Route
ROA → ORD
Roanoke–Blacksburg Regional Airport Chicago O'Hare International Airport
530 miles
Return route ORD → ROA →
How punctual is this route?
- On-time arrivals
- 75.1%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 105 min
- Flights arriving 15+ minutes late
- Flights tracked
- 899
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 42%
- Late-arriving aircraft 29%
- Air traffic control & airport 20%
- Extreme weather 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 78.4% | 117 |
| October 2025 | 77.0% | 113 |
| November 2025 | 73.2% | 59 |
| December 2025 | 62.7% | 70 |
| January 2026 | 81.0% | 45 |
| February 2026 | 69.8% | 43 |
| March 2026 | 71.7% | 58 |
| April 2026 | 79.5% | 39 |
| May 2026 | 88.3% | 61 |
| June 2026 | 73.9% | 90 |
| July 2026 | 77.0% | 93 |
| August 2026 | 70.0% | 111 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 571 | 74.0% | 3.2% | 112 min |
| Republic Airways | 301 | 79.6% | 2.3% | 90 min |
| Envoy Air | 27 | 48.1% | 0.0% | 91 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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