Rapid City Regional in August 2024

82.1%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 August 2024, reporting carriers scheduled 582 domestic departures from Rapid City Regional (RAP). 82.1% left less than 15 minutes late and 79.9% reached their destination on time; 0.2% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so RAP departures were 6.7 points above the national departure figure.

A year earlier, in August 2023, the airport had 396 departures with 82.1% leaving on time: a change of 0.0 points, with flights up 47%.

Flights arriving at RAP that month were on time 78.0% of the time (582 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 37%, air carrier 35% and national aviation system 23%.

On time 79.9%
Arrived 15+ minutes late 19.6%
Cancelled 0.2%
Diverted 0.3%

Every scheduled departure from RAP in August 2024, judged by arrival at the destination.

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

Measure	Aug 2024	Aug 2023	RAP, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	82.1%	82.1%	81.3%	75.4%
Arrived on time	79.9%	81.6%	78.4%	74.7%
Cancelled	0.2%	0.5%	1.3%	2.1%
Average departure delay (late minutes only)	14.6 min	15.5 min	17.2 min	18.4 min
Scheduled departures a day	19	13	16	20,634
Scheduled departures	582	396	5,669	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	188	32%	78.7%	11.4 min	0.0%
MQ Envoy Air	157	27%	87.3%	-0.5 min	0.0%
UA United Airlines	129	22%	80.6%	8.2 min	0.0%
G4 Allegiant Air	42	7%	76.2%	2.8 min	0.0%
AA American Airlines	32	5%	62.5%	15.2 min	3.1%
DL Delta Air Lines	31	5%	77.4%	19.5 min	0.0%
9E Endeavor Air	3	1%	0.0%	29.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
RAP–DEN	Rapid City to Denver	218	84.9%	6.7 min	0.0%
RAP–DFW	Rapid City to Dallas/Fort Worth	127	87.4%	-0.9 min	0.0%
RAP–MSP	Rapid City to Minneapolis	92	69.6%	15.6 min	0.0%
RAP–ORD	Rapid City to Chicago	65	72.3%	17.0 min	0.0%
RAP–CLT	Rapid City to Charlotte	31	64.5%	15.0 min	3.2%
RAP–AZA	Rapid City to Phoenix	15	66.7%	12.2 min	0.0%
RAP–LAX	Rapid City to Los Angeles	10	80.0%	-5.9 min	0.0%
RAP–LAS	Rapid City to Las Vegas	9	88.9%	-0.1 min	0.0%
RAP–SFB	Rapid City to Sanford	8	75.0%	-0.5 min	0.0%
RAP–SFO	Rapid City to San Francisco	7	85.7%	-4.6 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), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	35.4%	33.8%	2,899
Late-arriving aircraft	36.7%	39.8%	3,003
National Aviation System	22.7%	20.4%	1,862
Extreme weather	4.8%	5.9%	391
Security	0.4%	0.1%	34

8,189 delay minutes on 114 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 RAP on time in August 2024?

82.1% of 582 scheduled domestic departures left less than 15 minutes late, and 79.9% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 82.1% of 396 departures left on time and 0.5% were cancelled, against 82.1% and 0.2% in August 2024.

Provenance

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