University of Illinois/Willard in February 2024

88.8%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 February 2024, reporting carriers scheduled 116 domestic departures from University of Illinois/Willard (CMI). 88.8% left less than 15 minutes late and 90.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 84.0% of flights departed on time and 83.4% arrived on time, so CMI departures were 4.8 points above the national departure figure.

Flights arriving at CMI that month were on time 87.9% of the time (116 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 62%, national aviation system 17% and air carrier 16%.

On time 90.5%
Arrived 15+ minutes late 9.5%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from CMI in February 2024, judged by arrival at the destination.

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

Measure	Feb 2024	Year earlier	CMI, 12 months to Jul 2026	All reported flights, Feb 2024
Departed on time	88.8%	—	79.7%	84.0%
Arrived on time	90.5%	—	77.6%	83.4%
Cancelled	0.0%	—	3.0%	0.6%
Average departure delay (late minutes only)	6.6 min	—	18.0 min	11.2 min
Scheduled departures a day	4	—	5	17,307
Scheduled departures	116	—	1,785	519,221

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	116	100%	90.5%	-6.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CMI–DFW	Champaign/Urbana to Dallas/Fort Worth	58	86.2%	-4.1 min	0.0%
CMI–ORD	Champaign/Urbana to Chicago	58	94.8%	-7.9 min	0.0%

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), February 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Feb 2024	Minutes
Air carrier	15.8%	35.9%	102
Late-arriving aircraft	61.8%	36.9%	400
National Aviation System	16.8%	21.7%	109
Extreme weather	5.6%	5.3%	36
Security	0.0%	0.3%	0

647 delay minutes on 11 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 CMI on time in February 2024?

88.8% of 116 scheduled domestic departures left less than 15 minutes late, and 90.5% reached their destination on time. The national figures that month were 84.0% and 83.4%.

How does that compare with a year earlier?

February 2023 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

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