Joe Foss Field in September 2025

81.1%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 567 domestic departures from Joe Foss Field (FSD). 81.1% left less than 15 minutes late and 78.0% reached their destination on time; 0.9% were cancelled.

Nationally that month, 83.1% of flights departed on time and 82.8% arrived on time, so FSD departures were 2.0 points below the national departure figure.

A year earlier, in September 2024, the airport had 548 departures with 87.4% leaving on time: a change of −6.3 points, with flights up 3%.

Flights arriving at FSD that month were on time 75.7% of the time (567 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 35%, air carrier 34% and national aviation system 17%.

On time 78.0%
Arrived 15+ minutes late 20.8%
Cancelled 0.9%
Diverted 0.4%

Every scheduled departure from FSD 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	FSD, 12 months to Jul 2026	All reported flights, Sep 2025
Departed on time	81.1%	87.4%	77.7%	83.1%
Arrived on time	78.0%	86.7%	75.5%	82.8%
Cancelled	0.9%	0.0%	2.0%	0.5%
Average departure delay (late minutes only)	16.2 min	7.2 min	21.5 min	12.2 min
Scheduled departures a day	19	18	22	18,748
Scheduled departures	567	548	8,034	562,439

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	339	60%	77.0%	6.5 min	0.6%
AA American Airlines	60	11%	65.0%	26.7 min	3.3%
DL Delta Air Lines	60	11%	91.7%	-1.6 min	0.0%
UA United Airlines	60	11%	81.7%	1.7 min	1.7%
G4 Allegiant Air	32	6%	87.5%	4.8 min	0.0%
F9 Frontier Airlines	13	2%	61.5%	22.8 min	0.0%
MQ Envoy Air	2	0%	50.0%	-7.0 min	0.0%
YX Republic Airline	1	0%	100.0%	-1.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
FSD–DEN	Sioux Falls to Denver	159	80.5%	3.5 min	0.6%
FSD–ORD	Sioux Falls to Chicago	156	72.4%	11.9 min	0.6%
FSD–DFW	Sioux Falls to Dallas/Fort Worth	90	66.7%	21.4 min	3.3%
FSD–MSP	Sioux Falls to Minneapolis	70	84.3%	2.8 min	0.0%
FSD–ATL	Sioux Falls to Atlanta	30	93.3%	-8.6 min	0.0%
FSD–PHX	Sioux Falls to Phoenix	30	86.7%	-4.7 min	0.0%
FSD–AZA	Sioux Falls to Phoenix	14	92.9%	-3.3 min	0.0%
FSD–BNA	Sioux Falls to Nashville	9	66.7%	36.9 min	0.0%
FSD–LAS	Sioux Falls to Las Vegas	9	100.0%	-14.7 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	33.8%	34.3%	3,079
Late-arriving aircraft	34.8%	37.4%	3,163
National Aviation System	17.2%	22.6%	1,564
Extreme weather	12.2%	5.6%	1,106
Security	2.1%	0.1%	188

9,100 delay minutes on 118 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 FSD on time in September 2025?

81.1% of 567 scheduled domestic departures left less than 15 minutes late, and 78.0% 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, 87.4% of 548 departures left on time and 0.0% were cancelled, against 81.1% and 0.9% 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 FSD · methodology · corrections.