8 Feb
UA5421
EST. DEPART IN 9h 11m
20:49
Denver, CO (DEN)
22:25
Lubbock, TX (LBB)
01h36m
N571GJ (CRJ7)
735 km
Estimated
20:49
In 9 hours
Estimated
22:25
In 11 hours
UA5421
SKW5421
EST. DEPART IN 9h 11m
Sunday, February 8 2026
13:49 MST
ON-TIME
Scheduled 13:49
Sunday, February 8 2026
16:25 CST
Scheduled 16:25
Flight info
Airline/Operator
Duration
01h36m
Distance
735 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
B70
Arrival Gate
2
ATC Route
KDEN.SLEEK2.SLEEK..OWUPO..LBB..KLBB
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
9 hours ago
Last Known Location
Allentown, PA, 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
  • 10 Feb
    UA5421
    SCHEDULED IN 2d
    20:49
    Denver, CO (DEN)
    22:25
    Lubbock, TX (LBB)
    01h36m
    CRJ7
    735 km
  • 9 Feb
    UA5421
    EST. DEPART IN 1d
    20:49
    Denver, CO (DEN)
    22:25
    Lubbock, TX (LBB)
    01h36m
    N603SK (CRJ7)
    735 km
    Estimated
    20:49
    In 1 day
    Estimated
    22:25
    In 1 day
  • 8 Feb
    UA5421
    EST. DEPART IN 9h 11m
    20:49
    Denver, CO (DEN)
    22:25
    Lubbock, TX (LBB)
    01h36m
    N571GJ (CRJ7)
    735 km
    Estimated
    20:49
    In 9 hours
    Estimated
    22:25
    In 11 hours
  • Past
  • 7 Feb
    UA5421
    LANDED 13h 26m AGO
    20:44
    Denver, CO (DEN)
    22:11
    Lubbock, TX (LBB)
    01h02m
    N531GJ (CRJ7)
    735 km
    Departed
    20:44
    15 hours ago
    Arrived
    22:11
    13 hours ago
  • 6 Feb
    UA5421
    LANDED 1d AGO
    20:43
    Denver, CO (DEN)
    22:09
    Lubbock, TX (LBB)
    00h59m
    N558GJ (CRJ7)
    735 km
    Departed
    20:43
    2 days ago
    Arrived
    22:09
    2 days ago
  • 5 Feb
    UA5421
    LANDED 2d AGO
    20:43
    Denver, CO (DEN)
    22:14
    Lubbock, TX (LBB)
    01h03m
    N573GJ (CRJ7)
    735 km
    Departed
    20:43
    3 days ago
    Arrived
    22:14
    3 days ago
  • 4 Feb
    UA5421
    LANDED 3d AGO
    20:39
    Denver, CO (DEN)
    22:10
    Lubbock, TX (LBB)
    00h59m
    N533GJ (CRJ7)
    735 km
    Departed
    20:39
    4 days ago
    Arrived
    22:10
    4 days ago
  • 3 Feb
    UA5421
    LANDED 4d AGO
    20:40
    Denver, CO (DEN)
    22:52
    Lubbock, TX (LBB)
    01h01m
    N792SK (CRJ7)
    735 km
    Departed
    20:40
    5 days ago
    Arrived
    22:52
    4 days ago
  • 2 Feb
    UA5421
    LANDED 5d AGO
    21:58
    Denver, CO (DEN)
    23:27
    Lubbock, TX (LBB)
    01h02m
    N793SK (CRJ7)
    735 km
    Departed
    21:58
    6 days ago
    Arrived
    23:27
    5 days ago
  • 1 Feb
    UA5421
    LANDED 6d AGO
    20:47
    Denver, CO (DEN)
    22:03
    Lubbock, TX (LBB)
    00h55m
    N531GJ (CRJ7)
    735 km
    Departed
    20:47
    7 days ago
    Arrived
    22:03
    7 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 10Denver, CO (DEN/KDEN)
13:49 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7
Scheduled
01h36m
2026 Feb 9Denver, CO (DEN/KDEN)
13:49 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N603SK)
Estimated
01h36m
2026 Feb 8Denver, CO (DEN/KDEN)
13:49 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N571GJ)
Estimated
01h36m
Past
2026 Feb 7Denver, CO (DEN/KDEN)
13:49 MST
13:44 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N531GJ)
Landed 16:11 CST
Time aircraft arrives at gate derived from company/airport information
01h02m
2026 Feb 6Denver, CO (DEN/KDEN)
13:49 MST
13:43 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N558GJ)
Landed 16:09 CST
Time aircraft arrives at gate derived from company/airport information
00h59m
2026 Feb 5Denver, CO (DEN/KDEN)
13:49 MST
13:43 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N573GJ)
Landed 16:14 CST
Time aircraft arrives at gate derived from company/airport information
01h03m
2026 Feb 4Denver, CO (DEN/KDEN)
13:49 MST
13:39 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N533GJ)
Landed 16:10 CST
Time aircraft arrives at gate derived from company/airport information
00h59m
2026 Feb 3Denver, CO (DEN/KDEN)
13:49 MST
13:40 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N792SK)
Landed 16:52 CST
Time aircraft arrives at gate derived from company/airport information
01h01m
2026 Feb 2Denver, CO (DEN/KDEN)
13:49 MST
14:58 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N793SK)
Landed 17:27 CST
Time aircraft arrives at gate derived from company/airport information
01h02m
2026 Feb 1Denver, CO (DEN/KDEN)
13:49 MST
13:47 MST
Lubbock, TX (LBB/KLBB)
16:25 CST
CRJ7 (N531GJ)
Landed 16:03 CST
Time aircraft arrives at gate derived from company/airport information
00h55m

Flight history for UA5421 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.