Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL557

Operated by United Airlines

Live map

Live map filtered to UAL557. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
23:04 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 8 kt
Visibility
10 SM
Ceiling
SCT 2,100 ft
Temp / Dew
12°C / 7°C
Altimeter
30.14 inHg

Obs: 2026-04-15T05:56:00.000Z

Raw METAR / TAF 
METAR KSFO 150556Z 27008KT 10SM SCT021 12/07 A3014 RMK AO2 SLP207 T01170072 10150 20117 50002 $

TAF KSFO 150520Z 1506/1612 28012KT P6SM FEW030 FM151400 28014KT P6SM BKN050 FM151900 27018KT P6SM BKN150 FM160400 27015KT P6SM BKN030

flight Live Traffic

flight_takeoff 221 Departures
flight_land 267 Arrivals

Arrival

AUS KAUS MVFR

Austin Bergstrom International Airport

Austin, US

Local time
01:04 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
542 ft
Coordinates
30.1975, -97.6620

cloud Weather

Wind
160° / 9 kt
Visibility
10 SM
Ceiling
SCT 2,100 ft, BKN 2,700 ft, OVC 3,800 ft
Temp / Dew
23°C / 19°C
Altimeter
29.97 inHg

Obs: 2026-04-15T05:53:00.000Z

Raw METAR / TAF 
METAR KAUS 150553Z 16009KT 10SM SCT021 BKN027 OVC038 23/19 A2997 RMK AO2 SLP139 T02280194 10289 20228 403110217 50007

TAF KAUS 150520Z 1506/1612 17011KT P6SM BKN015 FM151700 17013G23KT P6SM BKN040 FM160500 17009KT P6SM BKN015

flight Live Traffic

flight_takeoff 80 Departures
flight_land 54 Arrivals

Recent history last 1

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-14 A5AA3A SFO → AUS Apr 14, 05:15 UTCApr 14, 05:55 UTC40m - -

Performance history

Flights tracked
1
Avg arrival delay
-
On-time arrival
-
Aircraft used
1

Monthly activity 1 month

Month Flights tracked
April 2026 1

UAL557 frequently asked

Where does flight UAL557 fly?
UAL557 (United Airlines) flies from SFO to AUS. View the full route page.
How long is flight UAL557?
Based on observed flights, UAL557 takes on average 40m from takeoff to landing.
How often does UAL557 fly?
UAL557 has been observed flying rarely in our tracking data. We've recorded 1 flight under this callsign.
Can I track UAL557 live?
Yes. When UAL557 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.