Rapid City Regional in May 2024

82.2%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 381 domestic departures from Rapid City Regional (RAP). 82.2% left less than 15 minutes late and 81.4% reached their destination on time; 0.8% were cancelled.

Nationally that month, 73.4% of flights departed on time and 72.3% arrived on time, so RAP departures were 8.8 points above the national departure figure.

Flights arriving at RAP that month were on time 76.7% of the time (382 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 31%, late-arriving aircraft 26% and extreme weather 24%.

On time 81.4%
Arrived 15+ minutes late 17.1%
Cancelled 0.8%
Diverted 0.8%

Every scheduled departure from RAP 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	RAP, 12 months to Jul 2026	All reported flights, May 2024
Departed on time	82.2%	—	81.3%	73.4%
Arrived on time	81.4%	—	78.4%	72.3%
Cancelled	0.8%	—	1.3%	1.4%
Average departure delay (late minutes only)	17.8 min	—	17.2 min	20.8 min
Scheduled departures a day	13	—	16	20,325
Scheduled departures	381	—	5,669	609,743

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	168	44%	88.1%	5.5 min	0.0%
UA United Airlines	95	25%	75.8%	8.5 min	0.0%
MQ Envoy Air	88	23%	72.7%	12.6 min	3.4%
G4 Allegiant Air	30	8%	86.7%	7.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
RAP–DEN	Rapid City to Denver	144	79.9%	11.5 min	0.0%
RAP–DFW	Rapid City to Dallas/Fort Worth	88	72.7%	12.6 min	3.4%
RAP–MSP	Rapid City to Minneapolis	88	92.0%	-2.2 min	0.0%
RAP–ORD	Rapid City to Chicago	31	77.4%	8.5 min	0.0%
RAP–AZA	Rapid City to Phoenix	16	87.5%	-0.2 min	0.0%
RAP–LAS	Rapid City to Las Vegas	9	100.0%	-9.1 min	0.0%
RAP–SFB	Rapid City to Sanford	5	60.0%	64.4 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), May 2024.

Delay causes

BTS cause category	Share of delay minutes	National, May 2024	Minutes
Air carrier	19.9%	29.8%	1,239
Late-arriving aircraft	25.8%	43.0%	1,603
National Aviation System	30.5%	20.1%	1,896
Extreme weather	23.8%	7.0%	1,479
Security	0.0%	0.1%	0

6,217 delay minutes on 65 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 May 2024?

82.2% of 381 scheduled domestic departures left less than 15 minutes late, and 81.4% 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 RAP · methodology · corrections.