Gerald R. Ford International in September 2023

83.5%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 2023, reporting carriers scheduled 1,410 domestic departures from Gerald R. Ford International (GRR). 83.5% left less than 15 minutes late and 82.2% reached their destination on time; 1.0% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so GRR departures were 3.0 points above the national departure figure.

Flights arriving at GRR that month were on time 79.1% of the time (1,409 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 45%, late-arriving aircraft 33% and national aviation system 20%.

On time 82.2%
Arrived 15+ minutes late 16.7%
Cancelled 1.0%
Diverted 0.1%

Every scheduled departure from GRR in September 2023, judged by arrival at the destination.

September 2023 against a year earlier, the airport's year and the nation

Measure	Sep 2023	Year earlier	GRR, 12 months to Jul 2026	All reported flights, Sep 2023
Departed on time	83.5%	—	78.2%	80.5%
Arrived on time	82.2%	—	74.7%	80.1%
Cancelled	1.0%	—	1.9%	1.2%
Average departure delay (late minutes only)	13.2 min	—	19.5 min	14.1 min
Scheduled departures a day	47	—	53	18,978
Scheduled departures	1,410	—	19,275	569,338

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	264	19%	89.0%	2.5 min	0.0%
UA United Airlines	172	12%	82.6%	-0.5 min	0.6%
YX Republic Airline	168	12%	78.6%	2.3 min	4.8%
WN Southwest Airlines	158	11%	84.2%	-2.8 min	0.0%
AA American Airlines	140	10%	80.7%	13.1 min	0.7%
G4 Allegiant Air	139	10%	84.2%	1.4 min	0.0%
OO SkyWest Airlines	138	10%	70.3%	14.1 min	0.0%
OH PSA Airlines	89	6%	78.7%	2.9 min	1.1%
9E Endeavor Air	81	6%	86.4%	-1.3 min	3.7%
F9 Frontier Airlines	51	4%	80.4%	7.6 min	0.0%
MQ Envoy Air	10	1%	90.0%	-6.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRR–ORD	Grand Rapids to Chicago	218	73.4%	9.8 min	0.5%
GRR–DEN	Grand Rapids to Denver	122	85.2%	-7.9 min	0.8%
GRR–DTW	Grand Rapids to Detroit	120	84.2%	2.4 min	0.0%
GRR–MSP	Grand Rapids to Minneapolis	114	89.5%	7.7 min	0.0%
GRR–ATL	Grand Rapids to Atlanta	110	88.2%	-3.7 min	0.0%
GRR–LGA	Grand Rapids to New York	92	83.7%	2.2 min	4.3%
GRR–EWR	Grand Rapids to Newark	88	80.7%	-2.1 min	6.8%
GRR–CLT	Grand Rapids to Charlotte	87	82.8%	2.9 min	0.0%
GRR–MDW	Grand Rapids to Chicago	85	84.7%	-1.7 min	0.0%
GRR–DFW	Grand Rapids to Dallas/Fort Worth	83	78.3%	17.7 min	1.2%
GRR–DCA	Grand Rapids to Washington	59	78.0%	6.5 min	1.7%
GRR–BWI	Grand Rapids to Baltimore	34	85.3%	-0.9 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 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2023	Minutes
Air carrier	44.8%	36.4%	7,764
Late-arriving aircraft	32.8%	38.3%	5,678
National Aviation System	19.5%	19.9%	3,368
Extreme weather	2.9%	5.1%	504
Security	0.0%	0.2%	0

17,314 delay minutes on 236 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 GRR on time in September 2023?

83.5% of 1,410 scheduled domestic departures left less than 15 minutes late, and 82.2% reached their destination on time. The national figures that month were 80.5% and 80.1%.

How does that compare with a year earlier?

September 2022 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 September 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for GRR · methodology · corrections.