General Downing - Peoria International in September 2025

85.2%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 September 2025, reporting carriers scheduled 425 domestic departures from General Downing - Peoria International (PIA). 85.2% left less than 15 minutes late and 83.3% reached their destination on time; 0.2% were cancelled.

Nationally that month, 83.1% of flights departed on time and 82.8% arrived on time, so PIA departures were 2.1 points above the national departure figure.

A year earlier, in September 2024, the airport had 323 departures with 82.7% leaving on time: a change of +2.5 points, with flights up 32%.

Flights arriving at PIA that month were on time 79.8% of the time (426 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 39%, air carrier 33% and national aviation system 21%.

On time 83.3%
Arrived 15+ minutes late 16.2%
Cancelled 0.2%
Diverted 0.2%

Every scheduled departure from PIA in September 2025, judged by arrival at the destination.

September 2025 against a year earlier, the airport's year and the nation

Measure	Sep 2025	Sep 2024	PIA, 12 months to Jul 2026	All reported flights, Sep 2025
Departed on time	85.2%	82.7%	75.3%	83.1%
Arrived on time	83.3%	78.9%	71.7%	82.8%
Cancelled	0.2%	1.2%	3.3%	0.5%
Average departure delay (late minutes only)	11.3 min	18.6 min	22.6 min	12.2 min
Scheduled departures a day	14	11	15	18,748
Scheduled departures	425	323	5,523	562,439

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OH PSA Airlines	150	35%	82.7%	4.1 min	0.0%
OO SkyWest Airlines	125	29%	75.2%	10.1 min	0.0%
MQ Envoy Air	84	20%	90.5%	-12.9 min	1.2%
G4 Allegiant Air	66	16%	90.9%	-7.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PIA–ORD	Peoria to Chicago	179	79.9%	2.1 min	0.6%
PIA–DFW	Peoria to Dallas/Fort Worth	90	83.3%	3.6 min	0.0%
PIA–CLT	Peoria to Charlotte	60	81.7%	4.9 min	0.0%
PIA–DEN	Peoria to Denver	39	92.3%	-5.7 min	0.0%
PIA–AZA	Peoria to Phoenix	13	84.6%	0.9 min	0.0%
PIA–BNA	Peoria to Nashville	9	100.0%	-28.1 min	0.0%
PIA–LAS	Peoria to Las Vegas	9	77.8%	-2.6 min	0.0%
PIA–PGD	Peoria to Punta Gorda	9	88.9%	-9.0 min	0.0%
PIA–SFB	Peoria to Sanford	9	88.9%	-3.4 min	0.0%
PIA–PIE	Peoria to St. Petersburg	8	100.0%	-5.4 min	0.0%

By scheduled departure hour

100

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), September 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2025	Minutes
Air carrier	33.1%	34.3%	1,585
Late-arriving aircraft	38.8%	37.4%	1,860
National Aviation System	21.4%	22.6%	1,025
Extreme weather	6.6%	5.6%	317
Security	0.1%	0.1%	6

4,793 delay minutes on 69 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 PIA on time in September 2025?

85.2% of 425 scheduled domestic departures left less than 15 minutes late, and 83.3% reached their destination on time. The national figures that month were 83.1% and 82.8%.

How does that compare with a year earlier?

In September 2024, 82.7% of 323 departures left on time and 1.2% were cancelled, against 85.2% and 0.2% in September 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for PIA · methodology · corrections.