Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL3891

Operated by United Airlines

Live map

Live map filtered to UAL3891. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
20:37 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
10° / 6 kt
Visibility
10 SM
Ceiling
FEW 5,000 ft, FEW 12,000 ft, SCT 20,000 ft
Temp / Dew
29°C / 18°C
Altimeter
29.89 inHg

Obs: 2026-08-03T23:52:00.000Z

Raw METAR / TAF 
METAR KIAD 032352Z 01006KT 10SM FEW050 FEW120 SCT200 29/18 A2989 RMK AO2 SLP118 T02890178 10317 20289 53015 $

TAF KIAD 032321Z 0400/0506 34006KT P6SM FEW050 SCT200 FM040600 02004KT P6SM SCT250 FM041400 05005KT P6SM FEW035 BKN250 FM042100 10005KT P6SM SCT050 BKN150 FM050300 13003KT P6SM SCT030 OVC090

Arrival

EWR KEWR VFR

Newark Liberty International Airport

Newark, US

Local time
20:37 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
18 ft
Coordinates
40.6894, -74.1705

cloud Weather

Wind
320° / 14G28 kt
Visibility
10 SM
Ceiling
FEW 3,000 ft, FEW 6,000 ft, FEW 15,000 ft, SCT 25,000 ft
Temp / Dew
27°C / 16°C
Altimeter
29.89 inHg

Obs: 2026-08-03T23:51:00.000Z

Raw METAR / TAF 
METAR KEWR 032351Z 32014G28KT 10SM FEW030 FEW060 FEW150 SCT250 27/16 A2989 RMK AO2 PK WND 30028/2344 SLP120 60000 T02670161 10317 20261 51036 $

TAF KEWR 032324Z 0400/0506 33009KT P6SM SCT250 TEMPO 0400/0401 33010G25KT FM041000 01004KT P6SM FEW250 FM041400 03005KT P6SM SCT250 FM041700 13006KT P6SM FEW040 SCT250

warning FAA Advisories

  • Ground Delay: thunderstorms (avg 1 hour and 57 minutes)

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AB942F IAD → EWR Jul 26, 03:05 UTCJul 26, 04:45 UTC1h 40m - -
2026-07-26 AB942F IAD → EWR Jul 26, 02:53 UTCJul 26, 04:42 UTC1h 49m +503m -3m
2026-07-20 A416BE RFD → CLE Jul 20, 06:10 UTCJul 20, 06:48 UTC38m +25m -3m
2026-07-20 A416BE - Jul 20, 05:50 UTCJul 20, 06:35 UTC45m - -
2026-07-16 AB1644 DEN → MLB Jul 16, 02:10 UTCJul 16, 05:25 UTC3h 15m - -
2026-07-14 A9D62E GUM → HNL Jul 14, 00:11 UTCJul 14, 07:43 UTC7h 32m +11m +4m
2026-07-09 A3D2E5 - Jul 9, 03:40 UTCJul 9, 05:50 UTC2h 10m - -
2026-07-09 A3D2E5 EWR → MLB Jul 9, 03:37 UTCJul 9, 05:44 UTC2h 7m +67m -7m
2026-06-29 A0B88F DEN → MLB Jun 29, 02:05 UTCJun 29, 05:20 UTC3h 15m - -
2026-06-26 A8D489 ORD → CEA Jun 26, 04:00 UTCJun 26, 05:39 UTC1h 40m - -
2026-06-26 A8D489 ORD → IAB Jun 26, 04:15 UTCJun 26, 05:43 UTC1h 28m +45m +3m
2026-06-22 AB4531 - Jun 22, 02:45 UTCJun 22, 06:39 UTC3h 55m - -
2026-06-16 A49F89 - Jun 16, 06:45 UTCJun 16, 08:39 UTC1h 55m - -
2026-06-14 A0FBFA IAD → EWR Jun 14, 05:50 UTCJun 14, 06:10 UTC20m - -
2026-06-09 A3C847 IAD → EWR Jun 9, 23:45 UTCJun 10, 00:55 UTC1h 10m - -
2026-06-07 A0817F IAD → EWR Jun 7, 03:15 UTCJun 7, 03:30 UTC15m - -
2026-06-07 A0817F IAD → EWR Jun 7, 02:10 UTCJun 7, 03:30 UTC1h 20m - -
2026-06-07 A0817F IAD → EWR Jun 7, 02:02 UTCJun 7, 02:59 UTC57m -100m +7m
2026-06-05 A52C4F IAD → EWR Jun 5, 17:05 UTCJun 5, 17:40 UTC35m - -
2026-06-03 A13608 IAD → EWR Jun 3, 04:05 UTCJun 3, 04:45 UTC40m - -
2026-05-24 A43EE5 IAD → EWR May 24, 05:55 UTCMay 24, 06:10 UTC15m - -
2026-05-23 A4460D IAD → EWR May 23, 05:25 UTCMay 23, 07:40 UTC2h 15m - -
2026-05-23 A4460D IAD → EWR May 23, 04:58 UTCMay 23, 07:33 UTC2h 35m on time -35m
2026-05-17 A11FA3 IAD → EWR May 17, 01:55 UTCMay 17, 04:05 UTC2h 10m - -
2026-05-13 A47809 IAD → EWR May 13, 02:00 UTCMay 13, 02:55 UTC55m - -
2026-05-07 AC6118 IAD → EWR May 7, 02:55 UTCMay 7, 05:50 UTC2h 55m - -
2026-05-07 AC6118 IAD → EWR May 7, 02:55 UTCMay 7, 05:44 UTC2h 49m +25m +9m
2026-05-05 A92362 IAD → EWR May 5, 04:00 UTCMay 5, 06:15 UTC2h 15m - -
2026-05-05 A92362 IAD → EWR May 5, 03:44 UTCMay 5, 06:23 UTC2h 39m +194m -27m
2026-05-02 A94B0B IAD → EWR May 2, 07:00 UTCMay 2, 08:15 UTC1h 15m - -

Performance history

Flights tracked
38 showing last 30
Avg arrival delay
-6m
On-time arrival
100% 100% on time
Aircraft used
21

Monthly activity 4 months

Month Flights tracked
July 2026 8
June 2026 12
May 2026 10
April 2026 8

UAL3891 frequently asked

Where does flight UAL3891 fly?
UAL3891 (United Airlines) flies from IAD to EWR. View the full route page.
How long is flight UAL3891?
Based on observed flights, UAL3891 takes on average 1h 55m from takeoff to landing.
How often does UAL3891 fly?
UAL3891 has been observed flying several times a week in our tracking data. We've recorded 38 flights under this callsign.
Is flight UAL3891 usually on time?
Across recent flights, UAL3891 arrives 6 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL3891?
UAL3891 has been operated by 21 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL3891 live?
Yes. When UAL3891 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.