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
00:18 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
15°C / 13°C
Altimeter
29.98 inHg

Obs: 2026-10-13T03:52:00.000Z

Raw METAR / TAF 
METAR KIAD 130352Z 00000KT 10SM CLR 15/13 A2998 RMK AO2 SLP150 T01500133 $

TAF KIAD 130258Z 1303/1406 VRB03KT P6SM FEW200 FM130900 00000KT 5SM BR FEW200 FM131300 19006KT P6SM SCT250

flight Live Traffic

flight_takeoff 120 Departures
flight_land 86 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
21:18 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 9 kt
Visibility
10 SM
Ceiling
FEW 2,600 ft
Temp / Dew
14°C / 12°C
Altimeter
29.95 inHg

Obs: 2026-10-13T03:56:00.000Z

Raw METAR / TAF 
METAR KSFO 130356Z 29009KT 10SM FEW026 14/12 A2995 RMK AO2 SLP140 T01440117 $

TAF KSFO 130300Z 1303/1406 28006KT P6SM FEW025 FM131400 08004KT P6SM SKC FM132000 32011KT P6SM SKC FM140400 28007KT P6SM SKC

flight Live Traffic

flight_takeoff 227 Departures
flight_land 205 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.