Apparatus

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flight_takeoff Flight

UAL668

Operated by United Airlines

Live map

Live map filtered to UAL668. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SJU TJSJ VFR

Luis Munoz Marin International Airport

San Juan, PR

Local time
21:24 AST
Timezone
America/Puerto_Rico
Type
Large Airport
Elevation
9 ft
Coordinates
18.4394, -66.0018

cloud Weather

Wind
80° / 4 kt
Visibility
10 SM
Ceiling
FEW 2,100 ft, SCT 2,700 ft, BKN 4,600 ft
Temp / Dew
28°C / 25°C
Altimeter
29.95 inHg

Obs: 2026-10-13T00:56:00.000Z

Raw METAR / TAF 
METAR TJSJ 130056Z 08004KT 10SM FEW021 SCT027 BKN046 28/25 A2995 RMK AO2 RAB31E42 SLP141 P0000 T02830250 $

TAF TJSJ 122340Z 1300/1324 11006KT P6SM VCSH FEW030 SCT060 FM131400 09010KT P6SM SCT030 FM131600 07014KT P6SM VCTS SCT025CB SCT040 FM132200 11006KT P6SM VCSH FEW030 SCT060

flight Live Traffic

flight_takeoff 39 Departures
flight_land 31 Arrivals

Arrival

IAH KIAH VFR

George Bush Intercontinental Airport

Houston, US

Local time
20:24 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
97 ft
Coordinates
29.9844, -95.3414

cloud Weather

Wind
140° / 7 kt
Visibility
10 SM
Ceiling
FEW 2,000 ft, FEW 3,000 ft, SCT 6,500 ft, BKN 20,000 ft
Temp / Dew
27°C / 25°C
Altimeter
29.96 inHg

Obs: 2026-10-13T00:53:00.000Z

Raw METAR / TAF 
METAR KIAH 130053Z 14007KT 10SM FEW020 FEW030 SCT065 BKN200 27/25 A2996 RMK AO2 RAE05 SLP146 P0000 T02670250

TAF KIAH 122320Z 1300/1406 14012KT P6SM SCT025 BKN045 FM130300 14006KT P6SM BKN025 FM131000 15005KT P6SM BKN035 FM131600 15010KT P6SM SCT030 BKN040 PROB30 1318/1323 -SHRA

flight Live Traffic

flight_takeoff 237 Departures
flight_land 175 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A5D2D4 SJU → IAH Jul 26, 20:50 UTCJul 26, 23:00 UTC2h 10m - -
2026-07-26 A5D2D4 SJU → IAH Jul 26, 19:10 UTCJul 26, 19:25 UTC15m - -
2026-07-25 A12AC9 SJU → IAH Jul 25, 21:40 UTCJul 25, 23:40 UTC2h 0m - -
2026-07-25 A12AC9 SJU → IAH Jul 25, 19:40 UTCJul 25, 19:55 UTC15m - -
2026-07-24 A445AB SJU → IAH Jul 24, 20:55 UTCJul 24, 23:10 UTC2h 15m - -
2026-07-24 A445AB SJU → IAH Jul 24, 19:10 UTCJul 24, 19:25 UTC15m - -
2026-07-24 A445AB SJU → IAH Jul 24, 19:09 UTCJul 24, 23:05 UTC3h 56m +14m -2m
2026-07-23 A449A1 SJU → IAH Jul 23, 21:05 UTCJul 23, 23:45 UTC2h 40m - -
2026-07-23 A449A1 SJU → IAH Jul 23, 19:25 UTCJul 23, 19:40 UTC15m - -
2026-07-22 A12AE3 SJU → IAH Jul 22, 21:25 UTCJul 22, 23:55 UTC2h 30m - -
2026-07-22 A12AE3 SJU → IAH Jul 22, 19:45 UTCJul 22, 19:55 UTC10m - -
2026-07-22 A12AE3 SJU → IAH Jul 22, 19:37 UTCJul 22, 23:51 UTC4h 14m +42m +2m
2026-07-21 A12A9E SJU → IAH Jul 21, 21:00 UTCJul 21, 23:20 UTC2h 20m - -
2026-07-21 A12A9E SJU → IAH Jul 21, 19:20 UTCJul 21, 19:35 UTC15m - -
2026-07-21 A12A9E SJU → IAH Jul 21, 19:19 UTCJul 21, 23:18 UTC3h 59m +24m -6m
2026-07-20 AD953C SJU → IAH Jul 20, 19:25 UTCJul 20, 23:40 UTC4h 15m - -
2026-07-19 A5D623 SJU → IAH Jul 19, 20:40 UTCJul 20, 00:45 UTC4h 5m - -
2026-07-19 A5D623 SJU → IAH Jul 19, 20:37 UTCJul 20, 00:43 UTC4h 6m +102m +5m
2026-07-18 A8F0BD - Jul 18, 19:35 UTCJul 18, 23:40 UTC4h 5m - -
2026-07-18 A8F0BD SJU → IAH Jul 18, 19:36 UTCJul 18, 23:37 UTC4h 1m +41m -7m
2026-07-17 A5D31D - Jul 17, 19:45 UTCJul 18, 00:00 UTC4h 15m - -
2026-07-16 A2B7F5 SJU → IAH Jul 16, 19:09 UTCJul 16, 23:06 UTC3h 57m +14m +7m
2026-07-16 A2B7F5 - Jul 16, 13:54 UTCJul 16, 23:10 UTC9h 15m - -
2026-07-15 AA7AA0 - Jul 15, 21:00 UTCJul 15, 23:25 UTC2h 25m - -
2026-07-15 AA7AA0 - Jul 15, 19:15 UTCJul 15, 19:25 UTC10m - -
2026-07-14 A12B2D - Jul 14, 14:00 UTCJul 14, 23:30 UTC9h 29m - -
2026-07-13 A448F6 - Jul 13, 19:50 UTCJul 13, 23:30 UTC3h 40m - -
2026-07-12 A2BC12 - Jul 12, 19:15 UTCJul 12, 23:40 UTC4h 25m - -
2026-07-11 AA7F48 - Jul 11, 19:25 UTCJul 11, 23:40 UTC4h 15m - -
2026-07-10 A44917 - Jul 10, 21:15 UTCJul 10, 23:25 UTC2h 10m - -

Performance history

Flights tracked
216 showing last 30
Avg arrival delay
on time
On-time arrival
100% 100% on time
Aircraft used
17

Monthly activity 4 months

Month Flights tracked
July 2026 47
June 2026 63
May 2026 62
April 2026 44

UAL668 frequently asked

Where does flight UAL668 fly?
UAL668 (United Airlines) flies from SJU to IAH. View the full route page.
How long is flight UAL668?
Based on observed flights, UAL668 takes on average 3h 4m from takeoff to landing.
How often does UAL668 fly?
UAL668 has been observed flying several times a week in our tracking data. We've recorded 216 flights under this callsign.
Is flight UAL668 usually on time?
Across recent flights, UAL668 arrives 0 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL668?
UAL668 has been operated by 17 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL668 live?
Yes. When UAL668 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.