Flight OddsAS453 IAH → SEA
Alaska Airlines · Houston, TX to Seattle, WA · 344 flights observed, 2025-07-01 to 2026-06-30 · 1,874 mi
On-time arrival
87%
Median delay
-9 min
90th percentile
+20 min
Cancellation rate
1%
How often is AS453 on time?
Across 344 flights on IAH → SEA from 2025-07-01 to 2026-06-30, AS453 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +20 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 298 | 87% |
| 16-30 min | 26 | 8% |
| 31-60 min | 13 | 4% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 2 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 90% | -1 min |
| 2025-08 | 28 | 96% | -9 min |
| 2025-09 | 21 | 95% | -8 min |
| 2025-10 | 29 | 90% | -4 min |
| 2025-11 | 30 | 93% | -4 min |
| 2025-12 | 31 | 74% | +1 min |
| 2026-01 | 30 | 63% | +10 min |
| 2026-02 | 28 | 93% | -9 min |
| 2026-03 | 31 | 84% | -7 min |
| 2026-04 | 30 | 93% | -8 min |
| 2026-05 | 26 | 88% | -6 min |
| 2026-06 | 27 | 93% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 52 | 77% |
| Tue | 43 | 86% |
| Wed | 41 | 90% |
| Thu | 52 | 90% |
| Fri | 51 | 98% |
| Sat | 52 | 83% |
| Sun | 50 | 88% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…