Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL439

Operated by United Airlines

Live map

Live map filtered to UAL439. Shown when the flight is currently airborne.

Route airports View route page →

Departure

EWR KEWR VFR

Newark Liberty International Airport

Newark, US

Local time
03:28 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
18 ft
Coordinates
40.6894, -74.1705

cloud Weather

Wind
340° / 13G26 kt
Visibility
10 SM
Ceiling
SCT 10,000 ft
Temp / Dew
19°C / 7°C
Altimeter
29.70 inHg

Obs: 2026-05-30T06:51:00.000Z

Raw METAR / TAF 
METAR KEWR 300651Z 34013G26KT 10SM SCT100 19/07 A2970 RMK AO2 PK WND 33026/0642 SLP056 T01940072 $

TAF KEWR 300538Z 3006/3112 32017G26KT P6SM SCT060 SCT100 FM301100 34026G34KT P6SM BKN040 BKN100 FM302100 36019G29KT P6SM SCT050 SCT100 FM302300 01015G25KT P6SM FEW050 FEW100 FM310100 01011KT P6SM SKC FM310400 33006KT P6SM SKC

flight Live Traffic

flight_takeoff 40 Departures
flight_land 63 Arrivals

Arrival

GRR KGRR VFR

Gerald R. Ford International Airport

Grand Rapids, US

Local time
03:28 EDT
Timezone
America/Detroit
Type
Large Airport
Elevation
794 ft
Coordinates
42.8808, -85.5228

cloud Weather

Wind
60° / 11 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
17°C / 9°C
Altimeter
30.02 inHg

Obs: 2026-05-30T06:53:00.000Z

Raw METAR / TAF 
METAR KGRR 300653Z AUTO 06011KT 10SM CLR 17/09 A3002 RMK AO2 SLP162 T01670089 CHINO RWY 8R VISNO RWY 8R $

TAF KGRR 300526Z 3006/3106 05008KT P6SM SCT250 FM300800 07013G21KT P6SM SCT250 FM302100 08010KT P6SM BKN250

flight Live Traffic

flight_takeoff 3 Departures
flight_land 3 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 AC4E85 EWR → GRR May 30, 00:25 UTCMay 30, 02:10 UTC1h 45m - -
2026-05-28 A55785 EWR → GRR May 28, 23:40 UTCMay 29, 01:35 UTC1h 55m - -
2026-05-28 ABFF87 EWR → GRR May 28, 00:05 UTCMay 28, 01:45 UTC1h 40m - -
2026-05-28 ABFF87 EWR → GRR May 28, 00:09 UTCMay 28, 02:17 UTC2h 8m +40m +3m
2026-05-27 AC4E85 EWR → GRR May 27, 00:14 UTCMay 27, 02:04 UTC1h 50m - -
2026-05-26 A609D4 EWR → GRR May 26, 01:14 UTCMay 26, 03:19 UTC2h 5m - -
2026-05-24 AB329E EWR → GRR May 24, 23:45 UTCMay 24, 23:46 UTC1m - -
2026-05-23 A2B12E EWR → GRR May 23, 16:20 UTCMay 23, 20:30 UTC4h 11m - -
2026-05-22 AB050F EWR → GRR May 22, 23:35 UTCMay 23, 01:30 UTC1h 55m - -
2026-05-21 A582BB EWR → GRR May 21, 23:40 UTCMay 22, 02:05 UTC2h 25m - -
2026-05-21 A62F93 EWR → GRR May 21, 00:25 UTCMay 21, 02:10 UTC1h 45m - -
2026-05-20 A62825 EWR → GRR May 20, 01:20 UTCMay 20, 03:20 UTC2h 0m - -
2026-05-19 A62825 EWR → GRR May 19, 23:45 UTCMay 20, 03:15 UTC3h 30m - -
2026-05-19 AB77D5 EWR → GRR May 19, 00:15 UTCMay 19, 02:20 UTC2h 5m - -
2026-05-18 AB7067 EWR → GRR May 18, 00:05 UTCMay 18, 02:15 UTC2h 10m - -
2026-05-16 AB68F9 EWR → GRR May 16, 23:40 UTCMay 17, 02:45 UTC3h 5m - -
2026-05-15 AB9F54 EWR → GRR May 15, 23:39 UTCMay 16, 01:40 UTC2h 1m +14m -8m
2026-05-15 AB9F54 EWR → GRR May 15, 23:30 UTCMay 16, 01:45 UTC2h 15m - -
2026-05-14 AAFDA1 EWR → GRR May 14, 23:35 UTCMay 15, 01:55 UTC2h 20m - -
2026-05-14 A59197 EWR → GRR May 14, 01:30 UTCMay 14, 03:20 UTC1h 50m - -
2026-05-14 A59197 EWR → GRR May 14, 01:24 UTCMay 14, 03:20 UTC1h 56m +119m on time
2026-05-13 A5AA3A EWR → GRR May 13, 00:45 UTCMay 13, 03:55 UTC3h 10m - -
2026-05-10 AB6542 EWR → GRR May 10, 23:39 UTCMay 11, 01:50 UTC2h 10m - -
2026-05-10 AB6542 EWR → GRR May 10, 23:39 UTCMay 11, 01:47 UTC2h 8m +14m +3m
2026-05-09 AC5D61 EWR → GRR May 9, 23:40 UTCMay 10, 02:34 UTC2h 55m - -
2026-05-09 A59B5E EWR → GRR May 9, 05:15 UTCMay 9, 07:00 UTC1h 45m - -
2026-05-07 A5E095 EWR → GRR May 7, 23:39 UTCMay 8, 01:29 UTC1h 50m - -
2026-05-06 AB8CC1 EWR → GRR May 6, 23:30 UTCMay 7, 01:20 UTC1h 50m - -
2026-05-06 A57F04 EWR → GRR May 6, 00:35 UTCMay 6, 03:30 UTC2h 55m - -
2026-05-05 AB9F54 EWR → GRR May 5, 00:45 UTCMay 5, 02:50 UTC2h 5m - -

Performance history

Flights tracked
55 showing last 30
Avg arrival delay
on time
On-time arrival
100% 100% on time
Aircraft used
23

Monthly activity 2 months

Month Flights tracked
May 2026 35
April 2026 20

UAL439 frequently asked

Where does flight UAL439 fly?
UAL439 (United Airlines) flies from EWR to GRR. View the full route page.
How long is flight UAL439?
Based on observed flights, UAL439 takes on average 2h 11m from takeoff to landing.
How often does UAL439 fly?
UAL439 has been observed flying several times a week in our tracking data. We've recorded 55 flights under this callsign.
Is flight UAL439 usually on time?
Across recent flights, UAL439 arrives 0 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL439?
UAL439 has been operated by 23 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL439 live?
Yes. When UAL439 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.