Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1691

Operated by United Airlines

Live map

Live map filtered to UAL1691. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
02:37 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
280° / 9 kt
Visibility
10 SM
Ceiling
OVC 1,200 ft
Temp / Dew
13°C / 10°C
Altimeter
30.10 inHg

Obs: 2026-05-30T08:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300856Z 28009KT 10SM OVC012 13/10 A3010 RMK AO2 SLP191 T01280100 58007

TAF KSFO 300900Z 3009/3112 27008KT P6SM OVC012 FM301800 28012KT P6SM SKC FM302300 27022KT P6SM SKC FM310600 28012KT P6SM SKC

flight Live Traffic

flight_takeoff 288 Departures
flight_land 224 Arrivals

Arrival

IAH KIAH VFR

George Bush Intercontinental Airport

Houston, US

Local time
04:37 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
97 ft
Coordinates
29.9844, -95.3414

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
24°C / 22°C
Altimeter
29.85 inHg

Obs: 2026-05-30T08:53:00.000Z

Raw METAR / TAF 
METAR KIAH 300853Z 00000KT 10SM CLR 24/22 A2985 RMK AO2 SLP107 T02390222 55009

TAF KIAH 300837Z 3009/3112 19005KT P6SM FEW045 BKN250 FM301100 VRB03KT P6SM SCT010 BKN028 FM301500 21006KT P6SM FEW015 SCT030 FM301800 17009KT P6SM SCT040 BKN250 FM310300 18006KT P6SM FEW030 BKN250 FM311000 00000KT P6SM BKN030

flight Live Traffic

flight_takeoff 151 Departures
flight_land 160 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 AAA244 SFO → IAH May 29, 19:20 UTCMay 29, 21:40 UTC2h 20m - -
2026-05-28 A49441 SFO → IAH May 28, 19:20 UTCMay 28, 21:30 UTC2h 10m - -
2026-05-27 A6C247 SFO → IAH May 27, 19:25 UTCMay 27, 21:50 UTC2h 25m - -
2026-05-26 A494EB SFO → IAH May 26, 19:20 UTCMay 26, 21:40 UTC2h 20m - -
2026-05-25 A6C247 SFO → IAH May 25, 19:20 UTCMay 25, 21:45 UTC2h 25m - -
2026-05-25 AA7E7B SFO → IAH May 25, 01:55 UTCMay 25, 02:40 UTC45m - -
2026-05-23 A1235B SFO → IAH May 23, 19:25 UTCMay 23, 21:40 UTC2h 15m - -
2026-05-22 A494E9 SFO → IAH May 22, 19:20 UTCMay 22, 21:50 UTC2h 30m - -
2026-05-21 AA2BC4 SFO → IAH May 21, 19:20 UTCMay 21, 21:45 UTC2h 25m - -
2026-05-20 A44213 SFO → IAH May 20, 14:15 UTCMay 20, 15:55 UTC1h 40m - -
2026-05-19 A44213 SFO → IAH May 19, 14:10 UTCMay 19, 15:50 UTC1h 40m - -
2026-05-19 A44213 SFO → IAH May 19, 14:17 UTCMay 19, 15:46 UTC1h 29m +17m +5m
2026-05-18 A127BB SFO → IAH May 18, 14:25 UTCMay 18, 16:05 UTC1h 40m - -
2026-05-18 A127BB SFO → IAH May 18, 14:17 UTCMay 18, 16:05 UTC1h 48m +17m -8m
2026-05-17 A43EEA SFO → IAH May 17, 14:35 UTCMay 17, 16:15 UTC1h 40m - -
2026-05-17 A43EEA SFO → IAH May 17, 14:32 UTCMay 17, 16:15 UTC1h 43m +32m -3m
2026-05-16 A4418C SFO → IAH May 16, 14:25 UTCMay 16, 16:00 UTC1h 35m - -
2026-05-15 A4418C SFO → IAH May 15, 14:10 UTCMay 15, 15:50 UTC1h 39m - -
2026-05-14 A5CF3C SFO → IAH May 14, 14:05 UTCMay 14, 15:50 UTC1h 45m - -
2026-05-14 A5CF3C SFO → IAH May 14, 14:17 UTCMay 14, 15:48 UTC1h 31m +17m -3m
2026-05-13 A5CF3C SFO → IAH May 13, 14:20 UTCMay 13, 16:00 UTC1h 40m - -
2026-05-13 A5CF3C SFO → IAH May 13, 14:17 UTCMay 13, 15:58 UTC1h 41m +17m -9m
2026-05-12 A5CC19 SFO → IAH May 12, 14:20 UTCMay 12, 16:00 UTC1h 40m - -
2026-05-11 A441F5 SFO → IAH May 11, 14:20 UTCMay 11, 15:55 UTC1h 35m - -
2026-05-10 A126C4 SFO → IAH May 10, 14:09 UTCMay 10, 15:55 UTC1h 45m - -
2026-05-09 A12796 SFO → IAH May 9, 14:10 UTCMay 9, 15:55 UTC1h 45m - -
2026-05-08 A441F5 SFO → IAH May 8, 14:10 UTCMay 8, 15:45 UTC1h 35m - -
2026-05-07 A5CC35 SFO → IAH May 7, 15:55 UTCMay 7, 17:30 UTC1h 35m - -
2026-05-06 A44168 SFO → IAH May 6, 14:15 UTCMay 6, 15:50 UTC1h 35m - -
2026-05-06 A44168 SFO → IAH May 6, 14:17 UTCMay 6, 15:50 UTC1h 33m +17m +2m

Performance history

Flights tracked
59 showing last 30
Avg arrival delay
-3m
On-time arrival
100% 100% on time
Aircraft used
19

Monthly activity 2 months

Month Flights tracked
May 2026 35
April 2026 24

UAL1691 frequently asked

Where does flight UAL1691 fly?
UAL1691 (United Airlines) flies from SFO to IAH. View the full route page.
How long is flight UAL1691?
Based on observed flights, UAL1691 takes on average 1h 48m from takeoff to landing.
How often does UAL1691 fly?
UAL1691 has been observed flying several times a week in our tracking data. We've recorded 59 flights under this callsign.
Is flight UAL1691 usually on time?
Across recent flights, UAL1691 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1691?
UAL1691 has been operated by 19 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1691 live?
Yes. When UAL1691 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.