Apparatus

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flight_takeoff Flight

UAL1577

Operated by United Airlines

Live map

Live map filtered to UAL1577. Shown when the flight is currently airborne.

Route airports View route page →

Departure

RNO KRNO VFR

Reno Tahoe International Airport

Reno, US

Local time
00:28 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
4,415 ft
Coordinates
39.4991, -119.7680

cloud Weather

Wind
80° / 4 kt
Visibility
10 SM
Ceiling
FEW 7,500 ft
Temp / Dew
11°C / 4°C
Altimeter
30.09 inHg

Obs: 2026-05-30T06:55:00.000Z

Raw METAR / TAF 
METAR KRNO 300655Z 08004KT 10SM FEW075 11/04 A3009 RMK AO2 SLP162 T01110044

TAF KRNO 300532Z 3006/3106 32009KT P6SM FEW035 FEW100 FM300700 VRB04KT P6SM FEW035 FEW150 FM302000 32008KT P6SM FEW250 FM310100 31011KT P6SM FEW250

flight Live Traffic

flight_takeoff 19 Departures
flight_land 24 Arrivals

Arrival

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
00:28 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 10 kt
Visibility
10 SM
Ceiling
OVC 1,000 ft
Temp / Dew
13°C / 11°C
Altimeter
30.11 inHg

Obs: 2026-05-30T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300656Z 27010KT 10SM OVC010 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

flight Live Traffic

flight_takeoff 235 Departures
flight_land 165 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 A5A2CC RNO → SFO May 30, 02:00 UTCMay 30, 03:40 UTC1h 40m - -
2026-05-30 A5A2CC RNO → SFO May 30, 02:00 UTCMay 30, 03:38 UTC1h 38m +32m +6m
2026-05-29 AA8A26 RNO → SFO May 29, 20:35 UTCMay 30, 00:20 UTC3h 45m - -
2026-05-29 ABFBD0 RNO → SFO May 29, 14:30 UTCMay 29, 16:00 UTC1h 30m - -
2026-05-28 A76F43 RNO → SFO May 28, 22:05 UTCMay 29, 01:50 UTC3h 45m - -
2026-05-28 AB819C RNO → SFO May 28, 14:45 UTCMay 28, 16:25 UTC1h 40m - -
2026-05-28 A56661 RNO → SFO May 28, 02:20 UTCMay 28, 04:10 UTC1h 50m - -
2026-05-27 A76F66 RNO → SFO May 27, 20:15 UTCMay 28, 00:35 UTC4h 20m - -
2026-05-27 A44211 RNO → SFO May 27, 14:35 UTCMay 27, 16:25 UTC1h 50m - -
2026-05-27 A44211 RNO → SFO May 27, 14:30 UTCMay 27, 16:11 UTC1h 41m +18m -5m
2026-05-27 A582BB RNO → SFO May 27, 01:54 UTCMay 27, 03:45 UTC1h 50m - -
2026-05-26 A76F48 RNO → SFO May 26, 20:05 UTCMay 27, 00:04 UTC4h 0m - -
2026-05-26 AB819C RNO → SFO May 26, 16:10 UTCMay 26, 17:35 UTC1h 25m - -
2026-05-26 A56661 RNO → SFO May 26, 01:49 UTCMay 26, 03:35 UTC1h 45m - -
2026-05-25 AA8A09 RNO → SFO May 25, 20:04 UTCMay 26, 00:09 UTC4h 5m - -
2026-05-25 AC523C RNO → SFO May 25, 14:30 UTCMay 25, 16:05 UTC1h 35m - -
2026-05-25 A5E095 RNO → SFO May 25, 02:00 UTCMay 25, 03:45 UTC1h 45m - -
2026-05-24 A0B803 RNO → SFO May 24, 20:30 UTCMay 24, 23:46 UTC3h 16m - -
2026-05-24 A54C60 RNO → SFO May 24, 16:10 UTCMay 24, 18:00 UTC1h 50m - -
2026-05-24 A553CE RNO → SFO May 24, 01:50 UTCMay 24, 03:35 UTC1h 45m - -
2026-05-23 A0B889 RNO → SFO May 23, 19:55 UTCMay 24, 00:00 UTC4h 5m - -
2026-05-23 A94B2B RNO → SFO May 23, 14:35 UTCMay 23, 16:10 UTC1h 35m - -
2026-05-23 A533BD RNO → SFO May 23, 02:20 UTCMay 23, 04:00 UTC1h 39m - -
2026-05-22 AA3AE5 RNO → SFO May 22, 20:40 UTCMay 23, 00:25 UTC3h 45m - -
2026-05-22 AB5A1D RNO → SFO May 22, 14:25 UTCMay 22, 16:05 UTC1h 40m - -
2026-05-22 A5B55F RNO → SFO May 22, 02:00 UTCMay 22, 03:45 UTC1h 45m - -
2026-05-22 A5B55F RNO → SFO May 22, 02:06 UTCMay 22, 03:43 UTC1h 37m -726m +22m
2026-05-21 A76F43 RNO → SFO May 21, 20:05 UTCMay 22, 00:15 UTC4h 10m - -
2026-05-21 ABB7F7 RNO → SFO May 21, 14:40 UTCMay 21, 16:20 UTC1h 40m - -
2026-05-21 A44916 RNO → SFO May 21, 02:20 UTCMay 21, 03:30 UTC1h 10m - -

Performance history

Flights tracked
146 showing last 30
Avg arrival delay
+8m
On-time arrival
67% 67% on time
Aircraft used
24

Monthly activity 2 months

Month Flights tracked
May 2026 95
April 2026 51

UAL1577 frequently asked

Where does flight UAL1577 fly?
UAL1577 (United Airlines) flies from RNO to SFO. View the full route page.
How long is flight UAL1577?
Based on observed flights, UAL1577 takes on average 2h 20m from takeoff to landing.
How often does UAL1577 fly?
UAL1577 has been observed flying several times a week in our tracking data. We've recorded 146 flights under this callsign.
Is flight UAL1577 usually on time?
Across recent flights, UAL1577 arrives with an average 8-minute delay. 67% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1577?
UAL1577 has been operated by 24 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1577 live?
Yes. When UAL1577 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.