Flight OddsIAH → ONT Frontier Airlines
Frontier Airlines · Houston, TX to Ontario, CA · 173 flights, 2025-07-04 to 2026-06-30 · aggregated across 1 flight number
On-time arrival
73%
Median delay
-6 min
90th percentile
+45 min
Cancellation rate
1%
How on-time is Frontier Airlines from IAH to ONT?
Across every Frontier Airlines flight number on IAH → ONT (173 flights, 2025-07-04 to 2026-06-30), 73% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +45 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 126 | 73% |
| 16-30 min | 19 | 11% |
| 31-60 min | 13 | 8% |
| 61-120 min | 11 | 6% |
| 2+ hrs | 3 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 8 | 50% | +23 min |
| 2025-08 | 8 | 38% | +22 min |
| 2025-09 | 13 | 77% | +7 min |
| 2025-10 | 17 | 71% | -1 min |
| 2025-11 | 17 | 76% | +4 min |
| 2025-12 | 13 | 62% | +0 min |
| 2026-01 | 10 | 80% | +7 min |
| 2026-02 | 8 | 100% | -28 min |
| 2026-03 | 9 | 78% | +9 min |
| 2026-04 | 9 | 78% | +5 min |
| 2026-05 | 30 | 87% | -2 min |
| 2026-06 | 30 | 67% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 61% |
| Tue | 10 | 90% |
| Wed | 11 | 73% |
| Thu | 22 | 82% |
| Fri | 50 | 70% |
| Sat | 8 | 88% |
| Sun | 27 | 81% |
F9 flight numbers on IAH → ONT
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…