Best Time to Fly MSP to IAH: On-Time Stats by Hour & Airline
Minneapolis-St Paul International → George Bush Intercontinental/Houston
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.2% of Minneapolis (MSP) to Houston (IAH) flights arrived on time (1,900 scheduled flights). That is 3.6 points above the national average of 77.6%.
United Airlines was the most punctual of the 2 airlines on the route at 87.3%, while Delta Air Lines trailed at 78.4%.
September has been the best month (90% on time) and Saturday the weakest day of the week (77%).
0.9% of flights were cancelled, versus 1.8% nationally.
MSP to IAH 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 |
|---|---|---|---|---|
| United Airlines | 87.3% | 57 min | 1.0% | 604 |
| Delta Air Lines | 78.4% | 61 min | 0.9% | 1,273 |
| SkyWest Airlines | Limited data | 23 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MSP to IAH
On-time arrival % by scheduled departure hour (local time), 3,714 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 9 | |
| 6am–7am | 94.8% | 0.0% | 60 |
| 7am–8am | 84.7% | 1.6% | 918 |
| 8am–9am | 93.2% | 0.9% | 343 |
| 9am–10am | Limited data | 29 | |
| 10am–11am | 83.4% | 0.8% | 263 |
| 11am–12pm | 72.3% | 0.0% | 227 |
| 12pm–1pm | 85.9% | 0.4% | 280 |
| 1pm–2pm | 80.7% | 0.0% | 94 |
| 2pm–3pm | 77.8% | 0.4% | 559 |
| 3pm–4pm | 71.3% | 1.9% | 106 |
| 5pm–6pm | 68.0% | 1.0% | 98 |
| 6pm–7pm | 65.8% | 0.0% | 111 |
| 7pm–8pm | 82.8% | 3.0% | 66 |
| 8pm–9pm | 71.2% | 1.0% | 509 |
| 9pm–10pm | 92.7% | 0.0% | 42 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MSP to IAH
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) | 67.1% | -15.0 pts | 0.0% | 73 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.6% | -3.5 pts | 2.9% | 102 |
| Summer peak (Jun 15 - Aug 15) | 75.5% | -6.6 pts | 1.0% | 683 |
| All other days | 82.1% | — | 0.8% | 2,856 |
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).