Best Time to Fly IAH to SHV: On-Time Stats by Hour & Airline
George Bush Intercontinental/Houston → Shreveport Regional
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 74.8% of Houston (IAH) to Shreveport (SHV) flights arrived on time (1,202 scheduled flights). That is 2.9 points below the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (85% on time) and Sunday the weakest day of the week (67%).
1.1% of flights were cancelled, versus 1.8% nationally.
IAH to SHV on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 74.8% | 86 min | 1.1% | 1,202 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly IAH to SHV
On-time arrival % by scheduled departure hour (local time), 1,829 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | Limited data | 31 | |
| 10am–11am | 76.0% | 0.0% | 175 |
| 12pm–1pm | 73.1% | 5.6% | 71 |
| 2pm–3pm | 73.1% | 1.1% | 271 |
| 4pm–5pm | 72.9% | 3.1% | 359 |
| 6pm–7pm | 70.0% | 1.3% | 392 |
| 7pm–8pm | 67.1% | 1.2% | 83 |
| 8pm–9pm | 79.0% | 2.8% | 318 |
| 9pm–10pm | 76.6% | 0.0% | 128 |
| 11pm–12am | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on IAH to SHV
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 60.5% | -14.7 pts | 0.0% | 43 |
| Summer peak (Jun 15 - Aug 15) | 70.8% | -4.4 pts | 1.7% | 530 |
| All other days | 75.2% | — | 2.1% | 1,230 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).