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Route · ILM → ORD · 2020–2025 BTS data

Wilmington to Chicago

The ILM–ORD corridor (Wilmington, NC → Chicago, IL) runs behind the national average, served by 8 carriers across roughly 760 miles.

Data updated 2026-06-13

75%
On-time
-4 pts
vs US avg
79 min
Delay when late
779
Flights

Cancelled

1.8%

Best Month

Aug 2025 69%

Worst Month

Jul 2025 50%

Distance

760 mi

Carriers

8

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 31 2 0 0 MQ
Sep 2025 31 3 0 0 MQ
Aug 2025 70 22 4 0 AA,OO,YX,MQ
Jul 2025 105 52 3 1 AA,OO,YX,MQ
Jun 2025 96 37 3 0 AA,OO,YX,MQ
Aug 2024 62 21 0 0 MQ,YX,OO
Jul 2024 43 8 0 0 MQ,OO,YX
Jun 2024 37 3 1 0 MQ,OO,YX
Aug 2023 33 4 0 0 MQ,YX
Jul 2023 36 10 3 0 MQ,YX
Jun 2023 34 3 0 0 MQ,YX
Jul 2022 36 8 0 0 OO,YX
Jun 2022 32 6 0 0 OO,MQ
Sep 2021 31 3 0 0 YX
Aug 2021 34 5 0 0 MQ,YX
Jul 2021 36 2 0 0 MQ
Jun 2021 32 6 0 1 MQ

Cancellation Rate

1.8%

14 of 779 flights

Diversion Rate

0.3%

2 of 779 flights

What the Data Says About ILM to ORD

The Wilmington to Chicago corridor (ILM to ORD) posts a 75% on-time rate on the lower edge of the average band, based on 779 tracked flights. Late flights run 79.2 minutes behind on average. 8 carriers cover the 760-mile route; over the last 24 months, 14 of 779 flights were cancelled (1.8%) and 0.3% diverted.

The monthly split is wide on this route: Aug 2025 posted the strongest performance at 69% on-time, while Jul 2025 came in at just 50% - a 18-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ILM to ORD?
Flights from Wilmington to Chicago have a 75% on-time rate based on 779 flights. The average delay is 79.2 minutes. The best recent month was Aug 2025 with 69% on-time.
What is the cancellation rate for ILM to ORD?
Over the last 24 months, 1.8% of flights on this route were cancelled (14 of 779 flights) and 0.3% were diverted.
How far is the flight from ILM to ORD?
The flight distance from Wilmington (ILM) to Chicago (ORD) is approximately 760 miles. This route is served by 8 carriers.
When is the best time to fly from ILM to ORD?
The best recent month for on-time performance was Aug 2025 (69% on-time). The worst was Jul 2025 (50% 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.