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Route · LGA → MDW · 2020–2025 BTS data

New York to Chicago

The LGA–MDW corridor (New York, NY → Chicago, IL) runs ahead of the national average, served by 1 carrier across roughly 725 miles.

Data updated 2026-06-13

80.3%
On-time
+1.3 pts
vs US avg
71 min
Delay when late
12,243
Flights

Cancelled

2.8%

Best Month

Feb 2024 92%

Worst Month

Dec 2025 58%

Distance

725 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 198 83 4 2 WN
Nov 2025 191 52 13 1 WN
Oct 2025 204 78 5 0 WN
Sep 2025 198 24 1 2 WN
Aug 2025 202 36 2 1 WN
Jul 2025 204 60 19 3 WN
Jun 2025 196 77 5 1 WN
May 2025 194 59 3 0 WN
Apr 2025 190 27 2 0 WN
Mar 2025 194 31 4 1 WN
Feb 2025 182 29 3 0 WN
Jan 2025 201 32 6 0 WN
Dec 2024 198 57 2 0 WN
Nov 2024 192 26 1 0 WN
Oct 2024 201 22 1 0 WN
Sep 2024 202 22 0 0 WN
Aug 2024 205 51 15 0 WN
Jul 2024 212 53 4 1 WN
Jun 2024 194 48 1 1 WN
May 2024 198 59 1 1 WN
Apr 2024 190 36 2 0 WN
Mar 2024 200 28 0 0 WN
Feb 2024 200 17 6 0 WN
Jan 2024 219 36 32 1 WN

Cancellation Rate

2.8%

132 of 4,765 flights

Diversion Rate

0.3%

15 of 4,765 flights

What the Data Says About LGA to MDW

12,243 tracked flights put the LGA to MDW pairing (New York to Chicago) at a 80.3% on-time rate, squarely in line with the wider network. Delays that do occur run 71.0 minutes on average. Across the 725-mile route and its 1 carrier, the trailing 24 months show 2.8% cancelled and 0.3% diverted (4,765 flights sampled).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 92% on-time, while Dec 2025 came in at just 58% - a 33-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from LGA to MDW?
Flights from New York to Chicago have a 80.3% on-time rate based on 12,243 flights. The average delay is 71.0 minutes. The best recent month was Feb 2024 with 92% on-time.
What is the cancellation rate for LGA to MDW?
Over the last 24 months, 2.8% of flights on this route were cancelled (132 of 4,765 flights) and 0.3% were diverted.
How far is the flight from LGA to MDW?
The flight distance from New York (LGA) to Chicago (MDW) is approximately 725 miles. This route is served by 1 carrier.
When is the best time to fly from LGA to MDW?
The best recent month for on-time performance was Feb 2024 (92% on-time). The worst was Dec 2025 (58% 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.