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
21:30 CST
Timezone
America/Costa_Rica
Type
Large Airport
Elevation
3,021 ft
Coordinates
9.9939, -84.2088

cloud Weather

Wind
VRB / 2 kt
Visibility
6 SM
Ceiling
FEW 1,000 ft, SCT 13,000 ft
Temp / Dew
22°C / 19°C
Altimeter
30.05 inHg
Wx
VCFG

Obs: 2026-05-30T03:00:00.000Z

Raw METAR / TAF 
METAR MROC 300300Z VRB02KT 9999 3500SW VCFG FEW010 SCT130 22/19 A3005 TEMPO 26005KT 5000 BR BKN010

TAF MROC 292300Z 3000/3024 11008KT 9999 SCT030 TX30/3018Z TN20/3010Z TEMPO 3000/3006 27004KT 5000 DZ BR BKN015 BECMG 3015/3018 25008KT TEMPO 3019/3024 5000 TSRA SCT015CB

flight Live Traffic

flight_takeoff 16 Departures
flight_land 13 Arrivals

Arrival

IAH KIAH VFR

George Bush Intercontinental Airport

Houston, US

Local time
22:30 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
97 ft
Coordinates
29.9844, -95.3414

cloud Weather

Wind
180° / 6 kt
Visibility
10 SM
Ceiling
FEW 3,000 ft, SCT 25,000 ft
Temp / Dew
28°C / 22°C
Altimeter
29.87 inHg

Obs: 2026-05-30T02:53:00.000Z

Raw METAR / TAF 
METAR KIAH 300253Z 18006KT 10SM FEW030 SCT250 28/22 A2987 RMK AO2 SLP114 T02780222 53010

TAF KIAH 292320Z 3000/3106 VRB05KT P6SM SCT050 BKN250 FM301100 VRB03KT P6SM SCT010 FM301500 21006KT P6SM FEW025 FM301800 17009KT P6SM SCT040 BKN250 FM310300 18006KT P6SM FEW030 BKN250

flight Live Traffic

flight_takeoff 302 Departures
flight_land 372 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-28 A1240A SJO → IAH May 28, 15:10 UTCMay 28, 23:35 UTC8h 25m - -
2026-05-27 A1270A SJO → IAH May 27, 15:10 UTCMay 27, 23:20 UTC8h 10m - -
2026-05-26 A5CF1B SJO → IAH May 26, 15:09 UTCMay 26, 22:59 UTC7h 50m - -
2026-05-25 A1277B SJO → IAH May 25, 20:30 UTCMay 25, 22:55 UTC2h 25m - -
2026-05-24 A44168 SJO → IAH May 24, 20:55 UTCMay 24, 23:46 UTC2h 51m - -
2026-05-24 A5CBF3 SJO → IAH May 24, 00:20 UTCMay 24, 00:30 UTC10m - -
2026-05-23 A5CBF3 SJO → IAH May 23, 21:45 UTCMay 23, 22:20 UTC35m - -
2026-05-23 A5CBF3 SJO → IAH May 23, 20:47 UTCMay 24, 00:05 UTC3h 18m +82m +30m
2026-05-23 A5CBF3 SJO → IAH May 23, 20:47 UTCMay 24, 00:21 UTC3h 34m +82m +46m
2026-05-22 A12732 SJO → IAH May 22, 16:20 UTCMay 23, 00:45 UTC8h 25m - -
2026-05-21 A5CC13 SJO → IAH May 21, 20:30 UTCMay 21, 23:20 UTC2h 50m - -
2026-05-19 A123E2 SJO → IAH May 19, 14:55 UTCMay 19, 23:20 UTC8h 25m - -
2026-05-18 A5CC11 SJO → IAH May 18, 16:25 UTCMay 18, 23:00 UTC6h 34m - -
2026-05-17 A2B176 SJO → IAH May 17, 17:01 UTCMay 18, 00:35 UTC7h 35m - -
2026-05-16 A12735 SJO → IAH May 16, 14:51 UTCMay 16, 23:35 UTC8h 45m - -
2026-05-15 A5CC35 SJO → IAH May 15, 16:15 UTCMay 15, 23:45 UTC7h 30m - -
2026-05-14 A5CF82 SJO → IAH May 14, 19:57 UTCMay 14, 23:03 UTC3h 6m +32m +3m
2026-05-14 A5CF82 SJO → IAH May 14, 15:01 UTCMay 14, 23:05 UTC8h 5m - -
2026-05-13 A2B10B SJO → IAH May 13, 14:45 UTCMay 13, 22:50 UTC8h 5m - -
2026-05-12 A2B133 SJO → IAH May 12, 19:50 UTCMay 12, 22:45 UTC2h 55m - -
2026-05-10 A5CC19 SJO → IAH May 10, 19:42 UTCMay 10, 23:10 UTC3h 28m +17m +8m
2026-05-10 A5CC19 SJO → IAH May 10, 14:49 UTCMay 10, 23:09 UTC8h 20m - -
2026-05-09 A5CC19 SJO → IAH May 9, 19:42 UTCMay 9, 23:22 UTC3h 40m +17m -5m
2026-05-07 A2B156 SJO → IAH May 7, 20:45 UTCMay 7, 23:09 UTC2h 25m - -
2026-05-07 A2B156 SJO → IAH May 7, 19:50 UTCMay 7, 23:04 UTC3h 14m +25m -10m
2026-05-06 A126E6 SJO → IAH May 6, 20:35 UTCMay 6, 23:00 UTC2h 25m - -
2026-05-05 A12733 SJO → IAH May 5, 19:42 UTCMay 5, 22:51 UTC3h 9m +17m -14m
2026-05-04 A2B17A SJO → IAH May 4, 19:42 UTCMay 4, 22:54 UTC3h 12m +17m -8m
2026-05-03 A7598C SJO → IAH May 3, 20:35 UTCMay 3, 23:15 UTC2h 40m - -
2026-05-03 A7598C SJO → IAH May 3, 19:42 UTCMay 3, 23:08 UTC3h 26m +17m -2m

Performance history

Flights tracked
63 showing last 30
Avg arrival delay
+5m
On-time arrival
78% 78% on time
Aircraft used
22

Monthly activity 2 months

Month Flights tracked
May 2026 32
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 4h 51m 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 63 flights under this callsign.
Is flight UAL1099 usually on time?
Across recent flights, UAL1099 arrives with an average 5-minute delay. 78% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1099?
UAL1099 has been operated by 22 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.