Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL2831

Operated by UAL

Live map

Live map filtered to UAL2831. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
00:33 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
360° / 6 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
17°C / 7°C
Altimeter
30.06 inHg

Obs: 2026-07-14T06:53:00.000Z

Raw METAR / TAF 
METAR KSEA 140653Z 36006KT 10SM CLR 17/07 A3006 RMK AO2 SLP183 T01720067 $

TAF KSEA 140520Z 1406/1512 35007KT P6SM FEW250 FM140800 01004KT P6SM SKC FM141400 34006KT P6SM SKC FM141900 31007KT P6SM SKC FM150300 34006KT P6SM SKC

flight Live Traffic

flight_takeoff 557 Departures
flight_land 538 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
00:33 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
300° / 6 kt
Visibility
10 SM
Ceiling
BKN 20,000 ft
Temp / Dew
17°C / 13°C
Altimeter
29.95 inHg

Obs: 2026-07-14T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 140656Z 30006KT 10SM BKN200 17/13 A2995 RMK AO2 SLP141 T01720128

TAF KSFO 140520Z 1406/1512 29010KT P6SM BKN200 FM141500 30005KT P6SM FEW010 BKN200 FM141900 31012KT P6SM BKN200 FM142100 31015G25KT P6SM BKN150 FM150400 29010KT P6SM FEW010 BKN150

flight Live Traffic

flight_takeoff 362 Departures
flight_land 226 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-13 A5A2CC BFI → SFO Jul 13, 17:05 UTCJul 13, 18:55 UTC1h 50m - -
2026-07-13 A5A2CC SEA → SFO Jul 13, 17:03 UTCJul 13, 18:47 UTC1h 44m +78m +60m
2026-07-12 A5CE02 SEA → SFO Jul 12, 16:10 UTCJul 12, 18:01 UTC1h 50m - -
2026-07-11 A5CE02 SEA → SFO Jul 11, 16:18 UTCJul 11, 18:12 UTC1h 54m +33m +25m
2026-07-11 A5CE02 SEA → SFO Jul 11, 16:20 UTCJul 11, 18:15 UTC1h 55m - -
2026-07-10 A55017 SEA → SFO Jul 10, 16:05 UTCJul 10, 17:50 UTC1h 45m - -
2026-07-09 A5CE02 SEA → SFO Jul 9, 17:10 UTCJul 9, 18:55 UTC1h 45m - -
2026-07-08 A6045D SEA → SFO Jul 8, 19:05 UTCJul 8, 20:45 UTC1h 40m - -
2026-07-07 A55017 SEA → SFO Jul 7, 16:58 UTCJul 7, 18:38 UTC1h 40m +73m +51m
2026-07-07 A55017 SEA → SFO Jul 7, 16:55 UTCJul 7, 18:40 UTC1h 45m - -
2026-07-06 A6045D SEA → SFO Jul 6, 16:38 UTCJul 6, 18:24 UTC1h 46m +53m +37m
2026-07-06 A6045D SEA → SFO Jul 6, 16:40 UTCJul 6, 18:35 UTC1h 55m - -
2026-07-05 A62BDC SEA → SFO Jul 5, 16:15 UTCJul 5, 18:05 UTC1h 50m - -
2026-07-04 A5CA4B SEA → SFO Jul 4, 17:15 UTCJul 4, 18:55 UTC1h 40m - -
2026-07-03 A57F04 SEA → SFO Jul 3, 16:20 UTCJul 3, 18:00 UTC1h 40m - -
2026-07-02 A62825 SEA → SFO Jul 2, 17:00 UTCJul 2, 18:40 UTC1h 40m - -
2026-07-01 A612A6 SEA → SFO Jul 1, 17:10 UTCJul 1, 18:55 UTC1h 45m - -
2026-06-30 A533BD SEA → SFO Jun 30, 16:59 UTCJun 30, 18:41 UTC1h 42m +74m +61m
2026-06-30 A533BD SEA → SFO Jun 30, 17:05 UTCJun 30, 18:45 UTC1h 40m - -
2026-06-29 A5A2CC SEA → SFO Jun 29, 16:46 UTCJun 29, 18:26 UTC1h 40m +61m +39m
2026-06-29 A5A2CC SEA → SFO Jun 29, 16:55 UTCJun 29, 18:34 UTC1h 40m - -
2026-06-28 A524E1 SEA → SFO Jun 28, 21:23 UTCJun 28, 23:09 UTC1h 46m +338m -10m
2026-06-28 A524E1 SEA → SFO Jun 28, 21:34 UTCJun 28, 23:14 UTC1h 40m - -
2026-06-27 A53EE2 SEA → SFO Jun 27, 16:59 UTCJun 27, 18:39 UTC1h 40m - -
2026-06-27 A53EE2 SEA → SFO Jun 27, 16:50 UTCJun 27, 18:32 UTC1h 42m +65m +58m
2026-06-26 A5ADF1 SEA → SFO Jun 26, 16:41 UTCJun 26, 18:23 UTC1h 42m +56m +45m
2026-06-26 A5ADF1 - Jun 26, 16:49 UTCJun 26, 18:15 UTC1h 25m - -
2026-06-25 A53EE2 SEA → SFO Jun 25, 16:50 UTCJun 25, 18:34 UTC1h 45m - -
2026-06-24 A5EE13 SEA → SFO Jun 24, 16:40 UTCJun 24, 18:25 UTC1h 45m - -
2026-06-24 ABFBD0 - Jun 24, 01:49 UTCJun 24, 03:40 UTC1h 50m - -

Performance history

Flights tracked
76 showing last 30
Avg arrival delay
+41m
On-time arrival
11% 11% on time
Aircraft used
15

Monthly activity 3 months

Month Flights tracked
July 2026 17
June 2026 45
May 2026 14

UAL2831 frequently asked

Where does flight UAL2831 fly?
UAL2831 (UAL) flies from SEA to SFO. View the full route page.
How long is flight UAL2831?
Based on observed flights, UAL2831 takes on average 1h 44m from takeoff to landing.
How often does UAL2831 fly?
UAL2831 has been observed flying several times a week in our tracking data. We've recorded 76 flights under this callsign.
Is flight UAL2831 usually on time?
Across recent flights, UAL2831 arrives with an average 41-minute delay. 11% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL2831?
UAL2831 has been operated by 15 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL2831 live?
Yes. When UAL2831 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.