Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1099

Operated by United Airlines

Live map

Live map filtered to UAL1099. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SJO MROC VFR

Juan Santamaría International Airport

San José (Alajuela), CR

Local time
12:37 CST
Timezone
America/Costa_Rica
Type
Large Airport
Elevation
3,021 ft
Coordinates
9.9939, -84.2088

cloud Weather

Wind
100° / 12 kt
Visibility
6 SM
Ceiling
FEW 3,500 ft, BKN 6,000 ft
Temp / Dew
25°C / 19°C
Altimeter
29.98 inHg

Obs: 2026-08-28T18:00:00.000Z

Raw METAR / TAF 
METAR MROC 281800Z 10012KT 060V130 9999 FEW035 BKN060 25/19 A2998 NOSIG

TAF MROC 281714Z 2818/2918 10017KT 9999 SCT030 TX30/2819Z TN23/2910Z TEMPO 2818/2822 10018G28KT TEMPO 2914/2918 10015G25KT

Arrival

IAH KIAH VFR

George Bush Intercontinental Airport

Houston, US

Local time
13:37 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
FEW 4,000 ft, FEW 25,000 ft
Temp / Dew
34°C / 22°C
Altimeter
30.04 inHg

Obs: 2026-08-28T17:53:00.000Z

Raw METAR / TAF 
METAR KIAH 281753Z 00000KT 10SM FEW040 FEW250 34/22 A3004 RMK AO2 SLP169 TCU DSNT SE T03440222 10344 20233 58005

TAF KIAH 281720Z 2818/2924 VRB05KT P6SM SCT030 SCT250 FM282000 13007KT P6SM VCSH SCT050 SCT250 PROB30 2821/2824 VRB15G25KT -TSRA BKN050CB FM290000 VRB05KT P6SM FEW030

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A44213 SJO → IAH Jul 26, 19:35 UTCJul 26, 22:45 UTC3h 10m - -
2026-07-25 A5CF19 SJO → IAH Jul 25, 19:40 UTCJul 25, 22:50 UTC3h 10m - -
2026-07-24 A44213 SJO → IAH Jul 24, 19:40 UTCJul 24, 22:55 UTC3h 15m - -
2026-07-23 A12796 SJO → IAH Jul 23, 19:45 UTCJul 23, 23:10 UTC3h 25m - -
2026-07-22 A5CBF3 SJO → IAH Jul 22, 21:20 UTCJul 22, 23:25 UTC2h 5m - -
2026-07-22 A5CBF3 SJO → IAH Jul 22, 20:00 UTCJul 22, 21:10 UTC1h 10m - -
2026-07-21 A75966 SJO → IAH Jul 21, 19:45 UTCJul 21, 22:55 UTC3h 10m - -
2026-07-20 A75966 SJO → IAH Jul 20, 19:35 UTCJul 20, 22:45 UTC3h 10m - -
2026-07-20 A75966 SJO → IAH Jul 20, 19:42 UTCJul 20, 22:36 UTC2h 54m +17m -3m
2026-07-19 A75966 - Jul 19, 20:10 UTCJul 19, 23:15 UTC3h 5m - -
2026-07-18 A123E2 - Jul 18, 20:00 UTCJul 18, 23:10 UTC3h 10m - -
2026-07-17 A2B154 - Jul 17, 19:55 UTCJul 17, 23:05 UTC3h 10m - -
2026-07-16 A12753 - Jul 16, 19:40 UTCJul 16, 23:15 UTC3h 35m - -
2026-07-15 A2B47F - Jul 15, 19:50 UTCJul 15, 23:10 UTC3h 20m - -
2026-07-15 A2B47F SJO → IAH Jul 15, 19:42 UTCJul 15, 22:56 UTC3h 14m +17m -7m
2026-07-14 A12733 - Jul 14, 19:40 UTCJul 14, 23:00 UTC3h 19m - -
2026-07-13 A5CC35 - Jul 13, 20:45 UTCJul 13, 23:25 UTC2h 40m - -
2026-07-13 A5CC35 - Jul 13, 19:50 UTCJul 13, 20:10 UTC20m - -
2026-07-12 A44166 - Jul 12, 19:45 UTCJul 12, 21:30 UTC1h 45m - -
2026-07-12 A44166 SJO → IAH Jul 12, 19:52 UTCJul 12, 22:51 UTC2h 59m +27m -20m
2026-07-11 A44213 - Jul 11, 22:40 UTCJul 11, 23:00 UTC20m - -
2026-07-11 A44213 - Jul 11, 19:50 UTCJul 11, 21:40 UTC1h 50m - -
2026-07-11 A44213 SJO → IAH Jul 11, 19:42 UTCJul 11, 22:58 UTC3h 16m +17m -5m
2026-07-10 A12731 - Jul 10, 19:45 UTCJul 10, 20:00 UTC15m - -
2026-07-10 A12731 SJO → IAH Jul 10, 19:42 UTCJul 10, 22:46 UTC3h 4m +17m -7m
2026-07-10 A12731 SJO → IAH Jul 10, 19:42 UTCJul 10, 22:56 UTC3h 14m +17m +3m
2026-07-09 A126E6 - Jul 9, 22:40 UTCJul 9, 23:05 UTC25m - -
2026-07-08 AA739E - Jul 8, 15:15 UTCJul 8, 23:15 UTC8h 0m - -
2026-07-06 A1277A SJO → IAH Jul 6, 19:42 UTCJul 6, 22:55 UTC3h 13m +17m +8m
2026-07-06 A1277A - Jul 6, 14:50 UTCJul 6, 23:00 UTC8h 10m - -

Performance history

Flights tracked
147 showing last 30
Avg arrival delay
-4m
On-time arrival
100% 100% on time
Aircraft used
16

Monthly activity 4 months

Month Flights tracked
July 2026 36
June 2026 43
May 2026 37
April 2026 31

UAL1099 frequently asked

Where does flight UAL1099 fly?
UAL1099 (United Airlines) flies from SJO to IAH. View the full route page.
How long is flight UAL1099?
Based on observed flights, UAL1099 takes on average 2h 56m from takeoff to landing.
How often does UAL1099 fly?
UAL1099 has been observed flying several times a week in our tracking data. We've recorded 147 flights under this callsign.
Is flight UAL1099 usually on time?
Across recent flights, UAL1099 arrives 4 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1099?
UAL1099 has been operated by 16 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1099 live?
Yes. When UAL1099 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.