Historical on-time performance
Chicago to Roanoke VA
Flights on ORD–ROA arrive on time 67% of the time over the last 12 months.
based on 619 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-time67%Medianon timep9060 minCancel1.2%Flights405
- Republic AirwaysOn-time67%Medianon timep9070 minCancel5.1%Flights214
Why flights run late
Delay causes
- Airline26%
- Weather5%
- Air traffic (NAS)18%
- Late aircraft52%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather63%
- Air traffic (NAS)38%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 16 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 → ROA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 83% on time.
- Middays83% on time · p90 25 min · 327 flights
- Evenings75% on time · p90 45 min · 821 flights
- Afternoons75% on time · p90 50 min · 493 flights
- Mornings67% on time · p90 60 min · 284 flights
- Overnights64% on time · p90 85 min · 227 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 81% on time.
- Wednesdays81% on time · p90 35 min · 294 flights
- Saturdays77% on time · p90 55 min · 283 flights
- Tuesdays75% on time · p90 40 min · 299 flights
- Mondays73% on time · p90 55 min · 315 flights
- Sundays72% on time · p90 40 min · 319 flights
- Thursdays71% on time · p90 55 min · 319 flights
- Fridays70% on time · p90 50 min · 323 flights
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