ago
Estimated
04:06
In 1 hour
UA521
UAL521
LANDING IN 1h 19m
Thursday, February 12 2026
18:47 CST
Scheduled 18:43
Thursday, February 12 2026
23:06 EST
ON-TIME
Scheduled 23:12
Flight info
Airline/Operator
Duration
03h19m
Distance
2278 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
C1
Arrival Gate
46
Departure Terminal
C
Arrival Terminal
B
ATC Route
KIAH.LURIC8.HAWES..SUTTN.J29.CARIN..MEMFS.Q29.WWSHR..TEESY.J146.ETG.MIP4.KLGA/0413
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
30579/627
Aircraft Age
Owner
Last Activity
3 minutes ago
Last Known Location
In flight - Near Vevay, 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
    EST. DEPART IN 1d
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    N24212 (B738)
    1108 km
    Estimated
    21:02
    In 2 days
    Estimated
    23:32
    In 2 days
  • 13 Feb
    UA521
    EST. DEPART IN 21h 56m
    00:43
    Houston, TX (IAH)
    04:12
    New York, NY (LGA)
    03h29m
    N77578 (B39M)
    2278 km
    Estimated
    00:43
    In 22 hours
    Estimated
    04:12
    In 1 day
  • 13 Feb
    UA521
    EST. DEPART IN 18h 15m
    21:02
    Atlanta, GA (ATL)
    23:32
    Houston, TX (IAH)
    02h30m
    N77578 (B39M)
    1108 km
    Estimated
    21:02
    In 18 hours
    Estimated
    23:32
    In 21 hours
  • Current
  • 12 Feb
    UA521
    LANDING IN 1h 19m
    00:47
    Houston, TX (IAH)
    04:06
    New York, NY (LGA)
    03h29m
    N36207 (B738)
    2278 km
    Departed
    00:47
    2 hours ago
    Estimated
    04:06
    In 1 hour
  • Past
  • 12 Feb
    UA521
    LANDED 3h 40m AGO
    20:56
    Atlanta, GA (ATL)
    23:06
    Houston, TX (IAH)
    01h44m
    N18220 (B738)
    1108 km
    Departed
    20:56
    6 hours ago
    Arrived
    23:06
    4 hours ago
  • 11 Feb
    UA521
    LANDED 1d AGO
    23:11
    Boston, MA (BOS)
    00:27
    Newark, NJ (EWR)
    00h44m
    N12754 (B737)
    322 km
    Departed
    23:11
    1 day ago
    Arrived
    00:27
    1 day ago
  • 10 Feb
    UA521
    LANDED 2d AGO
    23:41
    Boston, MA (BOS)
    01:12
    Newark, NJ (EWR)
    00h52m
    N27733 (B737)
    322 km
    Departed
    23:41
    2 days ago
    Arrived
    01:12
    2 days ago
  • 9 Feb
    UA521
    LANDED 3d AGO
    23:10
    Boston, MA (BOS)
    00:38
    Newark, NJ (EWR)
    00h57m
    N16703 (B737)
    322 km
    Departed
    23:10
    3 days ago
    Arrived
    00:38
    3 days ago
  • 8 Feb
    UA521
    LANDED 4d AGO
    23:20
    Boston, MA (BOS)
    00:45
    Newark, NJ (EWR)
    00h55m
    N16709 (B737)
    322 km
    Departed
    23:20
    4 days ago
    Arrived
    00:45
    4 days ago
  • 7 Feb
    UA521
    LANDED 5d AGO
    22:37
    St Louis, MO (STL)
    00:58
    Houston, TX (IAH)
    01h42m
    N462UA (A320)
    1076 km
    Departed
    22:37
    5 days ago
    Arrived
    00:58
    5 days ago
  • 6 Feb
    UA521
    LANDED 6d AGO
    00:02
    Boston, MA (BOS)
    01:32
    Newark, NJ (EWR)
    00h49m
    N24702 (B737)
    322 km
    Departed
    00:02
    6 days ago
    Arrived
    01:32
    6 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 14Atlanta, GA (ATL/KATL)
16:02 EST
Houston, TX (IAH/KIAH)
17:32 CST
B738 (N24212)
Estimated
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
Current
2026 Feb 12Houston, TX (IAH/KIAH)
18:43 CST
18:47 CST
New York, NY (LGA/KLGA)
23:12 EST
B738 (N36207)
Est. Arrival 23:06 EST
03h29m
Past
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
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

Flight history for UA521 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.