Route
ORD → SUN
Chicago O'Hare International Airport Friedman Memorial Airport
1,341 miles
Return route SUN → ORD →
How punctual is this route?
- On-time arrivals
- 61.2%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 293
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 36%
- Extreme weather 25%
- Air traffic control & airport 19%
- Late-arriving aircraft 19%
- 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 | 50.0% | 6 |
| December 2025 | 28.0% | 28 |
| January 2026 | 65.5% | 62 |
| February 2026 | 61.8% | 56 |
| March 2026 | 59.3% | 62 |
| April 2026 | 54.5% | 11 |
| June 2026 | 58.3% | 12 |
| July 2026 | 80.0% | 31 |
| August 2026 | 72.7% | 25 |
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 | 293 | 61.2% | 2.0% | 78 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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