FlightRecord

Fresno (FAT) to Chicago (ORD): On-Time Performance

Data through May 2026

Fresno (FAT) to Chicago (ORD) is a thinner route than most in this dataset — 194 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 69% arrived on time, noticeably below the national average of 78%. Cancellations are the bigger caveat: 3.6% of scheduled flights never departed.

On-time
69%
arrived <15 min late
Avg delay
21 min
completed flights
Cancelled
3.6%
Flights/day
0.53
last 12 months
Duration
3h 59m
scheduled
Distance
1,730 mi

Monthly on-time trend

Monthly on-time percentage for FAT to ORD flights50%75%100%June 2024: 70% on-time (30 flights)70Jun 2024July 2024: 46% on-time (30 flights)46August 2024: 78% on-time (25 flights)78September 2024: 82% on-time (17 flights)82Sep 2024October 2024: 93% on-time (14 flights)93December 2024: 67% on-time (10 flights)67January 2025: 67% on-time (6 flights)67Jan 2025May 2025: 45% on-time (31 flights)45June 2025: 83% on-time (30 flights)83July 2025: 68% on-time (30 flights)68Jul 2025August 2025: 64% on-time (31 flights)64September 2025: 63% on-time (30 flights)63October 2025: 72% on-time (25 flights)72Oct 2025December 2025: 46% on-time (11 flights)46January 2026: 80% on-time (5 flights)80April 2026: 100% on-time (1 flights)100Apr 2026May 2026: 84% on-time (31 flights)84

Best time to fly from FAT to ORD

By day of week

DayOn-timeAvg delay
Monday65%24 min
Tuesdaybest82%10 min
Wednesday66%28 min
Thursday66%12 min
Friday66%34 min
Saturday70%26 min
Sunday70%13 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 operations52%
  • National airspace system18%
  • Weather2%

Frequently asked questions

How often are flights from FAT to ORD delayed?
31% of FAT–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 21 minutes.
How long is the flight from FAT to ORD?
The scheduled FAT–ORD flight time averages 3h 59m over 1,730 miles. Actual arrival times vary — flights on this route land 15+ minutes late 31% of the time.
How often are FAT to ORD flights cancelled?
3.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
What day of the week is most reliable for FAT to ORD?
Tuesday flights have the best record at 82% on-time. Day-of-week differences on this route are meaningful — Monday trails at 65%.

Based on 357 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.