Apparatus

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flight_takeoff Flight

UAL435

Operated by United Airlines

Live map

Live map filtered to UAL435. Shown when the flight is currently airborne.

Route airports View route page →

Departure

KOA PHKO VFR

Ellison Onizuka Kona International Airport at Keāhole

Kailua-Kona, US

Local time
23:20 HST
Timezone
Pacific/Honolulu
Type
Large Airport
Elevation
47 ft
Coordinates
19.7388, -156.0456

cloud Weather

Wind
160° / 6 kt
Visibility
10 SM
Ceiling
SCT 4,900 ft
Temp / Dew
27°C / 21°C
Altimeter
29.94 inHg

Obs: 2026-08-28T08:53:00.000Z

Raw METAR / TAF 
METAR PHKO 280853Z AUTO 16006KT 10SM SCT049 27/21 A2994 RMK AO2 SLP136 T02670206 50005

TAF PHKO 280859Z 2809/2912 15011KT P6SM SCT050 FM282000 25010KT P6SM VCSH FEW025 SCT050 FM290400 07006KT P6SM BKN050

flight Live Traffic

flight_takeoff 8 Departures
flight_land 3 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
02:20 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, BKN 20,000 ft
Temp / Dew
15°C / 13°C
Altimeter
29.94 inHg

Obs: 2026-08-28T08:56:00.000Z

Raw METAR / TAF 
METAR KSFO 280856Z 29014KT 10SM FEW004 BKN200 15/13 A2994 RMK AO2 SLP139 T01500128 58002 $

TAF KSFO 280830Z 2809/2912 30013KT P6SM FEW004 BKN200 FM282000 29014KT P6SM VCSH BKN050 OVC100 FM290300 29010KT P6SM SCT010 BKN120 FM291000 29007KT P6SM BKN010

flight Live Traffic

flight_takeoff 83 Departures
flight_land 37 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A1F2B1 KOA → SFO Jul 26, 15:50 UTCJul 26, 20:30 UTC4h 40m - -
2026-07-25 A1CB0F KOA → SFO Jul 25, 15:55 UTCJul 25, 20:40 UTC4h 45m - -
2026-07-24 A2B8B8 KOA → SFO Jul 24, 15:59 UTCJul 24, 20:38 UTC4h 39m +44m +3m
2026-07-24 A2B8B8 KOA → SFO Jul 24, 16:05 UTCJul 24, 20:45 UTC4h 40m - -
2026-07-23 A2B8DB KOA → SFO Jul 23, 15:45 UTCJul 23, 20:20 UTC4h 35m - -
2026-07-22 A1F622 SFO → EWR Jul 22, 16:15 UTCJul 22, 20:55 UTC4h 40m - -
2026-07-22 A2E014 - Jul 22, 01:25 UTCJul 22, 04:20 UTC2h 55m - -
2026-07-21 A2E014 SFO → IAH Jul 21, 15:39 UTCJul 21, 21:31 UTC5h 52m +24m +10m
2026-07-21 A2E014 - Jul 21, 15:55 UTCJul 21, 21:35 UTC5h 40m - -
2026-07-19 A290D0 - Jul 19, 16:15 UTCJul 19, 21:00 UTC4h 45m - -
2026-07-19 A290D0 SFO → EWR Jul 19, 15:54 UTCJul 19, 20:55 UTC5h 1m +39m +6m
2026-07-18 A21633 SFO → ORD Jul 18, 16:10 UTCJul 18, 20:55 UTC4h 45m - -
2026-07-17 A2B501 SFO → EWR Jul 17, 15:40 UTCJul 17, 20:25 UTC4h 45m - -
2026-07-17 A2B501 SFO → EWR Jul 17, 15:39 UTCJul 17, 20:19 UTC4h 40m +24m -9m
2026-07-16 A2B8FE SFO → EWR Jul 16, 15:54 UTCJul 16, 20:37 UTC4h 43m +39m +1m
2026-07-16 A2B8FE SFO → EWR Jul 16, 15:55 UTCJul 16, 20:39 UTC4h 45m - -
2026-07-15 AA64BA SFO → EWR Jul 15, 15:55 UTCJul 15, 20:45 UTC4h 50m - -
2026-07-14 A21656 SFO → EWR Jul 14, 16:00 UTCJul 14, 20:55 UTC4h 55m - -
2026-07-13 A219EA - Jul 13, 15:55 UTCJul 13, 20:50 UTC4h 55m - -
2026-07-12 A1F5FF - Jul 12, 15:50 UTCJul 12, 20:40 UTC4h 50m - -
2026-07-11 A21DC4 SFO → EWR Jul 11, 15:30 UTCJul 11, 21:10 UTC5h 40m - -
2026-07-10 A2B8DB SFO → EWR Jul 10, 15:39 UTCJul 10, 20:45 UTC5h 6m +24m +34m
2026-07-10 A2B8DB - Jul 10, 15:35 UTCJul 10, 20:45 UTC5h 10m - -
2026-07-09 A1F5FF - Jul 9, 16:35 UTCJul 9, 21:30 UTC4h 55m - -
2026-07-08 AAD3C9 SFO → EWR Jul 8, 15:45 UTCJul 8, 20:30 UTC4h 45m - -
2026-07-07 A1C82A SFO → EWR Jul 7, 15:35 UTCJul 7, 20:20 UTC4h 45m - -
2026-07-06 A21DC4 - Jul 6, 16:05 UTCJul 6, 20:50 UTC4h 45m - -
2026-07-04 A2E014 - Jul 4, 15:50 UTCJul 4, 19:00 UTC3h 10m - -
2026-07-04 A2E014 SFO → EWR Jul 4, 15:39 UTCJul 4, 20:44 UTC5h 5m +24m +16m
2026-07-03 A2B8B8 SFO → EWR Jul 3, 16:05 UTCJul 3, 21:00 UTC4h 55m - -

Performance history

Flights tracked
212 showing last 30
Avg arrival delay
+9m
On-time arrival
71% 71% on time
Aircraft used
17

Monthly activity 4 months

Month Flights tracked
July 2026 32
June 2026 67
May 2026 81
April 2026 32

UAL435 frequently asked

Where does flight UAL435 fly?
UAL435 (United Airlines) flies from KOA to SFO. View the full route page.
How long is flight UAL435?
Based on observed flights, UAL435 takes on average 4h 47m from takeoff to landing.
How often does UAL435 fly?
UAL435 has been observed flying several times a week in our tracking data. We've recorded 212 flights under this callsign.
Is flight UAL435 usually on time?
Across recent flights, UAL435 arrives with an average 9-minute delay. 71% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL435?
UAL435 has been operated by 17 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL435 live?
Yes. When UAL435 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.