Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1861

Operated by United Airlines

Live map

Live map filtered to UAL1861. Shown when the flight is currently airborne.

Route airports View route page →

Departure

ONT KONT VFR

Ontario International Airport

Ontario, US

Local time
03:03 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
944 ft
Coordinates
34.0560, -117.6010

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
14°C / 10°C
Altimeter
30.00 inHg

Obs: 2026-05-30T09:53:00.000Z

Raw METAR / TAF 
METAR KONT 300953Z 00000KT 10SM CLR 14/10 A3000 RMK AO2 SLP153 T01390100 $

TAF KONT 300520Z 3006/3112 25005KT P6SM FEW015 SCT050 TEMPO 3012/3016 BKN015 FM302100 25011G18KT P6SM FEW100 FM310400 VRB04KT P6SM SKC

flight Live Traffic

flight_takeoff 23 Departures
flight_land 32 Arrivals

Arrival

IAH KIAH VFR

George Bush Intercontinental Airport

Houston, US

Local time
05:03 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
97 ft
Coordinates
29.9844, -95.3414

cloud Weather

Wind
160° / 4 kt
Visibility
10 SM
Ceiling
FEW 25,000 ft
Temp / Dew
23°C / 22°C
Altimeter
29.86 inHg

Obs: 2026-05-30T09:53:00.000Z

Raw METAR / TAF 
METAR KIAH 300953Z 16004KT 10SM FEW250 23/22 A2986 RMK AO2 SLP109 T02280222

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 160 Departures
flight_land 158 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A224FA ONT → IAH May 29, 14:55 UTCMay 29, 16:30 UTC1h 35m - -
2026-05-28 A3B268 ONT → IAH May 28, 14:50 UTCMay 28, 16:35 UTC1h 45m - -
2026-05-27 A070D7 ONT → IAH May 27, 15:25 UTCMay 27, 17:10 UTC1h 45m - -
2026-05-26 A13650 ONT → IAH May 26, 15:29 UTCMay 26, 17:15 UTC1h 45m - -
2026-05-25 A097CC ONT → IAH May 25, 14:50 UTCMay 25, 16:35 UTC1h 45m - -
2026-05-24 A24C77 ONT → IAH May 24, 14:55 UTCMay 24, 16:55 UTC2h 0m - -
2026-05-23 A2C35B ONT → IAH May 23, 15:05 UTCMay 23, 16:50 UTC1h 45m - -
2026-05-22 A097CC ONT → IAH May 22, 14:50 UTCMay 22, 16:30 UTC1h 40m - -
2026-05-21 A070D7 ONT → IAH May 21, 15:00 UTCMay 21, 15:45 UTC45m - -
2026-05-21 A070D7 ONT → IAH May 21, 14:52 UTCMay 21, 17:01 UTC2h 9m +20m -6m
2026-05-20 A24CE0 ONT → IAH May 20, 14:50 UTCMay 20, 16:45 UTC1h 55m - -
2026-05-19 A2C35A ONT → IAH May 19, 14:50 UTCMay 19, 16:45 UTC1h 55m - -
2026-05-18 A28947 ONT → IAH May 18, 14:50 UTCMay 18, 19:25 UTC4h 34m - -
2026-05-17 A6F482 ONT → IAH May 17, 14:55 UTCMay 17, 16:45 UTC1h 50m - -
2026-05-16 A097E9 ONT → IAH May 16, 14:51 UTCMay 16, 16:35 UTC1h 45m - -
2026-05-15 A12378 ONT → IAH May 15, 14:55 UTCMay 15, 16:00 UTC1h 5m - -
2026-05-15 A12378 ONT → IAH May 15, 14:52 UTCMay 15, 16:31 UTC1h 39m +20m -8m
2026-05-14 A6F482 ONT → IAH May 14, 14:45 UTCMay 14, 16:30 UTC1h 45m - -
2026-05-14 A6F482 ONT → IAH May 14, 14:52 UTCMay 14, 16:23 UTC1h 31m +20m -5m
2026-05-13 A6F482 ONT → IAH May 13, 14:40 UTCMay 13, 16:20 UTC1h 40m - -
2026-05-12 A10E29 ONT → IAH May 12, 14:50 UTCMay 12, 16:40 UTC1h 50m - -
2026-05-11 A0E6C4 ONT → IAH May 11, 15:00 UTCMay 11, 16:45 UTC1h 45m - -
2026-05-11 A0E6C4 ONT → IAH May 11, 15:00 UTCMay 11, 16:42 UTC1h 42m +28m -11m
2026-05-10 A10E23 ONT → IAH May 10, 14:49 UTCMay 10, 18:45 UTC3h 55m - -
2026-05-10 A10E23 ONT → IAH May 10, 14:52 UTCMay 10, 16:37 UTC1h 45m +20m -14m
2026-05-09 A2C338 ONT → IAH May 9, 15:45 UTCMay 9, 17:45 UTC2h 0m - -
2026-05-08 A10E46 ONT → IAH May 8, 15:15 UTCMay 8, 17:05 UTC1h 50m - -
2026-05-07 A3B268 ONT → IAH May 7, 16:10 UTCMay 7, 18:00 UTC1h 50m - -
2026-05-06 A24C73 ONT → IAH May 6, 14:45 UTCMay 6, 16:30 UTC1h 45m - -
2026-05-05 A2C35B ONT → IAH May 5, 14:50 UTCMay 5, 16:35 UTC1h 45m - -

Performance history

Flights tracked
64 showing last 30
Avg arrival delay
-9m
On-time arrival
100% 100% on time
Aircraft used
19

Monthly activity 2 months

Month Flights tracked
May 2026 36
April 2026 28

UAL1861 frequently asked

Where does flight UAL1861 fly?
UAL1861 (United Airlines) flies from ONT to IAH. View the full route page.
How long is flight UAL1861?
Based on observed flights, UAL1861 takes on average 1h 53m from takeoff to landing.
How often does UAL1861 fly?
UAL1861 has been observed flying daily in our tracking data. We've recorded 64 flights under this callsign.
Is flight UAL1861 usually on time?
Across recent flights, UAL1861 arrives 9 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1861?
UAL1861 has been operated by 19 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1861 live?
Yes. When UAL1861 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.