Best Time to Fly LAF to ORD: On-Time Stats by Hour & Airline
Purdue University → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
566 flights were scheduled from Lafayette (LAF) to Chicago (ORD) in the last 12 months, and 75.1% of those that flew arrived on time, 2.5 points below the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
October has been the best month (86% on time) and Sunday the weakest day of the week (70%).
3.0% of flights were cancelled, versus 1.8% nationally.
LAF 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 | 75.1% | 140 min | 3.0% | 566 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAF to ORD
On-time arrival % by scheduled departure hour (local time), 566 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 79.8% | 1.7% | 344 |
| 9am–10am | Limited data | 2 | |
| 10am–11am | Limited data | 13 | |
| 11am–12pm | Limited data | 1 | |
| 2pm–3pm | 68.2% | 4.8% | 206 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LAF 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) | Limited data | 10 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 27 | ||
| Summer peak (Jun 15 - Aug 15) | 82.1% | +7.1 pts | 3.5% | 87 |
| All other days | 75.0% | — | 2.7% | 442 |
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).