FlightRecord

State College (SCE) to Chicago (ORD): On-Time Performance

Data through May 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 74% on-time against a national 78%. Morning departures also hold up better than evening ones (78% vs 66%), which matters most in the rough months.

On-time
74%
arrived <15 min late
Avg delay
26 min
completed flights
Cancelled
1.7%
Flights/day
1.3
last 12 months
Duration
2h 6m
scheduled
Distance
528 mi

Monthly on-time trend

Monthly on-time percentage for SCE to ORD flights50%75%100%June 2024: 72% on-time (83 flights)72Jun 2024July 2024: 79% on-time (34 flights)79August 2024: 77% on-time (34 flights)77September 2024: 87% on-time (30 flights)87Sep 2024October 2024: 81% on-time (59 flights)81November 2024: 71% on-time (41 flights)71December 2024: 56% on-time (18 flights)56Dec 2024January 2025: 39% on-time (13 flights)39February 2025: 57% on-time (10 flights)57March 2025: 75% on-time (75 flights)75Mar 2025April 2025: 77% on-time (30 flights)77May 2025: 86% on-time (50 flights)86June 2025: 96% on-time (22 flights)96Jun 2025July 2025: 77% on-time (31 flights)77August 2025: 72% on-time (36 flights)72September 2025: 72% on-time (53 flights)72Sep 2025October 2025: 76% on-time (50 flights)76November 2025: 72% on-time (61 flights)72December 2025: 57% on-time (29 flights)57Dec 2025January 2026: 68% on-time (32 flights)68February 2026: 93% on-time (27 flights)93March 2026: 61% on-time (29 flights)61Mar 2026April 2026: 63% on-time (61 flights)63May 2026: 72% on-time (59 flights)72

Best time to fly from SCE to ORD

Aim for departures around 11 a.m. (90% on-time); avoid 5 p.m. departures (66%).

On-time percentage by scheduled departure hour, SCE to ORD6 a.m.: 84% on-time (74 flights)67 a.m.: 85% on-time (35 flights)78 a.m.: 76% on-time (46 flights)810 a.m.: 72% on-time (280 flights)1011 a.m.: 90% on-time (93 flights)1112 p.m.: 78% on-time (32 flights)121 p.m.: 67% on-time (39 flights)132 p.m.: 80% on-time (51 flights)145 p.m.: 66% on-time (315 flights)17scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday78%23 min
Tuesday63%44 min
Wednesday69%27 min
Thursdaybest79%29 min
Friday69%25 min
Saturday78%21 min
Sunday77%19 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 operations38%
  • National airspace system15%
  • Weather12%

Frequently asked questions

How often are flights from SCE to ORD delayed?
26% of SCE–ORD flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 26 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 5 p.m. have the worst (66%). 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 26% of the time.
How often are SCE to ORD flights cancelled?
1.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above 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.

Based on 967 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.