Route Reliability
SCE → Chicago
SCE–ORD · 528 miles · SCE Airport to Chicago O'Hare International Airport
- 73%
- Arrive within 15 minutes
- 19 min
- Average arrival delay
- 3.3%
- Cancelled
- 1,505
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 73% of the time across 1,505 flights. No comparison to make.
What the data says
Morning-you made the right choice.
SCE–ORD flights departing between 6–9 AM arrived on time 81% of the time, versus 59% between 3–6 PM.
Skip Thursday if you can.
SCE–ORD flights arrived on time 78% of the time on Mondays. On Thursdays: 70%.
Keep a backup plan handy.
This route was cancelled 3.3% of the time. Typical for U.S. flights is around 1–2%.
Slipping a little lately.
SCE–ORD flights arrived on time 69% of the time over the last three months in the data, compared with 73% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon78%(215 flights)
- Tue71%(191 flights)
- Wed73%(195 flights)
- Thu70%(214 flights)
- Fri73%(213 flights)
- Sat74%(197 flights)
- Sun74%(219 flights)
- 6–9 AM81%(413 flights)
- 9 AM–12 PM78%(331 flights)
- 12–3 PM74%(324 flights)
- 3–6 PM59%(337 flights)
- 6–9 PM62%(39 flights)
Jun 76% → May 70% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 76% | 109 |
| July 2025 | 72% | 109 |
| August 2025 | 76% | 113 |
| September 2025 | 82% | 108 |
| October 2025 | 80% | 117 |
| November 2025 | 71% | 137 |
| December 2025 | 62% | 99 |
| January 2026 | 70% | 103 |
| February 2026 | 87% | 107 |
| March 2026 | 71% | 117 |
| April 2026 | 67% | 164 |
| May 2026 | 70% | 161 |
Keep nerding
Based on 1,505 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.