Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1577

Operated by UAL

Live map

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

Route airports View route page →

Departure

ORD KORD VFR

Chicago O'Hare International Airport

Chicago, US

Local time
07:33 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
680 ft
Coordinates
41.9786, -87.9048

cloud Weather

Wind
290° / 3 kt
Visibility
10 SM
Ceiling
FEW 25,000 ft
Temp / Dew
24°C / 20°C
Altimeter
30.18 inHg

Obs: 2026-07-14T11:51:00.000Z

Raw METAR / TAF 
METAR KORD 141151Z 29003KT 10SM FEW250 24/20 A3018 RMK AO2 SLP214 T02440200 10261 20233 53008 $

TAF KORD 141126Z 1412/1518 31005KT P6SM SKC FM141900 08006KT P6SM SKC FM142300 26005KT P6SM SKC

flight Live Traffic

flight_takeoff 1133 Departures
flight_land 816 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
05:33 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
280° / 7 kt
Visibility
10 SM
Ceiling
FEW 20,000 ft
Temp / Dew
16°C / 12°C
Altimeter
29.96 inHg

Obs: 2026-07-14T11:56:00.000Z

Raw METAR / TAF 
METAR KSFO 141156Z 28007KT 10SM FEW200 16/12 A2996 RMK AO2 SLP144 T01560122 10178 20156 52003

TAF KSFO 141120Z 1412/1518 28007KT P6SM FEW150 FM141900 28015G25KT P6SM SKC FM150800 26009KT P6SM FEW007

flight Live Traffic

flight_takeoff 189 Departures
flight_land 195 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-14 A524E1 SFO → SEA Jul 14, 02:40 UTCJul 14, 04:15 UTC1h 35m - -
2026-07-13 AA3AE2 - Jul 13, 20:35 UTCJul 14, 00:05 UTC3h 30m - -
2026-07-13 A59F15 SFO → SEA Jul 13, 01:55 UTCJul 13, 03:25 UTC1h 30m - -
2026-07-12 A76F67 - Jul 12, 20:05 UTCJul 12, 23:55 UTC3h 50m - -
2026-07-12 A5B55F - Jul 12, 01:50 UTCJul 12, 03:30 UTC1h 40m - -
2026-07-11 A5CE02 - Jul 11, 02:35 UTCJul 11, 04:01 UTC1h 25m - -
2026-07-10 AA3AE5 - Jul 10, 20:10 UTCJul 11, 00:15 UTC4h 5m - -
2026-07-10 A55017 SFO → SEA Jul 10, 02:45 UTCJul 10, 04:20 UTC1h 35m - -
2026-07-09 AA8A26 - Jul 9, 20:15 UTCJul 10, 00:25 UTC4h 10m - -
2026-07-08 A9EC06 - Jul 8, 22:05 UTCJul 9, 02:00 UTC3h 55m - -
2026-07-08 A6045D - Jul 8, 01:50 UTCJul 8, 03:20 UTC1h 30m - -
2026-07-07 A76F48 ORD → SFO Jul 7, 19:55 UTCJul 7, 23:45 UTC3h 50m - -
2026-07-07 A55017 - Jul 7, 01:45 UTCJul 7, 03:15 UTC1h 30m - -
2026-07-06 AA3AE4 ORD → SFO Jul 6, 20:00 UTCJul 6, 23:55 UTC3h 55m - -
2026-07-06 A6045D - Jul 6, 01:40 UTCJul 6, 03:10 UTC1h 30m - -
2026-07-05 AAB187 ORD → SFO Jul 5, 20:10 UTCJul 6, 00:05 UTC3h 55m - -
2026-07-03 AA3AE5 ORD → SFO Jul 3, 22:00 UTCJul 4, 02:00 UTC4h 0m - -
2026-07-03 A57F04 - Jul 3, 02:45 UTCJul 3, 04:25 UTC1h 40m - -
2026-07-02 A9EC06 - Jul 2, 20:00 UTCJul 3, 00:00 UTC4h 0m - -
2026-07-02 A62825 - Jul 2, 01:50 UTCJul 2, 03:40 UTC1h 50m - -
2026-07-01 A76F43 - Jul 1, 20:05 UTCJul 2, 00:00 UTC3h 55m - -
2026-07-01 A612A6 - Jul 1, 02:05 UTCJul 1, 03:55 UTC1h 50m - -
2026-06-30 AA1368 - Jun 30, 20:05 UTCJul 1, 00:05 UTC4h 0m - -
2026-06-30 A5CE02 OAK → SEA Jun 30, 02:20 UTCJun 30, 04:05 UTC1h 45m - -
2026-06-29 AA3AE9 - Jun 29, 20:04 UTCJun 30, 00:14 UTC4h 10m - -
2026-06-29 A5954E - Jun 29, 02:05 UTCJun 29, 04:04 UTC2h 0m - -
2026-06-28 A76F68 - Jun 28, 20:04 UTCJun 29, 00:10 UTC4h 5m - -
2026-06-28 A524E1 SFO → SEA Jun 28, 01:59 UTCJun 28, 03:40 UTC1h 40m - -
2026-06-27 A53EE2 - Jun 27, 01:44 UTCJun 27, 03:30 UTC1h 45m - -
2026-06-26 A76F43 - Jun 26, 20:20 UTCJun 27, 00:20 UTC4h 0m - -

Performance history

Flights tracked
250 showing last 30
Avg arrival delay
-
On-time arrival
-
Aircraft used
23

Monthly activity 4 months

Month Flights tracked
July 2026 22
June 2026 78
May 2026 99
April 2026 51

UAL1577 frequently asked

Where does flight UAL1577 fly?
UAL1577 (UAL) flies from ORD to SFO. View the full route page.
How long is flight UAL1577?
Based on observed flights, UAL1577 takes on average 2h 48m 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 250 flights under this callsign.
What aircraft operates flight UAL1577?
UAL1577 has been operated by 23 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.