Roanoke (ROA) to Chicago (ORD): On-Time Performance
Data through May 2026
Roanoke (ROA) to Chicago (ORD) effectively runs on two schedules. In May 2026, 88% of arrivals were on time; in June 2025 that fell to 44% — a 45-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 (80% vs 60%), which matters most in the rough months.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 26 min
- completed flights
- Cancelled
- 2.1%
- Flights/day
- 2.1
- last 12 months
- Duration
- 2h 10m
- scheduled
- Distance
- 530 mi
Best airline from ROA to ORD
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 78% | 15 min | 2.3% | 260 |
| SkyWest Airlines | 73% | 28 min | 2.0% | 1,147 |
Monthly on-time trend
Best time to fly from ROA to ORD
Aim for departures around 7 a.m. (82% on-time); avoid 5 p.m. departures (60%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Mondaybest | 80% | 20 min |
| Tuesday | 67% | 32 min |
| Wednesday | 76% | 22 min |
| Thursday | 73% | 28 min |
| Friday | 68% | 26 min |
| Saturday | 73% | 31 min |
| Sunday | 77% | 24 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft28%
- Airline operations49%
- National airspace system16%
- Weather7%
Frequently asked questions
- How often are flights from ROA to ORD delayed?
- 27% of ROA–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.
- Which airline is most reliable from ROA to ORD?
- Republic Airways has the best on-time record on this route at 78%, based on 260 flights. 2 airlines flew ROA–ORD frequently enough to compare in this period.
- What is the best time of day to fly from ROA to ORD?
- Departures around 7 a.m. have the best record (82% on-time), while departures around 5 p.m. have the worst (60%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ROA to ORD?
- The scheduled ROA–ORD flight time averages 2h 10m over 530 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are ROA to ORD flights cancelled?
- 2.1% 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 ROA to ORD?
- June 2025 was the roughest month in this dataset, with only 44% of arrivals on time. The best was May 2026 at 88%. If your dates are flexible, that 45-point gap is worth planning around.
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Based on 1,407 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.