Historical on-time performance
Norfolk to Chicago
Flights on ORF–ORD arrive on time 73% of the time over the last 12 months.
based on 1,540 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- SkyWest AirlinesOn-time89%Medianon timep9010 minCancel2.2%Flights45
- Envoy AirOn-time76%Medianon timep9045 minCancel1.6%Flights317
- Republic AirwaysOn-time73%Medianon timep9055 minCancel2.0%Flights342
- United AirlinesOn-time72%Medianon timep9045 minCancel1.5%Flights713
- PSA AirlinesOn-time68%Medianon timep9055 minCancel8.1%Flights123
Why flights run late
Delay causes
- Airline22%
- Weather7%
- Air traffic (NAS)47%
- Late aircraft24%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline3%
- Weather82%
- Air traffic (NAS)15%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 34 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 ORF → ORD
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 85% on time.
- Mornings85% on time · p90 20 min · 2,165 flights
- Afternoons74% on time · p90 45 min · 639 flights
- Middays74% on time · p90 50 min · 677 flights
- Evenings64% on time · p90 65 min · 602 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 80% on time.
- Tuesdays80% on time · p90 40 min · 573 flights
- Thursdays79% on time · p90 40 min · 595 flights
- Wednesdays79% on time · p90 35 min · 580 flights
- Saturdays78% on time · p90 45 min · 594 flights
- Sundays78% on time · p90 40 min · 590 flights
- Mondays78% on time · p90 40 min · 596 flights
- Fridays77% on time · p90 40 min · 601 flights
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