Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL2140

Operated by United Airlines

Live map

Live map filtered to UAL2140. 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
12:52 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
300° / 13 kt
Visibility
10 SM
Ceiling
FEW 800 ft
Temp / Dew
21°C / 12°C
Altimeter
30.01 inHg

Obs: 2026-08-29T18:56:00.000Z

Raw METAR / TAF 
METAR KSFO 291856Z 30013KT 10SM FEW008 21/12 A3001 RMK AO2 SLP161 T02110117 $

TAF KSFO 291738Z 2918/3024 30010KT P6SM FEW006 FM292000 29016KT P6SM FEW006 FM300000 28016G25KT P6SM SKC FM300600 28014KT P6SM SKC FM301200 27010KT P6SM BKN013 FM301800 27012KT P6SM SCT015

flight Live Traffic

flight_takeoff 259 Departures
flight_land 195 Arrivals

Arrival

IAH KIAH VFR

George Bush Intercontinental Airport

Houston, US

Local time
14:52 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
97 ft
Coordinates
29.9844, -95.3414

cloud Weather

Wind
160° / 5 kt
Visibility
10 SM
Ceiling
FEW 4,800 ft
Temp / Dew
34°C / 22°C
Altimeter
30.03 inHg

Obs: 2026-08-29T18:53:00.000Z

Raw METAR / TAF 
METAR KIAH 291853Z 16005KT 10SM FEW048 34/22 A3003 RMK AO2 SLP169 T03440222 $

TAF KIAH 291730Z 2918/3024 VRB05KT P6SM SCT030 FM292000 15008KT P6SM VCSH SCT050 FM300000 16007KT P6SM FEW050 FM300400 VRB05KT P6SM FEW030 FM302000 15008KT P6SM SCT050

flight Live Traffic

flight_takeoff 190 Departures
flight_land 188 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AB28D7 SFO → IAH Jul 26, 00:00 UTCJul 26, 00:50 UTC50m - -
2026-07-24 AB0ED6 SFO → IAH Jul 24, 23:55 UTCJul 25, 00:40 UTC45m - -
2026-07-24 AC4ACE SFO → IAH Jul 24, 00:30 UTCJul 24, 01:20 UTC50m - -
2026-07-22 AC4717 SFO → IAH Jul 22, 23:45 UTCJul 23, 00:40 UTC55m - -
2026-07-22 AB3655 SFO → IAH Jul 22, 00:30 UTCJul 22, 01:20 UTC50m - -
2026-07-20 AB890A SFO → IAH Jul 20, 23:50 UTCJul 21, 00:45 UTC55m - -
2026-07-19 ABA30B SFO → IAH Jul 19, 23:50 UTCJul 20, 00:40 UTC50m - -
2026-07-19 A609D4 SFO → IAH Jul 19, 02:35 UTCJul 19, 03:25 UTC50m - -
2026-07-18 ABA30B SFO → IAH Jul 18, 00:00 UTCJul 18, 00:50 UTC50m - -
2026-07-16 AB5DD4 SFO → IAH Jul 16, 23:49 UTCJul 17, 00:30 UTC40m - -
2026-07-16 AB5DD4 SFO → IAH Jul 16, 23:53 UTCJul 17, 00:32 UTC39m +21m +6m
2026-07-15 AAEEC5 - Jul 15, 23:50 UTCJul 16, 00:40 UTC50m - -
2026-07-15 ABB440 - Jul 15, 00:00 UTCJul 15, 00:45 UTC45m - -
2026-07-15 ABB440 IAH → MSY Jul 15, 00:01 UTCJul 15, 00:46 UTC45m +29m -6m
2026-07-14 AB3655 - Jul 14, 01:15 UTCJul 14, 02:05 UTC50m - -
2026-07-14 AB3655 IAH → MSY Jul 14, 01:21 UTCJul 14, 01:59 UTC38m +109m on time
2026-07-13 AB741E - Jul 13, 01:40 UTCJul 13, 02:30 UTC50m - -
2026-07-11 A524E1 - Jul 11, 23:45 UTCJul 12, 00:35 UTC50m - -
2026-07-10 AB6CB0 - Jul 10, 23:55 UTCJul 11, 00:45 UTC50m - -
2026-07-09 ABBBAE IAH → MSY Jul 9, 23:50 UTCJul 10, 00:45 UTC55m - -
2026-07-09 ABBBAE IAH → MSY Jul 9, 23:53 UTCJul 10, 00:41 UTC48m +21m -3m
2026-07-09 AB1DB2 - Jul 9, 00:20 UTCJul 9, 01:05 UTC45m - -
2026-07-08 AAFDA1 - Jul 8, 00:10 UTCJul 8, 00:55 UTC45m - -
2026-07-07 AC121A - Jul 7, 00:40 UTCJul 7, 01:30 UTC50m - -
2026-07-06 AC4717 - Jul 6, 00:55 UTCJul 6, 01:45 UTC50m - -
2026-07-06 AC4717 IAH → MSY Jul 6, 00:36 UTCJul 6, 01:46 UTC1h 10m +64m -26m
2026-07-05 A35843 - Jul 5, 00:00 UTCJul 5, 00:45 UTC45m - -
2026-07-04 AC4E85 - Jul 4, 04:15 UTCJul 4, 05:00 UTC45m - -
2026-07-03 AC4ACE - Jul 3, 00:15 UTCJul 3, 01:00 UTC45m - -
2026-07-02 AC4ACE IAH → MSY Jul 2, 23:53 UTCJul 3, 00:59 UTC1h 6m +21m -7m

Performance history

Flights tracked
120 showing last 30
Avg arrival delay
-6m
On-time arrival
100% 100% on time
Aircraft used
20

Monthly activity 4 months

Month Flights tracked
July 2026 32
June 2026 34
May 2026 35
April 2026 19

UAL2140 frequently asked

Where does flight UAL2140 fly?
UAL2140 (United Airlines) flies from SFO to IAH. View the full route page.
How long is flight UAL2140?
Based on observed flights, UAL2140 takes on average 49m from takeoff to landing.
How often does UAL2140 fly?
UAL2140 has been observed flying several times a week in our tracking data. We've recorded 120 flights under this callsign.
Is flight UAL2140 usually on time?
Across recent flights, UAL2140 arrives 6 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL2140?
UAL2140 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL2140 live?
Yes. When UAL2140 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.