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
23:13 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
240° / 6 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
21°C / 13°C
Altimeter
29.85 inHg

Obs: 2026-05-30T02:52:00.000Z

Raw METAR / TAF 
METAR KIAD 300252Z 24006KT 10SM CLR 21/13 A2985 RMK AO2 SLP105 T02060128 53007

TAF KIAD 300258Z 3003/3106 24005KT P6SM FEW250 FM300800 33007G15KT P6SM FEW150 FM301300 36013G22KT P6SM FEW150 FM302200 01010G19KT P6SM SKC

flight Live Traffic

flight_takeoff 179 Departures
flight_land 110 Arrivals

Arrival

MSY KMSY VFR

Louis Armstrong New Orleans International Airport

New Orleans, US

Local time
22:13 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
4 ft
Coordinates
29.9934, -90.2647

cloud Weather

Wind
200° / 4 kt
Visibility
10 SM
Ceiling
FEW 3,000 ft, FEW 10,000 ft, SCT 25,000 ft
Temp / Dew
26°C / 23°C
Altimeter
29.89 inHg

Obs: 2026-05-30T02:53:00.000Z

Raw METAR / TAF 
METAR KMSY 300253Z 20004KT 10SM FEW030 FEW100 SCT250 26/23 A2989 RMK AO2 SLP125 T02560228 53011 $

TAF KMSY 292344Z 3000/3106 15009KT 6SM -RA SCT030 BKN050 FM300100 21005KT P6SM SCT020 FM301400 26007KT P6SM SCT030 BKN080

flight Live Traffic

flight_takeoff 103 Departures
flight_land 73 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 AC2ABD IAD → MSY May 29, 14:25 UTCMay 29, 15:55 UTC1h 31m - -
2026-05-28 AB97E6 IAD → MSY May 28, 14:25 UTCMay 28, 15:55 UTC1h 30m - -
2026-05-27 A6045D IAD → MSY May 27, 14:55 UTCMay 27, 16:15 UTC1h 20m - -
2026-05-26 A5A2CC IAD → MSY May 26, 14:50 UTCMay 26, 16:20 UTC1h 30m - -
2026-05-25 AB9078 IAD → MSY May 25, 14:35 UTCMay 25, 16:05 UTC1h 30m - -
2026-05-24 A5954E IAD → MSY May 24, 14:55 UTCMay 24, 16:25 UTC1h 30m - -
2026-05-23 AB3655 IAD → MSY May 23, 14:50 UTCMay 23, 16:25 UTC1h 35m - -
2026-05-22 AC0AAC IAD → MSY May 22, 14:40 UTCMay 22, 16:15 UTC1h 35m - -
2026-05-21 AB6542 IAD → MSY May 21, 14:40 UTCMay 21, 16:25 UTC1h 45m - -
2026-05-20 AA7EBC IAD → MSY May 20, 20:35 UTCMay 20, 23:30 UTC2h 55m - -
2026-05-19 A4493A IAD → MSY May 19, 20:25 UTCMay 19, 23:45 UTC3h 20m - -
2026-05-19 A2BBF2 IAD → MSY May 19, 03:05 UTCMay 19, 03:15 UTC10m - -
2026-05-18 A2BBF2 IAD → MSY May 18, 23:45 UTCMay 19, 03:15 UTC3h 30m - -
2026-05-18 A2BBF2 IAD → MSY May 18, 23:36 UTCMay 19, 02:47 UTC3h 11m +198m -14m
2026-05-17 A85F29 IAD → MSY May 17, 20:30 UTCMay 17, 23:10 UTC2h 40m - -
2026-05-16 A611DB IAD → MSY May 16, 20:35 UTCMay 16, 23:15 UTC2h 40m - -
2026-05-15 A5D6F9 IAD → MSY May 15, 20:35 UTCMay 15, 23:15 UTC2h 40m - -
2026-05-14 A8D5A0 IAD → MSY May 14, 20:30 UTCMay 14, 23:30 UTC3h 0m - -
2026-05-13 A5D713 IAD → MSY May 13, 20:40 UTCMay 13, 23:35 UTC2h 55m - -
2026-05-12 A12AC7 IAD → MSY May 12, 21:01 UTCMay 13, 00:15 UTC3h 15m - -
2026-05-11 A12AC7 IAD → MSY May 11, 20:35 UTCMay 11, 22:35 UTC1h 59m - -
2026-05-10 AA2BC2 IAD → MSY May 10, 20:40 UTCMay 10, 23:19 UTC2h 40m - -
2026-05-09 A53EE2 IAD → MSY May 9, 20:30 UTCMay 9, 23:25 UTC2h 55m - -
2026-05-08 A94B29 IAD → MSY May 8, 23:20 UTCMay 8, 23:30 UTC10m - -
2026-05-08 A94B29 IAD → MSY May 8, 20:35 UTCMay 8, 23:30 UTC2h 55m - -
2026-05-08 A94B29 IAD → MSY May 8, 20:34 UTCMay 8, 23:04 UTC2h 30m +16m +8m
2026-05-07 A445F2 IAD → MSY May 7, 21:15 UTCMay 8, 00:25 UTC3h 10m - -
2026-05-06 A4491D IAD → MSY May 6, 20:45 UTCMay 6, 23:40 UTC2h 55m - -
2026-05-05 A448D7 IAD → MSY May 5, 20:25 UTCMay 5, 23:10 UTC2h 45m - -
2026-05-05 A448D7 IAD → MSY May 5, 20:34 UTCMay 5, 23:10 UTC2h 36m +16m +39m

Performance history

Flights tracked
58 showing last 30
Avg arrival delay
+11m
On-time arrival
67% 67% on time
Aircraft used
24

Monthly activity 2 months

Month Flights tracked
May 2026 35
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 2h 17m from takeoff to landing.
How often does UAL1521 fly?
UAL1521 has been observed flying daily in our tracking data. We've recorded 58 flights under this callsign.
Is flight UAL1521 usually on time?
Across recent flights, UAL1521 arrives with an average 11-minute delay. 67% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1521?
UAL1521 has been operated by 24 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.