flight_takeoff Flight

UAL3963

Q: Where does flight UAL3963 fly?

UAL3963 (United Airlines) flies from LOS to IAD . View the full route page .

Q: How long is flight UAL3963?

Based on observed flights, UAL3963 takes on average 11h 30m from takeoff to landing.

Q: How often does UAL3963 fly?

UAL3963 has been observed flying rarely in our tracking data. We've recorded 2 flights under this callsign.

Q: Is flight UAL3963 usually on time?

Across recent flights, UAL3963 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.

Operated by United Airlines

Live map

Live map filtered to UAL3963. Shown when the flight is currently airborne.

Route airports View route page →

Local time: 08:46 GMT+1
Timezone: Africa/Lagos
Type: Large Airport
Elevation: 135 ft
Coordinates: 6.5774, 3.3212

schedule Forecast (TAF)

TAF DNMM 300500Z 3006/3112 VRB02KT 9999 TS SCT010 FEW020CB TEMPO 3006/3010 5000-TSRA BKN009 FEW019CB BECMG 3010/3012 20010KT NSW BKN012 TEMPO 3013/3017 TS BKN012 FEW020CB BECMG 3018/3020 VRB023KT SCT010 BECMG 3108/3110 21010KT BKN013 FEW020CB

Local time: 03:46 EDT
Timezone: America/New_York
Type: Large Airport
Elevation: 312 ft
Coordinates: 38.9445, -77.4558

cloud Weather

Wind: 0° / 0 kt
Visibility: 10 SM
Ceiling: FEW 25,000 ft
Temp / Dew: 13°C / 11°C
Altimeter: 29.81 inHg

Obs: 2026-05-30T06:52:00.000Z

Raw METAR / TAF

METAR KIAD 300652Z 00000KT 10SM FEW250 13/11 A2981 RMK AO2 SLP093 T01330106

TAF KIAD 300538Z 3006/3112 00000KT P6SM FEW250 FM300800 33007G15KT P6SM FEW250 FM301200 36011G21KT P6SM SKC FM302300 01011KT P6SM SKC FM310100 02006KT P6SM SKC FM310700 35003KT P6SM SKC

flight Live Traffic

flight_takeoff 34 Departures

flight_land 57 Arrivals

Recent history last 2

Date	Aircraft	Route	Takeoff	Landing	Duration	Dep Δ	Arr Δ
2026-05-03	A59601	LOS → IAD	May 3, 23:31 UTC	May 4, 10:56 UTC	11h 25m	+36m	-8m
2026-05-03	A59601	LOS → IAD	May 3, 23:31 UTC	May 4, 11:06 UTC	11h 35m	+36m	+2m

Performance history

Flights tracked: 2
Avg arrival delay: -3m
On-time arrival: 100% 100% on time
Aircraft used: 1

Monthly activity 1 month

Month	Flights tracked
May 2026	2

UAL3963 frequently asked

Where does flight UAL3963 fly?

UAL3963 (United Airlines) flies from LOS to IAD. View the full route page.

How long is flight UAL3963?

Based on observed flights, UAL3963 takes on average 11h 30m from takeoff to landing.

How often does UAL3963 fly?

UAL3963 has been observed flying rarely in our tracking data. We've recorded 2 flights under this callsign.

Is flight UAL3963 usually on time?

Across recent flights, UAL3963 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.

Can I track UAL3963 live?

Yes. When UAL3963 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.