Gerald R. Ford International in May 2024

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 May 2024, reporting carriers scheduled 1,442 domestic departures from Gerald R. Ford International (GRR). 81.1% left less than 15 minutes late and 79.1% reached their destination on time; 1.5% were cancelled.

Nationally that month, 73.4% of flights departed on time and 72.3% arrived on time, so GRR departures were 7.7 points above the national departure figure.

Flights arriving at GRR that month were on time 72.3% of the time (1,439 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 41%, air carrier 31% and national aviation system 23%.

On time 79.1%
Arrived 15+ minutes late 19.1%
Cancelled 1.5%
Diverted 0.2%

Every scheduled departure from GRR in May 2024, judged by arrival at the destination.

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

Measure	May 2024	Year earlier	GRR, 12 months to Jul 2026	All reported flights, May 2024
Departed on time	81.1%	—	78.2%	73.4%
Arrived on time	79.1%	—	74.7%	72.3%
Cancelled	1.5%	—	1.9%	1.4%
Average departure delay (late minutes only)	15.5 min	—	19.5 min	20.8 min
Scheduled departures a day	48	—	53	20,325
Scheduled departures	1,442	—	19,275	609,743

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	267	19%	89.1%	-1.4 min	0.0%
AA American Airlines	188	13%	61.7%	24.6 min	3.7%
OO SkyWest Airlines	171	12%	76.0%	13.5 min	2.3%
WN Southwest Airlines	163	11%	77.3%	7.7 min	0.0%
YX Republic Airline	153	11%	88.9%	-7.7 min	2.0%
G4 Allegiant Air	151	10%	84.1%	-1.9 min	0.7%
9E Endeavor Air	112	8%	87.5%	-2.2 min	1.8%
UA United Airlines	93	6%	81.7%	-4.5 min	2.2%
OH PSA Airlines	66	5%	78.8%	13.1 min	1.5%
F9 Frontier Airlines	42	3%	59.5%	33.0 min	0.0%
MQ Envoy Air	36	2%	47.2%	31.6 min	5.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRR–ORD	Grand Rapids to Chicago	203	80.8%	8.6 min	2.5%
GRR–ATL	Grand Rapids to Atlanta	126	86.5%	-1.1 min	0.0%
GRR–DTW	Grand Rapids to Detroit	124	87.1%	-3.1 min	0.0%
GRR–MSP	Grand Rapids to Minneapolis	118	85.6%	7.8 min	0.0%
GRR–DEN	Grand Rapids to Denver	115	71.3%	5.8 min	0.9%
GRR–LGA	Grand Rapids to New York	106	89.6%	-5.9 min	2.8%
GRR–DFW	Grand Rapids to Dallas/Fort Worth	98	46.9%	33.6 min	6.1%
GRR–CLT	Grand Rapids to Charlotte	93	61.3%	32.1 min	1.1%
GRR–MDW	Grand Rapids to Chicago	89	86.5%	-0.9 min	0.0%
GRR–EWR	Grand Rapids to Newark	71	93.0%	-19.0 min	2.8%
GRR–DCA	Grand Rapids to Washington	67	77.6%	13.3 min	1.5%
GRR–BWI	Grand Rapids to Baltimore	31	74.2%	14.2 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), May 2024.

Delay causes

BTS cause category	Share of delay minutes	National, May 2024	Minutes
Air carrier	30.7%	29.8%	6,915
Late-arriving aircraft	40.9%	43.0%	9,203
National Aviation System	22.8%	20.1%	5,142
Extreme weather	5.4%	7.0%	1,212
Security	0.2%	0.1%	47

22,519 delay minutes on 276 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 May 2024?

81.1% of 1,442 scheduled domestic departures left less than 15 minutes late, and 79.1% reached their destination on time. The national figures that month were 73.4% and 72.3%.

How does that compare with a year earlier?

May 2023 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 May 2024; 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.