Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL8143

Operated by United Airlines

Live map

Live map filtered to UAL8143. 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
04:54 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
680 ft
Coordinates
41.9786, -87.9048

cloud Weather

Wind
10° / 3 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
13°C / 6°C
Altimeter
30.34 inHg

Obs: 2026-06-03T08:51:00.000Z

Raw METAR / TAF 
METAR KORD 030851Z 01003KT 10SM CLR 13/06 A3034 RMK AO2 SLP275 T01280061 51010 $

TAF KORD 030840Z 0309/0412 VRB03KT P6SM FEW300 FM031400 14008KT P6SM SCT300 FM040600 21005KT P6SM FEW300

flight Live Traffic

flight_takeoff 382 Departures
flight_land 455 Arrivals

Arrival

SAT KSAT MVFR

San Antonio International Airport

San Antonio, US

Local time
04:54 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
809 ft
Coordinates
29.5337, -98.4698

cloud Weather

Wind
40° / 5 kt
Visibility
10 SM
Ceiling
OVC 1,400 ft
Temp / Dew
22°C / 21°C
Altimeter
30.02 inHg

Obs: 2026-06-03T09:36:00.000Z

Raw METAR / TAF 
SPECI KSAT 030936Z 04005KT 10SM OVC014 22/21 A3002 RMK AO2 T02220206 $

TAF KSAT 030856Z 0309/0412 VRB04KT P6SM FEW022 BKN160 FM031200 06004KT P6SM OVC012 FM031600 08008KT P6SM BKN035 PROB30 0320/0323 5SM -TSRA BKN035CB FM040000 12008KT P6SM OVC250 FM040900 08002KT P6SM OVC019

flight Live Traffic

flight_takeoff 66 Departures
flight_land 87 Arrivals

Recent history last 14

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-25 A0A91F ORD → SAT May 25, 17:07 UTCMay 25, 22:31 UTC5h 24m +77m -6m
2026-05-25 A0A91F ORD → SAT May 25, 17:05 UTCMay 25, 21:45 UTC4h 39m - -
2026-05-17 A7F4E7 ORD → SAT May 17, 19:35 UTCMay 17, 20:25 UTC50m - -
2026-05-14 AA7E7A ORD → SAT May 14, 00:00 UTCMay 14, 02:25 UTC2h 25m - -
2026-05-09 A146F9 ORD → SAT May 9, 07:20 UTCMay 9, 12:05 UTC4h 45m - -
2026-05-08 A13650 ORD → SAT May 8, 01:49 UTCMay 8, 05:39 UTC3h 50m - -
2026-05-02 A2B4EA ORD → SAT May 2, 22:00 UTCMay 3, 04:35 UTC6h 34m - -
2026-05-01 AA56D5 ORD → SAT May 1, 22:35 UTCMay 1, 23:50 UTC1h 15m - -
2026-04-29 A12AC2 ORD → SAT Apr 29, 03:15 UTCApr 29, 06:25 UTC3h 10m - -
2026-04-27 A43EA6 ORD → SAT Apr 27, 00:15 UTCApr 27, 02:35 UTC2h 20m - -
2026-04-18 A2B0CD ORD → SAT Apr 18, 01:25 UTCApr 18, 02:15 UTC50m - -
2026-04-17 A2B0CD ORD → SAT Apr 17, 23:25 UTCApr 18, 01:20 UTC1h 55m - -
2026-04-17 A2B0CD ORD → SAT Apr 17, 22:00 UTCApr 17, 23:20 UTC1h 20m - -
2026-04-16 A288FF ORD → SAT Apr 16, 21:33 UTCApr 16, 23:25 UTC1h 52m +33m -7m

Performance history

Flights tracked
14
Avg arrival delay
-6m
On-time arrival
100% 100% on time
Aircraft used
11

Monthly activity 2 months

Month Flights tracked
May 2026 8
April 2026 6

UAL8143 frequently asked

Where does flight UAL8143 fly?
UAL8143 (United Airlines) flies from ORD to SAT. View the full route page.
How long is flight UAL8143?
Based on observed flights, UAL8143 takes on average 2h 56m from takeoff to landing.
How often does UAL8143 fly?
UAL8143 has been observed flying several times a week in our tracking data. We've recorded 14 flights under this callsign.
Is flight UAL8143 usually on time?
Across recent flights, UAL8143 arrives 6 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL8143?
UAL8143 has been operated by 11 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL8143 live?
Yes. When UAL8143 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.