Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1742

Operated by United Airlines

Live map

Live map filtered to UAL1742. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
21:53 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
60° / 4 kt
Visibility
10 SM
Ceiling
FEW 8,500 ft, SCT 25,000 ft
Temp / Dew
24°C / 18°C
Altimeter
30.07 inHg

Obs: 2026-08-29T00:52:00.000Z

Raw METAR / TAF 
METAR KIAD 290052Z 06004KT 10SM FEW085 SCT250 24/18 A3007 RMK AO2 SLP178 T02440183 $

TAF KIAD 282332Z 2900/3006 04008KT P6SM FEW050 SCT090 BKN250 FM290300 01004KT P6SM FEW050 SCT250 FM291800 12005KT P6SM FEW040 SCT250

flight Live Traffic

flight_takeoff 106 Departures
flight_land 106 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
18:53 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 15 kt
Visibility
10 SM
Ceiling
FEW 500 ft, SCT 15,000 ft, BKN 20,000 ft
Temp / Dew
18°C / 13°C
Altimeter
29.98 inHg

Obs: 2026-08-29T00:56:00.000Z

Raw METAR / TAF 
METAR KSFO 290056Z 27015KT 10SM FEW005 SCT150 BKN200 18/13 A2998 RMK AO2 SLP152 T01780128 $

TAF KSFO 282335Z 2900/3006 28016KT P6SM VCSH FEW012 BKN150 FM290300 28014KT P6SM FEW012 TEMPO 2904/2908 BKN012 FM290800 29008KT P6SM OVC012 FM291800 29015G25KT P6SM FEW015 FM300400 27015KT P6SM SCT010

flight Live Traffic

flight_takeoff 197 Departures
flight_land 185 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A5D28C IAD → SFO Jul 26, 15:15 UTCJul 26, 19:50 UTC4h 35m - -
2026-07-25 AA7F09 IAD → SFO Jul 25, 15:20 UTCJul 25, 19:50 UTC4h 30m - -
2026-07-24 A4491A IAD → SFO Jul 24, 15:21 UTCJul 24, 19:42 UTC4h 21m +12m -14m
2026-07-24 A4491A IAD → SFO Jul 24, 15:15 UTCJul 24, 19:40 UTC4h 25m - -
2026-07-23 A2B7CD IAD → SFO Jul 23, 15:15 UTCJul 23, 19:40 UTC4h 25m - -
2026-07-22 A44939 SMF → IAD Jul 22, 15:25 UTCJul 22, 19:50 UTC4h 25m - -
2026-07-21 A44939 SMF → IAD Jul 21, 15:30 UTCJul 21, 20:50 UTC5h 20m - -
2026-07-20 A12F6F SMF → IAD Jul 20, 15:45 UTCJul 20, 20:30 UTC4h 45m - -
2026-07-19 A5D643 SMF → IAD Jul 19, 16:20 UTCJul 19, 20:45 UTC4h 25m - -
2026-07-18 A12AA5 - Jul 18, 15:15 UTCJul 18, 20:35 UTC5h 20m - -
2026-07-17 A448F6 SMF → IAD Jul 17, 15:15 UTCJul 17, 19:55 UTC4h 40m - -
2026-07-16 A44962 SMF → IAD Jul 16, 15:19 UTCJul 16, 20:00 UTC4h 40m - -
2026-07-15 AA7F46 SMF → IAD Jul 15, 15:30 UTCJul 15, 20:10 UTC4h 40m - -
2026-07-14 A445A9 SMF → IAD Jul 14, 15:15 UTCJul 14, 20:00 UTC4h 45m - -
2026-07-13 A44917 SMF → IAD Jul 13, 15:20 UTCJul 13, 20:05 UTC4h 45m - -
2026-07-13 A44917 SMF → IAD Jul 13, 15:21 UTCJul 13, 20:04 UTC4h 43m +12m +2m
2026-07-12 A4493A SMF → IAD Jul 12, 15:20 UTCJul 12, 20:05 UTC4h 45m - -
2026-07-11 A12EE0 SMF → IAD Jul 11, 15:20 UTCJul 11, 20:00 UTC4h 40m - -
2026-07-10 A4491C SMF → IAD Jul 10, 15:20 UTCJul 10, 19:55 UTC4h 35m - -
2026-07-09 A12F73 SMF → IAD Jul 9, 15:20 UTCJul 9, 20:05 UTC4h 45m - -
2026-07-08 A445A9 SMF → IAD Jul 8, 15:20 UTCJul 8, 19:50 UTC4h 30m - -
2026-07-07 A445A9 SMF → IAD Jul 7, 15:15 UTCJul 7, 19:50 UTC4h 35m - -
2026-07-05 A12AA5 SMF → IAD Jul 5, 15:15 UTCJul 5, 20:05 UTC4h 50m - -
2026-07-04 A448F2 SMF → IAD Jul 4, 15:24 UTCJul 4, 20:02 UTC4h 38m +15m +1m
2026-07-04 A448F2 SMF → IAD Jul 4, 15:20 UTCJul 4, 20:10 UTC4h 50m - -
2026-07-03 A12AA5 SMF → IAD Jul 3, 15:15 UTCJul 3, 19:50 UTC4h 35m - -
2026-07-02 A12B0E SMF → IAD Jul 2, 15:20 UTCJul 2, 20:10 UTC4h 50m - -
2026-07-01 AC0831 SMF → IAD Jul 1, 15:35 UTCJul 1, 20:15 UTC4h 40m - -
2026-06-30 AC0831 SMF → IAD Jun 30, 15:21 UTCJun 30, 19:53 UTC4h 32m +12m +5m
2026-06-30 AC0831 SMF → IAD Jun 30, 15:15 UTCJun 30, 19:55 UTC4h 40m - -

Performance history

Flights tracked
175 showing last 30
Avg arrival delay
-1m
On-time arrival
100% 100% on time
Aircraft used
20

Monthly activity 4 months

Month Flights tracked
July 2026 28
June 2026 33
May 2026 56
April 2026 58

UAL1742 frequently asked

Where does flight UAL1742 fly?
UAL1742 (United Airlines) flies from IAD to SFO. View the full route page.
How long is flight UAL1742?
Based on observed flights, UAL1742 takes on average 4h 40m from takeoff to landing.
How often does UAL1742 fly?
UAL1742 has been observed flying daily in our tracking data. We've recorded 175 flights under this callsign.
Is flight UAL1742 usually on time?
Across recent flights, UAL1742 arrives 1 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1742?
UAL1742 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1742 live?
Yes. When UAL1742 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.