Quad Cities International in June 2025

77.2%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 June 2025, reporting carriers scheduled 346 domestic departures from Quad Cities International (MLI). 77.2% left less than 15 minutes late and 72.0% reached their destination on time; 1.2% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so MLI departures were 5.8 points above the national departure figure.

A year earlier, in June 2024, the airport had 360 departures with 80.6% leaving on time: a change of −3.4 points, with flights down 4%.

Flights arriving at MLI that month were on time 69.9% of the time (345 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 49%, air carrier 28% and national aviation system 21%.

On time 72.0%
Arrived 15+ minutes late 26.9%
Cancelled 1.2%
Diverted 0.0%

Every scheduled departure from MLI in June 2025, judged by arrival at the destination.

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

Measure	Jun 2025	Jun 2024	MLI, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	77.2%	80.6%	77.9%	71.4%
Arrived on time	72.0%	78.6%	74.2%	70.3%
Cancelled	1.2%	0.8%	3.6%	1.6%
Average departure delay (late minutes only)	14.7 min	18.8 min	21.9 min	22.1 min
Scheduled departures a day	12	12	12	20,386
Scheduled departures	346	360	4,301	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	138	40%	79.7%	-0.1 min	0.7%
OO SkyWest Airlines	113	33%	70.8%	12.3 min	0.9%
OH PSA Airlines	52	15%	57.7%	17.2 min	3.8%
G4 Allegiant Air	43	12%	67.4%	10.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MLI–ORD	Moline to Chicago	161	72.0%	9.0 min	1.2%
MLI–DFW	Moline to Dallas/Fort Worth	60	80.0%	-0.5 min	0.0%
MLI–CLT	Moline to Charlotte	52	57.7%	17.2 min	3.8%
MLI–DEN	Moline to Denver	30	86.7%	-1.1 min	0.0%
MLI–AZA	Moline to Phoenix	9	88.9%	-10.4 min	0.0%
MLI–LAS	Moline to Las Vegas	9	77.8%	-2.8 min	0.0%
MLI–PGD	Moline to Punta Gorda	9	66.7%	11.0 min	0.0%
MLI–PIE	Moline to St. Petersburg	8	50.0%	44.8 min	0.0%
MLI–SFB	Moline to Sanford	8	50.0%	13.0 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), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	28.1%	31.6%	1,507
Late-arriving aircraft	48.6%	40.6%	2,608
National Aviation System	21.2%	20.9%	1,139
Extreme weather	2.1%	6.9%	111
Security	0.0%	0.2%	0

5,365 delay minutes on 93 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 MLI on time in June 2025?

77.2% of 346 scheduled domestic departures left less than 15 minutes late, and 72.0% reached their destination on time. The national figures that month were 71.4% and 70.3%.

How does that compare with a year earlier?

In June 2024, 80.6% of 360 departures left on time and 0.8% were cancelled, against 77.2% and 1.2% in June 2025.

Provenance

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