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Route · ORD → FAT · 2020–2025 BTS data

Chicago to Fresno

The ORD–FAT corridor (Chicago, IL → Fresno, CA) runs behind the national average, served by 3 carriers across roughly 1,730 miles.

Data updated 2026-06-13

67.7%
On-time
-11.3 pts
vs US avg
79 min
Delay when late
668
Flights

Cancelled

3.1%

Best Month

Sep 2021 86%

Worst Month

Aug 2021 68%

Distance

1,730 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Sep 2025 30 13 0 0 UA
Aug 2025 31 16 2 0 UA
Jul 2025 30 18 0 0 UA
Jun 2025 30 12 0 0 UA
May 2025 31 17 0 0 UA
Jul 2024 30 15 4 0 UA
Jun 2024 30 20 0 0 UA
May 2024 31 17 1 0 UA
Aug 2023 31 8 0 0 UA
Aug 2022 31 7 0 0 OO,UA
Jul 2022 31 6 0 0 UA
Oct 2021 35 10 0 0 OO,AA
Sep 2021 57 8 0 0 OO,AA
Aug 2021 59 19 3 5 OO,AA
Jul 2021 61 9 0 1 OO,AA
Jun 2021 58 14 0 0 OO,AA
Mar 2020 31 2 9 0 UA
Jan 2020 31 5 2 0 UA

Cancellation Rate

3.1%

21 of 668 flights

Diversion Rate

0.9%

6 of 668 flights

What the Data Says About ORD to FAT

On-time performance on the ORD to FAT pairing (Chicago to Fresno) trails a chunk of the network: 67.7% of 668 tracked flights arrived on schedule, with a 79.2-minute average delay on the ones that ran late. The route spans about 1,730 miles across 3 carriers. Cancellations over the trailing 24 months hit 3.1% (21 of 668 flights), with 0.9% diverted.

The monthly split is wide on this route: Sep 2021 posted the strongest performance at 86% on-time, while Aug 2021 came in at just 68% - a 18-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ORD to FAT?
Flights from Chicago to Fresno have a 67.7% on-time rate based on 668 flights. The average delay is 79.2 minutes. The best recent month was Sep 2021 with 86% on-time.
What is the cancellation rate for ORD to FAT?
Over the last 24 months, 3.1% of flights on this route were cancelled (21 of 668 flights) and 0.9% were diverted.
How far is the flight from ORD to FAT?
The flight distance from Chicago (ORD) to Fresno (FAT) is approximately 1,730 miles. This route is served by 3 carriers.
When is the best time to fly from ORD to FAT?
The best recent month for on-time performance was Sep 2021 (86% on-time). The worst was Aug 2021 (68% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.