State College (SCE) to Chicago (ORD): On-Time Performance
Data through July 2026
State College (SCE) to Chicago (ORD) effectively runs on two schedules. In June 2025, 96% of arrivals were on time; in December 2025 that fell to 57% — a 38-point seasonal swing. Across the full period the route averages 75% on-time against a national 78%. Morning departures also hold up better than evening ones (80% vs 67%), which matters most in the rough months.
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 25 min
- completed flights
- Cancelled
- 1.6%
- Flights/day
- 1.5
- last 12 months
- Duration
- 2h 6m
- scheduled
- Distance
- 528 mi
Monthly on-time trend
Best time to fly from SCE to ORD
Aim for departures around 11 a.m. (90% on-time); avoid 1 p.m. departures (67%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 26 min |
| Tuesday | 67% | 39 min |
| Wednesday | 72% | 24 min |
| Thursdaybest | 82% | 28 min |
| Friday | 71% | 24 min |
| Saturday | 80% | 20 min |
| Sunday | 76% | 18 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft35%
- Airline operations39%
- National airspace system16%
- Weather11%
Frequently asked questions
- How often are flights from SCE to ORD delayed?
- 25% of SCE–ORD flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 25 minutes.
- What is the best time of day to fly from SCE to ORD?
- Departures around 11 a.m. have the best record (90% on-time), while departures around 1 p.m. have the worst (67%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SCE to ORD?
- The scheduled SCE–ORD flight time averages 2h 6m over 528 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
- How often are SCE to ORD flights cancelled?
- 1.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from SCE to ORD?
- December 2025 was the roughest month in this dataset, with only 57% of arrivals on time. The best was June 2025 at 96%. If your dates are flexible, that 38-point gap is worth planning around.
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Based on 997 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.