Des Moines International in October 2024

88.7%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 October 2024, reporting carriers scheduled 1,332 domestic departures from Des Moines International (DSM). 88.7% left less than 15 minutes late and 87.9% reached their destination on time; 0.4% were cancelled.

Nationally that month, 85.5% of flights departed on time and 85.8% arrived on time, so DSM departures were 3.2 points above the national departure figure.

A year earlier, in October 2023, the airport had 1,287 departures with 84.2% leaving on time: a change of +4.5 points, with flights up 3%.

Flights arriving at DSM that month were on time 86.6% of the time (1,331 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 54%, late-arriving aircraft 34% and national aviation system 9%.

On time 87.9%
Arrived 15+ minutes late 11.6%
Cancelled 0.4%
Diverted 0.1%

Every scheduled departure from DSM in October 2024, judged by arrival at the destination.

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

Measure	Oct 2024	Oct 2023	DSM, 12 months to Jul 2026	All reported flights, Oct 2024
Departed on time	88.7%	84.2%	78.5%	85.5%
Arrived on time	87.9%	84.8%	77.3%	85.8%
Cancelled	0.4%	0.3%	2.5%	1.0%
Average departure delay (late minutes only)	11.2 min	15.3 min	20.8 min	9.4 min
Scheduled departures a day	44	43	43	20,517
Scheduled departures	1,332	1,287	15,584	615,497

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
9E Endeavor Air	221	17%	95.5%	-10.5 min	0.0%
UA United Airlines	212	16%	92.0%	-2.4 min	0.0%
AA American Airlines	196	15%	79.1%	13.0 min	0.0%
WN Southwest Airlines	150	11%	89.3%	-1.1 min	0.0%
G4 Allegiant Air	137	10%	77.4%	11.3 min	3.6%
DL Delta Air Lines	114	9%	90.4%	-1.7 min	0.0%
MQ Envoy Air	96	7%	95.8%	-11.6 min	0.0%
OO SkyWest Airlines	69	5%	89.9%	0.4 min	0.0%
YX Republic Airline	58	4%	86.2%	-2.0 min	0.0%
OH PSA Airlines	53	4%	84.9%	4.6 min	0.0%
F9 Frontier Airlines	26	2%	69.2%	4.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
DSM–ORD	Des Moines to Chicago	200	88.0%	4.6 min	0.0%
DSM–DEN	Des Moines to Denver	187	88.2%	-1.2 min	0.0%
DSM–ATL	Des Moines to Atlanta	114	90.4%	-1.7 min	0.0%
DSM–DFW	Des Moines to Dallas/Fort Worth	113	84.1%	1.7 min	0.0%
DSM–MSP	Des Moines to Minneapolis	84	96.4%	-13.2 min	0.0%
DSM–DTW	Des Moines to Detroit	83	97.6%	-11.0 min	0.0%
DSM–LGA	Des Moines to New York	82	92.7%	-6.7 min	0.0%
DSM–PHX	Des Moines to Phoenix	81	90.1%	-1.5 min	0.0%
DSM–CLT	Des Moines to Charlotte	61	77.0%	11.8 min	0.0%
DSM–DCA	Des Moines to Washington	61	85.2%	2.9 min	0.0%
DSM–STL	Des Moines to St. Louis	57	86.0%	1.2 min	0.0%
DSM–LAS	Des Moines to Las Vegas	48	89.6%	7.5 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), October 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2024	Minutes
Air carrier	53.5%	42.7%	7,312
Late-arriving aircraft	33.9%	37.4%	4,633
National Aviation System	8.7%	16.3%	1,193
Extreme weather	3.8%	3.4%	526
Security	0.0%	0.2%	0

13,664 delay minutes on 155 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 DSM on time in October 2024?

88.7% of 1,332 scheduled domestic departures left less than 15 minutes late, and 87.9% reached their destination on time. The national figures that month were 85.5% and 85.8%.

How does that compare with a year earlier?

In October 2023, 84.2% of 1,287 departures left on time and 0.3% were cancelled, against 88.7% and 0.4% in October 2024.

Provenance

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