Apparatus

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flight_takeoff Flight

UAL1951

Operated by United Airlines

Live map

Live map filtered to UAL1951. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
05:50 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
360° / 5 kt
Visibility
10 SM
Ceiling
FEW 2,600 ft, BKN 14,000 ft, OVC 20,000 ft
Temp / Dew
22°C / 20°C
Altimeter
29.96 inHg

Obs: 2026-08-28T08:52:00.000Z

Raw METAR / TAF 
METAR KIAD 280852Z 36005KT 10SM FEW026 BKN140 OVC200 22/20 A2996 RMK AO2 SLP140 T02220200 56003

TAF KIAD 280912Z 2809/2912 00000KT P6SM OVC140 FM281200 33005KT P6SM BKN060 FM281700 36007KT P6SM BKN060 FM290000 02005KT P6SM SCT070 FM290600 35007KT P6SM FEW070

flight Live Traffic

flight_takeoff 93 Departures
flight_land 95 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
02:50 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 95 Departures
flight_land 60 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A2B7F5 IAD → SFO Jul 26, 20:05 UTCJul 26, 21:10 UTC1h 5m - -
2026-07-25 A2B7F5 IAD → SFO Jul 25, 20:10 UTCJul 25, 22:55 UTC2h 45m - -
2026-07-24 A94B51 IAD → SFO Jul 24, 20:10 UTCJul 24, 22:55 UTC2h 45m - -
2026-07-23 A85F20 IAD → SFO Jul 23, 20:10 UTCJul 23, 22:55 UTC2h 45m - -
2026-07-22 A76028 IAD → SFO Jul 22, 21:00 UTCJul 22, 23:45 UTC2h 45m - -
2026-07-21 A41E29 IAD → SFO Jul 21, 21:25 UTCJul 22, 00:05 UTC2h 40m - -
2026-07-21 A41E29 IAD → SFO Jul 21, 21:20 UTCJul 22, 00:01 UTC2h 41m +86m -2m
2026-07-20 AB1B3E IAD → SFO Jul 20, 20:20 UTCJul 20, 23:20 UTC3h 0m - -
2026-07-19 A12E80 IAD → SFO Jul 19, 20:10 UTCJul 19, 23:00 UTC2h 50m - -
2026-07-19 A12E80 IAD → SFO Jul 19, 20:14 UTCJul 19, 22:53 UTC2h 39m +20m -14m
2026-07-18 A5D68A IAD → SFO Jul 18, 20:10 UTCJul 18, 23:00 UTC2h 50m - -
2026-07-17 A46D26 IAD → SFO Jul 17, 20:15 UTCJul 17, 23:05 UTC2h 50m - -
2026-07-16 A94B08 IAD → SFO Jul 16, 21:05 UTCJul 17, 00:10 UTC3h 5m - -
2026-07-15 A12B0A - Jul 15, 20:10 UTCJul 15, 23:25 UTC3h 15m - -
2026-07-14 A885F4 - Jul 14, 20:10 UTCJul 14, 23:05 UTC2h 54m - -
2026-07-13 A46D4E - Jul 13, 20:30 UTCJul 13, 23:15 UTC2h 45m - -
2026-07-12 AA7AA0 - Jul 12, 20:25 UTCJul 12, 23:15 UTC2h 50m - -
2026-07-11 A445AD - Jul 11, 20:10 UTCJul 11, 23:10 UTC3h 0m - -
2026-07-10 A94B2E - Jul 10, 21:00 UTCJul 10, 23:50 UTC2h 50m - -
2026-07-10 A94B2E IAH → LAX Jul 10, 20:55 UTCJul 11, 00:00 UTC3h 5m +61m -3m
2026-07-09 AA2BA1 - Jul 9, 20:05 UTCJul 9, 22:55 UTC2h 50m - -
2026-07-08 A46D95 - Jul 8, 20:10 UTCJul 8, 23:00 UTC2h 50m - -
2026-07-07 AA2BA5 - Jul 7, 20:15 UTCJul 7, 23:10 UTC2h 55m - -
2026-07-06 A44540 - Jul 6, 20:25 UTCJul 6, 23:25 UTC3h 0m - -
2026-07-05 A94B0B - Jul 5, 20:15 UTCJul 5, 23:10 UTC2h 55m - -
2026-07-04 A4493F - Jul 4, 20:10 UTCJul 4, 23:10 UTC3h 0m - -
2026-07-03 A923A7 - Jul 3, 20:10 UTCJul 3, 23:20 UTC3h 10m - -
2026-07-02 A8102A - Jul 2, 20:55 UTCJul 2, 23:50 UTC2h 55m - -
2026-07-01 A41E90 - Jul 1, 20:15 UTCJul 1, 23:10 UTC2h 55m - -
2026-06-30 A2B10C MSP → IAD Jun 30, 17:40 UTCJun 30, 19:40 UTC2h 0m - -

Performance history

Flights tracked
130 showing last 30
Avg arrival delay
-6m
On-time arrival
100% 100% on time
Aircraft used
26

Monthly activity 4 months

Month Flights tracked
July 2026 29
June 2026 43
May 2026 36
April 2026 22

UAL1951 frequently asked

Where does flight UAL1951 fly?
UAL1951 (United Airlines) flies from IAD to SFO. View the full route page.
How long is flight UAL1951?
Based on observed flights, UAL1951 takes on average 2h 48m from takeoff to landing.
How often does UAL1951 fly?
UAL1951 has been observed flying daily in our tracking data. We've recorded 130 flights under this callsign.
Is flight UAL1951 usually on time?
Across recent flights, UAL1951 arrives 6 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1951?
UAL1951 has been operated by 26 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1951 live?
Yes. When UAL1951 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.