Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1521

Operated by United Airlines

Live map

Live map filtered to UAL1521. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
09:05 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
VRB / 5 kt
Visibility
10 SM
Ceiling
BKN 3,500 ft
Temp / Dew
18°C / 14°C
Altimeter
29.88 inHg

Obs: 2026-10-12T12:52:00.000Z

Raw METAR / TAF 
METAR KIAD 121252Z VRB05KT 10SM BKN035 18/14 A2988 RMK AO2 SLP116 T01780139 $

TAF KIAD 121136Z 1212/1318 33010G17KT 6SM BR SCT018 BKN045 FM121300 33010G18KT P6SM BKN020 BKN035 FM121600 34013G21KT P6SM SCT025 BKN040 FM121800 33011G18KT P6SM BKN045 FM122100 31007KT P6SM SCT050 FM130000 30003KT P6SM FEW050 FM131400 19005KT P6SM SCT250

flight Live Traffic

flight_takeoff 116 Departures
flight_land 103 Arrivals

Arrival

MSY KMSY VFR

Louis Armstrong New Orleans International Airport

New Orleans, US

Local time
08:05 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
4 ft
Coordinates
29.9934, -90.2647

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
FEW 2,000 ft, FEW 25,000 ft
Temp / Dew
21°C / 19°C
Altimeter
30.12 inHg

Obs: 2026-10-12T12:53:00.000Z

Raw METAR / TAF 
METAR KMSY 121253Z 00000KT 10SM FEW020 FEW250 21/19 A3012 RMK AO2 SLP204 T02060189 $

TAF KMSY 121120Z 1212/1318 14005KT P6SM SKC

flight Live Traffic

flight_takeoff 82 Departures
flight_land 74 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AB3DC3 IAD → MSY Jul 26, 14:25 UTCJul 26, 15:55 UTC1h 30m - -
2026-07-26 AB3DC3 IAD → MSY Jul 26, 14:32 UTCJul 26, 15:51 UTC1h 19m +18m +12m
2026-07-25 AB5DD4 IAD → MSY Jul 25, 14:35 UTCJul 25, 16:00 UTC1h 25m - -
2026-07-24 A59197 IAD → MSY Jul 24, 14:45 UTCJul 24, 16:10 UTC1h 25m - -
2026-07-23 AC234F IAD → MSY Jul 23, 16:05 UTCJul 23, 17:40 UTC1h 35m - -
2026-07-23 AC234F IAD → MSY Jul 23, 16:08 UTCJul 23, 17:35 UTC1h 27m +114m +1m
2026-07-22 AB8553 IAD → MSY Jul 22, 14:20 UTCJul 22, 16:00 UTC1h 40m - -
2026-07-21 AAEEC5 IAD → MSY Jul 21, 14:50 UTCJul 21, 16:15 UTC1h 25m - -
2026-07-20 AC55F3 IAD → MSY Jul 20, 14:20 UTCJul 20, 15:50 UTC1h 30m - -
2026-07-19 AAEEC5 IAD → MSY Jul 19, 14:35 UTCJul 19, 15:55 UTC1h 20m - -
2026-07-18 AB5056 IAD → MSY Jul 18, 14:30 UTCJul 18, 15:50 UTC1h 20m - -
2026-07-17 AB2520 IAD → MSY Jul 17, 14:39 UTCJul 17, 16:00 UTC1h 20m - -
2026-07-16 ABB089 DSM → DEN Jul 16, 14:40 UTCJul 16, 16:05 UTC1h 25m - -
2026-07-15 AAF9EA - Jul 15, 14:40 UTCJul 15, 16:05 UTC1h 25m - -
2026-07-14 AB97E6 DSM → DEN Jul 14, 14:35 UTCJul 14, 16:00 UTC1h 25m - -
2026-07-13 AC4E85 - Jul 13, 14:25 UTCJul 13, 15:40 UTC1h 15m - -
2026-07-12 AC59AA - Jul 12, 14:40 UTCJul 12, 16:05 UTC1h 25m - -
2026-07-11 AC59AA - Jul 11, 14:40 UTCJul 11, 16:05 UTC1h 25m - -
2026-07-11 AC59AA DSM → DEN Jul 11, 14:32 UTCJul 11, 16:04 UTC1h 32m +18m +2m
2026-07-10 AC5D61 - Jul 10, 14:25 UTCJul 10, 15:55 UTC1h 30m - -
2026-07-10 AC5D61 DSM → DEN Jul 10, 14:32 UTCJul 10, 15:49 UTC1h 17m +18m -8m
2026-07-09 AC59AA - Jul 9, 14:40 UTCJul 9, 16:10 UTC1h 30m - -
2026-07-08 AB819C - Jul 8, 14:35 UTCJul 8, 16:05 UTC1h 30m - -
2026-07-07 AC4ACE - Jul 7, 14:45 UTCJul 7, 16:10 UTC1h 25m - -
2026-07-07 AC4ACE DSM → DEN Jul 7, 14:32 UTCJul 7, 16:05 UTC1h 33m +18m -10m
2026-07-06 AC2ABD - Jul 6, 14:35 UTCJul 6, 16:05 UTC1h 30m - -
2026-07-05 AB9078 - Jul 5, 14:40 UTCJul 5, 16:05 UTC1h 25m - -
2026-07-05 AB9078 DSM → DEN Jul 5, 14:32 UTCJul 5, 15:56 UTC1h 24m +18m -5m
2026-07-04 AC5D61 - Jul 4, 14:30 UTCJul 4, 16:00 UTC1h 30m - -
2026-07-03 AB2520 - Jul 3, 14:50 UTCJul 3, 16:25 UTC1h 35m - -

Performance history

Flights tracked
129 showing last 30
Avg arrival delay
-1m
On-time arrival
100% 100% on time
Aircraft used
19

Monthly activity 4 months

Month Flights tracked
July 2026 32
June 2026 37
May 2026 37
April 2026 23

UAL1521 frequently asked

Where does flight UAL1521 fly?
UAL1521 (United Airlines) flies from IAD to MSY. View the full route page.
How long is flight UAL1521?
Based on observed flights, UAL1521 takes on average 1h 27m from takeoff to landing.
How often does UAL1521 fly?
UAL1521 has been observed flying several times a week in our tracking data. We've recorded 129 flights under this callsign.
Is flight UAL1521 usually on time?
Across recent flights, UAL1521 arrives 1 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1521?
UAL1521 has been operated by 19 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1521 live?
Yes. When UAL1521 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.