PlainFlights

Route · ORD → RST · 2020–2025 BTS data

Chicago to Rochester

The ORD–RST corridor (Chicago, IL → Rochester, MN) runs ahead of the national average, served by 8 carriers across roughly 268 miles.

Data updated 2026-06-13

81.2%
On-time
+2.2 pts
vs US avg
75 min
Delay when late
4,394
Flights

Cancelled

2.4%

Best Month

Feb 2023 92%

Worst Month

Dec 2025 49%

Distance

268 mi

Carriers

8

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 46 8 0 MQ,OO
Nov 2025 89 19 7 0 OO,MQ
Oct 2025 87 39 0 0 OO,MQ
Sep 2025 72 18 1 1 MQ,OO
Aug 2025 83 30 2 0 OO,MQ
Jul 2025 89 41 2 0 OO
Jun 2025 94 40 2 0 OO
May 2025 122 24 1 0 OO
Apr 2025 104 26 0 1 OO
Oct 2024 51 8 0 0 MQ
Sep 2024 58 8 0 0 MQ
Aug 2024 31 12 0 0 MQ
Jul 2024 40 24 1 0 MQ
May 2024 57 23 3 0 MQ,OO
Apr 2024 38 10 0 0 MQ
Mar 2024 67 11 0 0 MQ
Oct 2023 48 13 0 3 YX
May 2023 66 15 0 0 MQ,YX
Apr 2023 85 12 2 0 YX,MQ
Mar 2023 93 14 1 0 MQ
Feb 2023 74 6 2 0 MQ,YX
Jan 2023 70 26 4 0 MQ
Dec 2022 61 17 3 1 OO,MQ
Nov 2022 59 9 2 0 OO,MQ

Cancellation Rate

2.4%

41 of 1,728 flights

Diversion Rate

0.3%

6 of 1,728 flights

What the Data Says About ORD to RST

4,394 tracked flights put the ORD to RST pairing (Chicago to Rochester) at a 81.2% on-time rate, squarely in line with the wider network. Delays that do occur run 75.1 minutes on average. Across the 268-mile route and its 8 carriers, the trailing 24 months show 2.4% cancelled and 0.3% diverted (1,728 flights sampled).

The monthly split is wide on this route: Feb 2023 posted the strongest performance at 92% on-time, while Dec 2025 came in at just 49% - a 43-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ORD to RST?
Flights from Chicago to Rochester have a 81.2% on-time rate based on 4,394 flights. The average delay is 75.1 minutes. The best recent month was Feb 2023 with 92% on-time.
What is the cancellation rate for ORD to RST?
Over the last 24 months, 2.4% of flights on this route were cancelled (41 of 1,728 flights) and 0.3% were diverted.
How far is the flight from ORD to RST?
The flight distance from Chicago (ORD) to Rochester (RST) is approximately 268 miles. This route is served by 8 carriers.
When is the best time to fly from ORD to RST?
The best recent month for on-time performance was Feb 2023 (92% on-time). The worst was Dec 2025 (49% on-time). Consider booking during months with historically better performance.

Explore PlainFlights

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.