Flight OddsUA6231 RIC → IAH
United Airlines · Richmond, VA to Houston, TX · 311 flights observed, 2025-07-01 to 2026-06-30 · 1,157 mi
UA6231 covers more than one route in the data window — the stats below are for RIC → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-6 min
90th percentile
+71 min
Cancellation rate
0%
How often is UA6231 on time?
Across 311 flights on RIC → IAH from 2025-07-01 to 2026-06-30, UA6231 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +71 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 243 | 78% |
| 16-30 min | 13 | 4% |
| 31-60 min | 22 | 7% |
| 61-120 min | 14 | 5% |
| 2+ hrs | 18 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 57% | +30 min |
| 2025-08 | 29 | 59% | +31 min |
| 2025-09 | 20 | 90% | -3 min |
| 2025-10 | 6 | 83% | -3 min |
| 2025-11 | 29 | 72% | +22 min |
| 2025-12 | 29 | 90% | -10 min |
| 2026-01 | 20 | 85% | +15 min |
| 2026-02 | 25 | 92% | -15 min |
| 2026-03 | 31 | 74% | +10 min |
| 2026-04 | 30 | 87% | +5 min |
| 2026-05 | 31 | 87% | +9 min |
| 2026-06 | 30 | 77% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 71% |
| Tue | 43 | 93% |
| Wed | 42 | 88% |
| Thu | 45 | 82% |
| Fri | 46 | 72% |
| Sat | 40 | 65% |
| Sun | 46 | 78% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…