Historical on-time performance
Chicago to State College Pennsylvania
Flights on ORD–SCE arrive on time 68% of the time over the last 12 months.
based on 377 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time68%Medianon timep9075 minCancel1.6%Flights377
Why flights run late
Delay causes
- Airline51%
- Weather9%
- Air traffic (NAS)17%
- Late aircraft23%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather67%
- Air traffic (NAS)33%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 6 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → SCE
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 63% to 77% on time.
- Afternoons77% on time · p90 40 min · 484 flights
- Middays75% on time · p90 60 min · 256 flights
- Mornings75% on time · p90 45 min · 641 flights
- Evenings63% on time · p90 75 min · 439 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 74% on time.
- Wednesdays74% on time · p90 55 min · 238 flights
- Mondays74% on time · p90 50 min · 268 flights
- Saturdays73% on time · p90 50 min · 275 flights
- Thursdays73% on time · p90 35 min · 267 flights
- Tuesdays71% on time · p90 75 min · 244 flights
- Fridays71% on time · p90 45 min · 285 flights
- Sundays69% on time · p90 70 min · 287 flights
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