Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1646

Operated by UAL

Live map

Live map filtered to UAL1646. Shown when the flight is currently airborne.

Upcoming flights 1 scheduled

From To Scheduled departure Estimated arrival Status
HNL SFO Aug 29, 12:50 AM UTC Aug 29, 05:00 AM UTC PLANNED

Route airports View route page →

Departure

HNL PHNL VFR

Daniel K. Inouye International Airport

Honolulu, Oahu, US

Local time
13:14 HST
Timezone
Pacific/Honolulu
Type
Large Airport
Elevation
13 ft
Coordinates
21.3184, -157.9257

cloud Weather

Wind
60° / 13G23 kt
Visibility
10 SM
Ceiling
FEW 2,500 ft, SCT 4,000 ft
Temp / Dew
31°C / 19°C
Altimeter
29.96 inHg

Obs: 2026-08-28T22:53:00.000Z

Raw METAR / TAF 
METAR PHNL 282253Z 06013G23KT 10SM FEW025 SCT040 31/19 A2996 RMK AO2 SLP146 T03060189 $

TAF PHNL 282030Z 2821/2924 05017G27KT P6SM FEW025 SCT040 FM290500 05010KT P6SM FEW030 FEW040 FM292000 05016G28KT P6SM FEW030 SCT040

flight Live Traffic

flight_takeoff 52 Departures
flight_land 64 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
16:14 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 14 kt
Visibility
10 SM
Ceiling
FEW 400 ft, FEW 1,200 ft, SCT 11,000 ft, BKN 18,000 ft
Temp / Dew
17°C / 13°C
Altimeter
30.00 inHg

Obs: 2026-08-28T22:56:00.000Z

Raw METAR / TAF 
METAR KSFO 282256Z 29014KT 10SM FEW004 FEW012 SCT110 BKN180 17/13 A3000 RMK AO2 SLP159 T01720128 $

TAF KSFO 282047Z 2821/2924 28016KT P6SM VCSH SCT010 BKN100 FM290600 28012KT P6SM FEW012 FM291000 29008KT P6SM SCT012 FM291800 29015KT P6SM FEW015

flight Live Traffic

flight_takeoff 213 Departures
flight_land 213 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A12A81 SFO → AUS Jul 26, 00:50 UTCJul 26, 03:45 UTC2h 55m - -
2026-07-25 A12A81 SFO → AUS Jul 25, 00:40 UTCJul 25, 03:45 UTC3h 5m - -
2026-07-24 A2BC12 SFO → AUS Jul 24, 00:25 UTCJul 24, 03:30 UTC3h 5m - -
2026-07-23 A4493E SFO → AUS Jul 23, 00:50 UTCJul 23, 03:45 UTC2h 55m - -
2026-07-22 A12B2F SFO → AUS Jul 22, 00:45 UTCJul 22, 03:35 UTC2h 50m - -
2026-07-21 AA7F28 SFO → AUS Jul 21, 00:20 UTCJul 21, 03:10 UTC2h 50m - -
2026-07-20 A445AB SFO → AUS Jul 20, 01:23 UTCJul 20, 04:15 UTC2h 52m +90m -4m
2026-07-20 A445AB SFO → AUS Jul 20, 01:20 UTCJul 20, 04:20 UTC3h 0m - -
2026-07-19 AA7F09 SFO → AUS Jul 19, 00:19 UTCJul 19, 03:20 UTC3h 1m +26m -8m
2026-07-19 AA7F09 SFO → AUS Jul 19, 00:25 UTCJul 19, 03:25 UTC3h 0m - -
2026-07-18 A44938 SFO → AUS Jul 18, 00:50 UTCJul 18, 03:45 UTC2h 56m - -
2026-07-18 A44938 SFO → AUS Jul 18, 00:53 UTCJul 18, 03:45 UTC2h 52m +60m -17m
2026-07-17 A449A2 DEN → BWI Jul 17, 00:21 UTCJul 17, 03:42 UTC3h 21m +28m -15m
2026-07-17 A449A2 DEN → BWI Jul 17, 00:40 UTCJul 17, 03:39 UTC3h 0m - -
2026-07-16 A12AC1 DEN → BWI Jul 16, 00:35 UTCJul 16, 03:40 UTC3h 5m - -
2026-07-15 A5D68A DEN → BWI Jul 15, 00:35 UTCJul 15, 03:40 UTC3h 5m - -
2026-07-14 A12B07 DEN → BWI Jul 14, 00:45 UTCJul 14, 03:50 UTC3h 5m - -
2026-07-13 A12E80 - Jul 13, 00:20 UTCJul 13, 03:20 UTC3h 0m - -
2026-07-12 AD953C DEN → BWI Jul 12, 00:20 UTCJul 12, 03:15 UTC2h 55m - -
2026-07-11 A2BC9E DEN → BWI Jul 11, 02:00 UTCJul 11, 05:01 UTC3h 0m - -
2026-07-11 A2BC9E DEN → BWI Jul 11, 00:26 UTCJul 11, 05:01 UTC4h 35m +33m +31m
2026-07-10 AA7F2A DEN → BWI Jul 10, 01:10 UTCJul 10, 04:25 UTC3h 15m - -
2026-07-09 A448FA DEN → BWI Jul 9, 01:40 UTCJul 9, 04:50 UTC3h 10m - -
2026-07-08 A5D2F9 DEN → BWI Jul 8, 01:10 UTCJul 8, 04:20 UTC3h 10m - -
2026-07-07 A5D2F9 - Jul 7, 04:05 UTCJul 7, 05:00 UTC55m - -
2026-07-07 A5D2F9 DEN → CMH Jul 7, 00:25 UTCJul 7, 02:50 UTC2h 25m - -
2026-07-06 AC0831 - Jul 6, 00:40 UTCJul 6, 03:45 UTC3h 5m - -
2026-07-04 A12AC3 DEN → BWI Jul 4, 01:05 UTCJul 4, 04:15 UTC3h 10m - -
2026-07-04 A12AC3 DEN → BWI Jul 4, 00:43 UTCJul 4, 04:16 UTC3h 33m +50m -8m
2026-07-03 A12F71 DEN → BWI Jul 3, 00:25 UTCJul 3, 03:25 UTC3h 0m - -

Performance history

Flights tracked
128 showing last 30
Avg arrival delay
-3m
On-time arrival
83% 83% on time
Aircraft used
21

Monthly activity 4 months

Month Flights tracked
July 2026 34
June 2026 33
May 2026 36
April 2026 25

UAL1646 frequently asked

Where does flight UAL1646 fly?
UAL1646 (UAL) flies from HNL to SFO. View the full route page.
How long is flight UAL1646?
Based on observed flights, UAL1646 takes on average 3h 0m from takeoff to landing.
How often does UAL1646 fly?
UAL1646 has been observed flying several times a week in our tracking data. We've recorded 128 flights under this callsign.
Is flight UAL1646 usually on time?
Across recent flights, UAL1646 arrives 3 minutes early on average. 83% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1646?
UAL1646 has been operated by 21 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1646 live?
Yes. When UAL1646 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.