Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL838

Operated by United Airlines

Live map

Live map filtered to UAL838. Shown when the flight is currently airborne.

Route airports View route page →

Departure

NRT RJAA LIFR

Narita International Airport

Narita, JP

Local time
06:04 GMT+9
Timezone
Asia/Tokyo
Type
Large Airport
Elevation
141 ft
Coordinates
35.7686, 140.3887

cloud Weather

Wind
350° / 9 kt
Visibility
3.04 SM
Ceiling
BKN 300 ft, OVC 500 ft
Temp / Dew
20°C / 20°C
Altimeter
29.82 inHg
Wx
-RA BR

Obs: 2026-08-29T20:30:00.000Z

Raw METAR / TAF 
METAR RJAA 292030Z AUTO 35009KT 4900 -RA BR BKN003 OVC005 20/20 Q1010 NOSIG

TAF RJAA 291705Z 2918/3100 35006KT 6000 -RA FEW005 BKN012 TEMPO 2918/3000 3000 -RA BR FEW001 BKN003 TEMPO 3000/3006 FEW001 BKN005 BECMG 3003/3005 08004KT BECMG 3009/3012 02006KT TEMPO 3012/3021 FEW003 BKN008

flight Live Traffic

flight_takeoff 20 Departures
flight_land 28 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
14:04 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
300° / 15G20 kt
Visibility
10 SM
Ceiling
FEW 800 ft
Temp / Dew
21°C / 11°C
Altimeter
29.98 inHg

Obs: 2026-08-29T20:56:00.000Z

Raw METAR / TAF 
METAR KSFO 292056Z 30015G20KT 10SM FEW008 21/11 A2998 RMK AO2 SLP153 T02110111 58009 $

TAF KSFO 292037Z 2921/3024 29016KT P6SM FEW006 FM292300 28016G25KT P6SM SKC FM300600 28014KT P6SM SKC FM301200 27010KT P6SM BKN015 FM301800 27012KT P6SM SCT015

flight Live Traffic

flight_takeoff 320 Departures
flight_land 228 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A1C82A NRT → SFO Jul 26, 08:25 UTCJul 26, 09:00 UTC35m - -
2026-07-26 A1C82A NRT → SFO Jul 26, 08:31 UTCJul 26, 17:31 UTC9h 0m +26m +18m
2026-07-26 A1C82A NRT → SFO Jul 26, 08:31 UTCJul 26, 17:29 UTC8h 58m +26m +16m
2026-07-26 A1270B NRT → SFO Jul 26, 02:08 UTCJul 26, 05:20 UTC3h 12m +13m -1m
2026-07-26 A1270B NRT → SFO Jul 26, 02:00 UTCJul 26, 05:30 UTC3h 30m - -
2026-07-25 A2E014 NRT → SFO Jul 25, 08:25 UTCJul 25, 17:35 UTC9h 10m - -
2026-07-25 A126C6 NRT → SFO Jul 25, 02:05 UTCJul 25, 05:15 UTC3h 10m - -
2026-07-24 A1F5FF NRT → SFO Jul 24, 08:30 UTCJul 24, 17:45 UTC9h 15m - -
2026-07-24 A1F5FF NRT → SFO Jul 24, 08:31 UTCJul 24, 17:51 UTC9h 20m +26m -6m
2026-07-24 A2B416 NRT → SFO Jul 24, 02:05 UTCJul 24, 05:25 UTC3h 20m - -
2026-07-23 A219EA NRT → SFO Jul 23, 08:50 UTCJul 23, 09:15 UTC25m - -
2026-07-23 A219EA NRT → SFO Jul 23, 08:31 UTCJul 23, 18:04 UTC9h 33m +26m +5m
2026-07-23 A126CC NRT → SFO Jul 23, 02:10 UTCJul 23, 05:35 UTC3h 25m - -
2026-07-22 A2659A NRT → SFO Jul 22, 11:10 UTCJul 22, 20:40 UTC9h 30m - -
2026-07-22 A9D605 NRT → SFO Jul 22, 02:35 UTCJul 22, 05:25 UTC2h 50m - -
2026-07-21 A1C7E4 NRT → SFO Jul 21, 08:40 UTCJul 21, 17:55 UTC9h 15m - -
2026-07-21 A126C9 NRT → SFO Jul 21, 02:00 UTCJul 21, 05:25 UTC3h 25m - -
2026-07-20 A219EA NRT → SFO Jul 20, 09:10 UTCJul 20, 18:20 UTC9h 10m - -
2026-07-20 A126C6 NRT → SFO Jul 20, 02:05 UTCJul 20, 05:20 UTC3h 15m - -
2026-07-19 A2B8B8 NRT → SFO Jul 19, 08:25 UTCJul 19, 17:45 UTC9h 20m - -
2026-07-19 A126C6 NRT → SFO Jul 19, 02:10 UTCJul 19, 05:25 UTC3h 15m - -
2026-07-18 A21DC4 - Jul 18, 10:35 UTCJul 18, 19:55 UTC9h 20m - -
2026-07-18 A21DC4 NRT → SFO Jul 18, 10:41 UTCJul 18, 19:52 UTC9h 11m +156m -1m
2026-07-18 A3A082 KHH → NRT Jul 18, 02:00 UTCJul 18, 05:25 UTC3h 26m - -
2026-07-17 A219EA NRT → SFO Jul 17, 08:31 UTCJul 17, 17:50 UTC9h 19m +26m +5m
2026-07-17 A219EA - Jul 17, 08:40 UTCJul 17, 17:55 UTC9h 15m - -
2026-07-17 A126CC KHH → NRT Jul 17, 02:08 UTCJul 17, 05:22 UTC3h 14m +13m -5m
2026-07-17 A126CC KHH → NRT Jul 17, 02:05 UTCJul 17, 05:25 UTC3h 20m - -
2026-07-16 A1CAC9 - Jul 16, 08:25 UTCJul 16, 17:45 UTC9h 20m - -
2026-07-16 A126C6 KHH → NRT Jul 16, 02:05 UTCJul 16, 05:30 UTC3h 25m - -

Performance history

Flights tracked
299 showing last 30
Avg arrival delay
+4m
On-time arrival
75% 75% on time
Aircraft used
16

Monthly activity 4 months

Month Flights tracked
July 2026 77
June 2026 81
May 2026 81
April 2026 60

UAL838 frequently asked

Where does flight UAL838 fly?
UAL838 (United Airlines) flies from NRT to SFO. View the full route page.
How long is flight UAL838?
Based on observed flights, UAL838 takes on average 6h 5m from takeoff to landing.
How often does UAL838 fly?
UAL838 has been observed flying several times a week in our tracking data. We've recorded 299 flights under this callsign.
Is flight UAL838 usually on time?
Across recent flights, UAL838 arrives with an average 4-minute delay. 75% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL838?
UAL838 has been operated by 16 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL838 live?
Yes. When UAL838 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.