Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1641

Operated by United Airlines

Live map

Live map filtered to UAL1641. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
01:43 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
16°C / 12°C
Altimeter
29.84 inHg

Obs: 2026-05-30T04:52:00.000Z

Raw METAR / TAF 
METAR KIAD 300452Z 00000KT 10SM CLR 16/12 A2984 RMK AO2 SLP102 T01560122 402610089

TAF KIAD 300538Z 3006/3112 00000KT P6SM FEW250 FM300800 33007G15KT P6SM FEW250 FM301200 36011G21KT P6SM SKC FM302300 01011KT P6SM SKC FM310100 02006KT P6SM SKC FM310700 35003KT P6SM SKC

flight Live Traffic

flight_takeoff 54 Departures
flight_land 50 Arrivals

Arrival

SFO KSFO IFR

San Francisco International Airport

San Francisco, US

Local time
22:43 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 13 kt
Visibility
10 SM
Ceiling
FEW 300 ft, BKN 800 ft, OVC 1,100 ft
Temp / Dew
13°C / 11°C
Altimeter
30.11 inHg

Obs: 2026-05-30T04:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300456Z 29013KT 10SM FEW003 BKN008 OVC011 13/11 A3011 RMK AO2 SLP195 T01280106

TAF KSFO 300520Z 3006/3112 26009KT P6SM OVC008 FM301000 27006KT P6SM OVC012 FM301800 28012KT P6SM SKC FM302300 27022KT P6SM SKC FM310600 28012KT P6SM SKC

warning FAA Advisories

  • Ground Delay: low ceilings (avg 1 hour and 45 minutes)

flight Live Traffic

flight_takeoff 215 Departures
flight_land 236 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 A94B4B IAD → SFO May 30, 01:25 UTCMay 30, 02:15 UTC50m - -
2026-05-29 AC121A IAD → SFO May 29, 22:15 UTCMay 29, 23:26 UTC1h 11m +15m +8m
2026-05-29 A43EE5 IAD → SFO May 29, 01:40 UTCMay 29, 02:30 UTC50m - -
2026-05-29 A43EE5 IAD → SFO May 29, 01:43 UTCMay 29, 02:25 UTC42m +38m +14m
2026-05-28 A5E44C IAD → SFO May 28, 22:10 UTCMay 28, 23:10 UTC1h 0m - -
2026-05-28 A12AC5 IAD → SFO May 28, 01:50 UTCMay 28, 02:35 UTC45m - -
2026-05-27 AB819C IAD → SFO May 27, 22:40 UTCMay 27, 23:40 UTC1h 0m - -
2026-05-27 AD953C IAD → SFO May 27, 01:49 UTCMay 27, 02:34 UTC45m - -
2026-05-26 AC59AA IAD → SFO May 26, 22:15 UTCMay 26, 23:14 UTC1h 0m - -
2026-05-26 A123E0 IAD → SFO May 26, 01:49 UTCMay 26, 02:35 UTC45m - -
2026-05-26 A123E0 IAD → SFO May 26, 01:43 UTCMay 26, 02:32 UTC49m +38m -2m
2026-05-25 AC5D61 IAD → SFO May 25, 22:15 UTCMay 25, 23:19 UTC1h 5m - -
2026-05-23 A44565 IAD → SFO May 23, 01:45 UTCMay 23, 02:35 UTC49m - -
2026-05-22 A609D4 IAD → SFO May 22, 22:20 UTCMay 22, 23:20 UTC1h 0m - -
2026-05-22 A123E3 IAD → SFO May 22, 01:45 UTCMay 22, 02:30 UTC45m - -
2026-05-21 AB890A IAD → SFO May 21, 22:30 UTCMay 21, 23:30 UTC1h 0m - -
2026-05-21 A0E751 IAD → SFO May 21, 01:25 UTCMay 21, 02:10 UTC45m - -
2026-05-20 A24C77 IAD → SFO May 20, 01:15 UTCMay 20, 02:05 UTC50m - -
2026-05-19 A13650 IAD → SFO May 19, 03:25 UTCMay 19, 04:10 UTC45m - -
2026-05-18 A0BF8C IAD → SFO May 18, 02:52 UTCMay 18, 03:03 UTC11m +119m -15m
2026-05-18 A0BF8C IAD → SFO May 18, 02:15 UTCMay 18, 02:35 UTC20m - -
2026-05-16 A09852 IAD → SFO May 16, 01:30 UTCMay 16, 02:15 UTC45m - -
2026-05-15 A224F9 IAD → SFO May 15, 01:15 UTCMay 15, 02:00 UTC45m - -
2026-05-14 A16ADC IAD → SFO May 14, 01:05 UTCMay 14, 02:00 UTC55m - -
2026-05-13 A2C35B IAD → SFO May 13, 01:40 UTCMay 13, 02:30 UTC50m - -
2026-05-11 A3B268 IAD → SFO May 11, 01:25 UTCMay 11, 02:10 UTC45m - -
2026-05-09 A273F5 IAD → SFO May 9, 02:57 UTCMay 9, 03:42 UTC45m +124m +19m
2026-05-09 A273F5 IAD → SFO May 9, 02:55 UTCMay 9, 03:45 UTC50m - -
2026-05-08 A224FA IAD → SFO May 8, 02:55 UTCMay 8, 03:39 UTC45m - -
2026-05-08 A224FA IAD → SFO May 8, 02:42 UTCMay 8, 03:37 UTC55m +109m +2m

Performance history

Flights tracked
86 showing last 30
Avg arrival delay
+4m
On-time arrival
83% 83% on time
Aircraft used
25

Monthly activity 2 months

Month Flights tracked
May 2026 38
April 2026 48

UAL1641 frequently asked

Where does flight UAL1641 fly?
UAL1641 (United Airlines) flies from IAD to SFO. View the full route page.
How long is flight UAL1641?
Based on observed flights, UAL1641 takes on average 49m from takeoff to landing.
How often does UAL1641 fly?
UAL1641 has been observed flying several times a week in our tracking data. We've recorded 86 flights under this callsign.
Is flight UAL1641 usually on time?
Across recent flights, UAL1641 arrives with an average 4-minute delay. 83% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1641?
UAL1641 has been operated by 25 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1641 live?
Yes. When UAL1641 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.