Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1639

Operated by United Airlines

Live map

Live map filtered to UAL1639. Shown when the flight is currently airborne.

Route airports View route page →

Departure

OGG PHOG VFR

Kahului International Airport

Kahului, US

Local time
21:36 HST
Timezone
Pacific/Honolulu
Type
Large Airport
Elevation
54 ft
Coordinates
20.8963, -156.4318

cloud Weather

Wind
30° / 10 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
23°C / 18°C
Altimeter
30.03 inHg

Obs: 2026-05-30T06:54:00.000Z

Raw METAR / TAF 
METAR PHOG 300654Z 03010KT 10SM CLR 23/18 A3003 RMK AO2 SLP174 T02330183

TAF PHOG 300529Z 3006/3112 03015KT P6SM SCT040 FM302000 05015G25KT P6SM FEW030 SCT050 FM310600 05010KT P6SM FEW030 SCT050

flight Live Traffic

flight_takeoff 20 Departures
flight_land 17 Arrivals

Arrival

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
00:36 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 10 kt
Visibility
10 SM
Ceiling
OVC 1,000 ft
Temp / Dew
13°C / 11°C
Altimeter
30.11 inHg

Obs: 2026-05-30T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300656Z 27010KT 10SM OVC010 13/11 A3011 RMK AO2 SLP195 T01280106

TAF KSFO 300520Z 3006/3112 26009KT P6SM OVC008 FM301000 27006KT P6SM OVC012 FM301800 28012KT P6SM SKC FM302300 27022KT P6SM SKC FM310600 28012KT P6SM SKC

flight Live Traffic

flight_takeoff 236 Departures
flight_land 160 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 AB8CC1 OGG → SFO May 29, 22:41 UTCMay 29, 23:12 UTC31m +12m on time
2026-05-29 AB8CC1 OGG → SFO May 29, 22:40 UTCMay 29, 23:30 UTC50m - -
2026-05-29 AB8CC1 OGG → SFO May 29, 19:40 UTCMay 29, 21:20 UTC1h 40m - -
2026-05-28 AB2169 OGG → SFO May 28, 23:50 UTCMay 29, 00:30 UTC40m - -
2026-05-28 AB2169 OGG → SFO May 28, 20:45 UTCMay 28, 22:25 UTC1h 40m - -
2026-05-27 AB8553 OGG → SFO May 27, 22:40 UTCMay 27, 23:30 UTC50m - -
2026-05-27 AB8553 OGG → SFO May 27, 22:41 UTCMay 27, 23:11 UTC30m +12m +9m
2026-05-27 AB8553 OGG → SFO May 27, 19:45 UTCMay 27, 21:40 UTC1h 55m - -
2026-05-26 AB417A OGG → SFO May 26, 22:44 UTCMay 26, 23:29 UTC45m - -
2026-05-26 AB417A OGG → SFO May 26, 19:45 UTCMay 26, 21:29 UTC1h 45m - -
2026-05-25 AB8553 OGG → SFO May 25, 22:49 UTCMay 25, 23:40 UTC50m - -
2026-05-25 AB8553 OGG → SFO May 25, 19:35 UTCMay 25, 21:15 UTC1h 40m - -
2026-05-24 AB3A0C OGG → SFO May 24, 23:25 UTCMay 24, 23:46 UTC21m - -
2026-05-24 AB3A0C OGG → SFO May 24, 20:40 UTCMay 24, 21:50 UTC1h 10m - -
2026-05-23 AC06F5 OGG → SFO May 23, 23:25 UTCMay 23, 23:35 UTC10m - -
2026-05-23 AC06F5 OGG → SFO May 23, 22:41 UTCMay 23, 23:07 UTC26m +12m +15m
2026-05-23 AC06F5 OGG → SFO May 23, 22:40 UTCMay 23, 23:35 UTC55m - -
2026-05-23 AC06F5 OGG → SFO May 23, 19:40 UTCMay 23, 21:20 UTC1h 40m - -
2026-05-22 AC59AA OGG → SFO May 22, 22:40 UTCMay 22, 23:30 UTC50m - -
2026-05-22 AC59AA OGG → SFO May 22, 19:45 UTCMay 22, 21:20 UTC1h 35m - -
2026-05-21 AB5A1D OGG → SFO May 21, 22:55 UTCMay 21, 23:45 UTC50m - -
2026-05-21 AB5A1D OGG → SFO May 21, 19:40 UTCMay 21, 21:20 UTC1h 40m - -
2026-05-20 A12778 OGG → SFO May 20, 18:25 UTCMay 20, 21:35 UTC3h 10m - -
2026-05-20 A55EF3 OGG → SFO May 20, 14:00 UTCMay 20, 14:30 UTC30m - -
2026-05-19 A2BBA4 OGG → SFO May 19, 18:46 UTCMay 19, 22:07 UTC3h 21m +56m -6m
2026-05-19 A2BBA4 OGG → SFO May 19, 19:00 UTCMay 19, 22:05 UTC3h 5m - -
2026-05-19 A5EE13 OGG → SFO May 19, 13:30 UTCMay 19, 14:10 UTC40m - -
2026-05-18 A12B09 OGG → SFO May 18, 19:00 UTCMay 18, 22:05 UTC3h 5m - -
2026-05-18 AB28D7 OGG → SFO May 18, 13:35 UTCMay 18, 14:10 UTC35m - -
2026-05-17 A445AD OGG → SFO May 17, 18:05 UTCMay 17, 21:05 UTC3h 0m - -

Performance history

Flights tracked
94 showing last 30
Avg arrival delay
+5m
On-time arrival
100% 100% on time
Aircraft used
15

Monthly activity 2 months

Month Flights tracked
May 2026 73
April 2026 21

UAL1639 frequently asked

Where does flight UAL1639 fly?
UAL1639 (United Airlines) flies from OGG to SFO. View the full route page.
How long is flight UAL1639?
Based on observed flights, UAL1639 takes on average 1h 21m from takeoff to landing.
How often does UAL1639 fly?
UAL1639 has been observed flying several times a week in our tracking data. We've recorded 94 flights under this callsign.
Is flight UAL1639 usually on time?
Across recent flights, UAL1639 arrives with an average 5-minute delay. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1639?
UAL1639 has been operated by 15 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1639 live?
Yes. When UAL1639 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.