Best Time to Fly MBS to ORD: On-Time Stats by Hour & Airline
MBS International → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
1,006 flights were scheduled from Saginaw/Bay City/Midland (MBS) to Chicago (ORD) in the last 12 months, and 67.5% of those that flew arrived on time, 10.1 points below the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (78% on time) and January the worst month (57%).
The cancellation rate was 3.2% (US average 1.8%).
MBS to ORD 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 | 67.5% | 107 min | 3.2% | 1,006 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MBS to ORD
On-time arrival % by scheduled departure hour (local time), 2,089 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 32 | |
| 6am–7am | 86.1% | 2.6% | 38 |
| 7am–8am | 77.4% | 1.2% | 563 |
| 9am–10am | 69.6% | 1.9% | 104 |
| 10am–11am | Limited data | 1 | |
| 11am–12pm | Limited data | 19 | |
| 12pm–1pm | 83.9% | 1.1% | 88 |
| 1pm–2pm | 71.2% | 2.4% | 82 |
| 2pm–3pm | 70.6% | 1.5% | 537 |
| 4pm–5pm | 64.0% | 2.3% | 477 |
| 5pm–6pm | 40.8% | 0.0% | 49 |
| 6pm–7pm | 45.8% | 2.0% | 49 |
| 7pm–8pm | Limited data | 19 | |
| 8pm–9pm | Limited data | 30 | |
| 9pm–10pm | 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 MBS to ORD
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) | 64.7% | -6.6 pts | 10.5% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 56.7% | -14.6 pts | 1.4% | 69 |
| Summer peak (Jun 15 - Aug 15) | 69.3% | -2.0 pts | 1.9% | 324 |
| All other days | 71.3% | — | 1.9% | 1,658 |
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).