12 Feb
DL4121
EST. DEPART IN 11h 7m
21:27
Detroit, MI (DTW)
22:58
Madison, WI (MSN)
01h31m
N712SK (CRJ7)
500 km
Estimated
21:27
In 11 hours
Estimated
22:58
In 13 hours
DL4121
SKW4121
EST. DEPART IN 11h 7m
Thursday, February 12 2026
16:27 EST
ON-TIME
Scheduled 16:27
Thursday, February 12 2026
16:58 CST
Scheduled 16:59
Flight info
Airline/Operator
Duration
01h31m
Distance
500 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
C25
Arrival Gate
-
Departure Terminal
M
Arrival Terminal
-
ATC Route
KDTW.KAYLN3.SMUUV..BAE..MSN..KMSN
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
6 hours ago
Last Known Location
Grand Rapids, MI, 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
  • 14 Feb
    DL4121
    SCHEDULED IN 2d
    21:45
    Austin, TX (AUS)
    23:08
    Mc Allen, TX (MFE)
    01h23m
    E75L
    450 km
  • 13 Feb
    DL4121
    SCHEDULED IN 1d
    21:27
    Detroit, MI (DTW)
    22:59
    Madison, WI (MSN)
    01h32m
    CRJ7
    500 km
  • 12 Feb
    DL4121
    EST. DEPART IN 11h 7m
    21:27
    Detroit, MI (DTW)
    22:58
    Madison, WI (MSN)
    01h31m
    N712SK (CRJ7)
    500 km
    Estimated
    21:27
    In 11 hours
    Estimated
    22:58
    In 13 hours
  • Past
  • 11 Feb
    DL4121
    LANDED 11h 41m AGO
    21:20
    Austin, TX (AUS)
    22:38
    Mc Allen, TX (MFE)
    00h50m
    N319SY (E75L)
    450 km
    Departed
    21:20
    13 hours ago
    Arrived
    22:38
    12 hours ago
  • 10 Feb
    DL4121
    LANDED 1d AGO
    21:16
    Austin, TX (AUS)
    22:32
    Mc Allen, TX (MFE)
    00h56m
    N246SY (E75L)
    450 km
    Departed
    21:16
    2 days ago
    Arrived
    22:32
    1 day ago
  • 9 Feb
    DL4121
    LANDED 2d AGO
    21:15
    Austin, TX (AUS)
    22:22
    Mc Allen, TX (MFE)
    00h50m
    N261SY (E75L)
    450 km
    Departed
    21:15
    3 days ago
    Arrived
    22:22
    2 days ago
  • 8 Feb
    DL4121
    LANDED 3d AGO
    21:15
    Austin, TX (AUS)
    22:31
    Mc Allen, TX (MFE)
    00h52m
    N261SY (E75L)
    450 km
    Departed
    21:15
    4 days ago
    Arrived
    22:31
    3 days ago
  • 7 Feb
    DL4121
    LANDED 4d AGO
    21:40
    Austin, TX (AUS)
    22:46
    Mc Allen, TX (MFE)
    00h44m
    N241SY (E75L)
    450 km
    Departed
    21:40
    4 days ago
    Arrived
    22:46
    4 days ago
  • 6 Feb
    DL4121
    LANDED 5d AGO
    21:21
    Austin, TX (AUS)
    22:42
    Mc Allen, TX (MFE)
    00h53m
    N252SY (E75L)
    450 km
    Departed
    21:21
    5 days ago
    Arrived
    22:42
    5 days ago
  • 5 Feb
    DL4121
    LANDED 6d AGO
    21:18
    Austin, TX (AUS)
    22:27
    Mc Allen, TX (MFE)
    00h50m
    N258SY (E75L)
    450 km
    Departed
    21:18
    7 days ago
    Arrived
    22:27
    6 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 14Austin, TX (AUS/KAUS)
15:45 CST
Mc Allen, TX (MFE/KMFE)
17:08 CST
E75L
Scheduled
01h23m
2026 Feb 13Detroit, MI (DTW/KDTW)
16:27 EST
Madison, WI (MSN/KMSN)
16:59 CST
CRJ7
Scheduled
01h32m
2026 Feb 12Detroit, MI (DTW/KDTW)
16:27 EST
Madison, WI (MSN/KMSN)
16:59 CST
CRJ7 (N712SK)
Estimated
01h31m
Past
2026 Feb 11Austin, TX (AUS/KAUS)
15:25 CST
15:20 CST
Mc Allen, TX (MFE/KMFE)
16:45 CST
E75L (N319SY)
Landed 16:38 CST
Time aircraft arrives at gate derived from company/airport information
00h50m
2026 Feb 10Austin, TX (AUS/KAUS)
15:25 CST
15:16 CST
Mc Allen, TX (MFE/KMFE)
16:45 CST
E75L (N246SY)
Landed 16:32 CST
Time aircraft arrives at gate derived from company/airport information
00h56m
2026 Feb 9Austin, TX (AUS/KAUS)
15:25 CST
15:15 CST
Mc Allen, TX (MFE/KMFE)
16:45 CST
E75L (N261SY)
Landed 16:22 CST
Time aircraft arrives at gate derived from company/airport information
00h50m
2026 Feb 8Austin, TX (AUS/KAUS)
15:25 CST
15:15 CST
Mc Allen, TX (MFE/KMFE)
16:45 CST
E75L (N261SY)
Landed 16:31 CST
Time aircraft arrives at gate derived from company/airport information
00h52m
2026 Feb 7Austin, TX (AUS/KAUS)
15:50 CST
15:40 CST
Mc Allen, TX (MFE/KMFE)
17:13 CST
E75L (N241SY)
Landed 16:46 CST
Time aircraft arrives at gate derived from company/airport information
00h44m
2026 Feb 6Austin, TX (AUS/KAUS)
15:25 CST
15:21 CST
Mc Allen, TX (MFE/KMFE)
16:45 CST
E75L (N252SY)
Landed 16:42 CST
Time aircraft arrives at gate derived from company/airport information
00h53m
2026 Feb 5Austin, TX (AUS/KAUS)
15:25 CST
15:18 CST
Mc Allen, TX (MFE/KMFE)
16:45 CST
E75L (N258SY)
Landed 16:27 CST
Time aircraft arrives at gate derived from company/airport information
00h50m

Flight history for DL4121 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.