UA1124 ORD → IAH

United Airlines · Chicago, IL to Houston, TX · 70 flights observed, 2025-07-01 to 2026-03-04 · 925 mi

This flight runs much more reliably at some times of day than others — 81% on-time departing 6–9pm vs. 44% departing 3–6pm.

UA1124 covers more than one route in the data window — the stats below are for ORD → IAH, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
55%
Median delay
+10 min
90th percentile
+122 min
Cancellation rate
0%

How often is UA1124 on time?

Across 70 flights on ORD → IAH from 2025-07-01 to 2026-03-04, UA1124 arrived within 15 minutes of schedule 55% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +122 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time3855%
16-30 min913%
31-60 min57%
61-120 min812%
2+ hrs913%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073047%+35 min
2025-081839%+68 min
2026-021776%-3 min
2026-034100%-4 min

Performance by day of week

DayFlightsOn-time
Mon1060%
Tue1050%
Wed1050%
Thu1060%
Fri967%
Sat1060%
Sun1040%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…