Chicago Midway International in November 2024

84.9%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In November 2024, reporting carriers scheduled 5,901 domestic departures from Chicago Midway International (MDW). 84.9% left less than 15 minutes late and 86.6% reached their destination on time; 0.3% were cancelled.

Nationally that month, 85.2% of flights departed on time and 84.8% arrived on time, so MDW departures were level with the national departure figure.

A year earlier, in November 2023, the airport had 6,745 departures with 82.2% leaving on time: a change of +2.7 points, with flights down 13%.

Flights arriving at MDW that month were on time 87.6% of the time (5,902 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 46%, air carrier 30% and national aviation system 19%.

On time 86.6%
Arrived 15+ minutes late 13.0%
Cancelled 0.3%
Diverted 0.1%

Every scheduled departure from MDW in November 2024, judged by arrival at the destination.

November 2024 against a year earlier, the airport's year and the nation

Measure	Nov 2024	Nov 2023	MDW, 12 months to Jul 2026	All reported flights, Nov 2024
Departed on time	84.9%	82.2%	70.7%	85.2%
Arrived on time	86.6%	86.2%	73.9%	84.8%
Cancelled	0.3%	0.1%	1.5%	0.5%
Average departure delay (late minutes only)	10.0 min	8.9 min	16.5 min	10.2 min
Scheduled departures a day	197	225	202	19,180
Scheduled departures	5,901	6,745	73,744	575,404

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	5,239	89%	87.3%	-2.1 min	0.3%
F9 Frontier Airlines	329	6%	75.4%	7.6 min	0.6%
OO SkyWest Airlines	158	3%	84.8%	12.9 min	0.6%
DL Delta Air Lines	133	2%	88.7%	-5.5 min	0.0%
G4 Allegiant Air	42	1%	85.7%	7.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MDW–ATL	Chicago to Atlanta	331	85.8%	0.6 min	0.0%
MDW–DEN	Chicago to Denver	239	90.8%	-3.7 min	1.7%
MDW–PHX	Chicago to Phoenix	230	84.8%	3.4 min	0.0%
MDW–MCO	Chicago to Orlando	222	90.5%	-6.6 min	0.0%
MDW–MSP	Chicago to Minneapolis	220	91.4%	4.8 min	0.0%
MDW–LAS	Chicago to Las Vegas	218	86.2%	-3.4 min	0.5%
MDW–LGA	Chicago to New York	192	89.6%	-2.7 min	0.5%
MDW–DAL	Chicago to Dallas	189	81.0%	0.4 min	2.1%
MDW–BNA	Chicago to Nashville	173	90.2%	-6.2 min	1.7%
MDW–MCI	Chicago to Kansas City	170	89.4%	-2.1 min	0.0%
MDW–DCA	Chicago to Washington	168	84.5%	1.6 min	1.2%
MDW–DTW	Chicago to Detroit	167	87.4%	-0.3 min	0.6%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), November 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Nov 2024	Minutes
Air carrier	30.2%	36.9%	14,332
Late-arriving aircraft	46.4%	35.6%	21,997
National Aviation System	18.6%	21.9%	8,835
Extreme weather	4.3%	5.4%	2,033
Security	0.5%	0.2%	225

47,422 delay minutes on 766 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left MDW on time in November 2024?

84.9% of 5,901 scheduled domestic departures left less than 15 minutes late, and 86.6% reached their destination on time. The national figures that month were 85.2% and 84.8%.

How does that compare with a year earlier?

In November 2023, 82.2% of 6,745 departures left on time and 0.1% were cancelled, against 84.9% and 0.3% in November 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for November 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for MDW · methodology · corrections.