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
20:28 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
680 ft
Coordinates
41.9786, -87.9048

cloud Weather

Wind
340° / 11 kt
Visibility
10 SM
Ceiling
FEW 4,500 ft, FEW 6,500 ft
Temp / Dew
8°C / 4°C
Altimeter
30.32 inHg

Obs: 2026-10-17T00:51:00.000Z

Raw METAR / TAF 
METAR KORD 170051Z 34011KT 10SM FEW045 FEW065 08/04 A3032 RMK AO2 PK WND 34027/2359 SLP270 T00830039 $

TAF KORD 162328Z 1700/1806 34017G28KT P6SM SCT025 BKN040 FM170500 35010KT P6SM FEW040 FM171700 24010KT P6SM FEW050

flight Live Traffic

flight_takeoff 392 Departures
flight_land 350 Arrivals

Arrival

SAT KSAT VFR

San Antonio International Airport

San Antonio, US

Local time
20:28 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
809 ft
Coordinates
29.5337, -98.4698

cloud Weather

Wind
360° / 13G22 kt
Visibility
10 SM
Ceiling
FEW 9,500 ft, BKN 25,000 ft
Temp / Dew
17°C / 2°C
Altimeter
30.39 inHg

Obs: 2026-10-17T00:51:00.000Z

Raw METAR / TAF 
METAR KSAT 170051Z 36013G22KT 10SM FEW095 BKN250 17/02 A3039 RMK AO2 PK WND 34028/2353 SLP277 T01720017 $

TAF KSAT 162320Z 1700/1806 36017G30KT P6SM FEW090 SCT250 FM170700 36012G22KT P6SM FEW025 SCT250 FM171600 01011KT P6SM SCT250 FM180200 01006KT P6SM SCT250

flight Live Traffic

flight_takeoff 55 Departures
flight_land 51 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-23 A123BF ORD → SAT Jul 23, 03:25 UTCJul 23, 04:45 UTC1h 20m - -
2026-07-20 A46D29 ORD → SAT Jul 20, 00:00 UTCJul 20, 02:15 UTC2h 15m - -
2026-07-20 A46D29 ORD → SAT Jul 20, 00:03 UTCJul 20, 02:18 UTC2h 15m +23m +3m
2026-07-19 A837A7 ORD → SAT Jul 19, 02:35 UTCJul 19, 03:45 UTC1h 10m - -
2026-07-18 AAC2E2 ORD → SAT Jul 18, 02:00 UTCJul 18, 03:45 UTC1h 46m - -
2026-07-04 AA7EBC DEN → AUS Jul 4, 02:50 UTCJul 4, 04:30 UTC1h 40m - -
2026-07-01 A836FB DEN → CMH Jul 1, 00:10 UTCJul 1, 02:35 UTC2h 25m - -
2026-06-27 AA7ABD MCO → EWR Jun 27, 19:05 UTCJun 27, 21:10 UTC2h 5m - -
2026-06-25 A2B135 ORD → SAT Jun 25, 18:10 UTCJun 25, 20:34 UTC2h 25m - -
2026-06-22 A3D302 ORD → SAT Jun 22, 16:24 UTCJun 22, 18:35 UTC2h 10m - -
2026-06-21 A05A03 ORD → SAT Jun 21, 16:37 UTCJun 21, 23:05 UTC6h 28m +47m +76m
2026-06-21 A05A03 ORD → SAT Jun 21, 16:59 UTCJun 21, 22:44 UTC5h 45m - -
2026-06-17 A81005 ORD → SAT Jun 17, 19:35 UTCJun 17, 23:40 UTC4h 5m - -
2026-06-15 A94B2E ORD → SAT Jun 15, 01:04 UTCJun 15, 03:10 UTC2h 5m - -
2026-06-07 AB9B9D ORD → SAT Jun 7, 17:45 UTCJun 7, 20:50 UTC3h 5m - -
2026-06-05 A76028 ORD → SAT Jun 5, 01:10 UTCJun 5, 05:05 UTC3h 55m - -
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
30
Avg arrival delay
+17m
On-time arrival
75% 75% on time
Aircraft used
25

Monthly activity 4 months

Month Flights tracked
July 2026 7
June 2026 9
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 52m from takeoff to landing.
How often does UAL8143 fly?
UAL8143 has been observed flying daily in our tracking data. We've recorded 30 flights under this callsign.
Is flight UAL8143 usually on time?
Across recent flights, UAL8143 arrives with an average 17-minute delay. 75% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL8143?
UAL8143 has been operated by 25 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.