Ronald Reagan Washington National in August 2024

72.5%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 August 2024, reporting carriers scheduled 11,874 domestic departures from Ronald Reagan Washington National (DCA). 72.5% left less than 15 minutes late and 70.5% reached their destination on time; 3.8% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so DCA departures were 2.9 points below the national departure figure.

A year earlier, in August 2023, the airport had 11,912 departures with 78.8% leaving on time: a change of −6.3 points, with flights down 0%.

Flights arriving at DCA that month were on time 70.6% of the time (11,873 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 47%, air carrier 27% and national aviation system 21%.

On time 70.5%
Arrived 15+ minutes late 25.5%
Cancelled 3.8%
Diverted 0.3%

Every scheduled departure from DCA 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	DCA, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	72.5%	78.8%	70.9%	75.4%
Arrived on time	70.5%	78.2%	70.1%	74.7%
Cancelled	3.8%	2.0%	3.6%	2.1%
Average departure delay (late minutes only)	22.3 min	16.2 min	21.2 min	18.4 min
Scheduled departures a day	396	397	390	20,634
Scheduled departures	11,874	11,912	142,173	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OH PSA Airlines	3,052	26%	66.7%	18.4 min	4.4%
AA American Airlines	2,390	20%	65.1%	21.1 min	4.6%
YX Republic Airline	2,331	20%	74.1%	7.8 min	5.0%
WN Southwest Airlines	1,324	11%	79.2%	4.3 min	1.4%
DL Delta Air Lines	763	6%	76.8%	11.0 min	1.0%
B6 JetBlue Airways	712	6%	65.4%	22.3 min	3.8%
UA United Airlines	538	5%	74.3%	13.4 min	2.2%
MQ Envoy Air	340	3%	71.8%	13.5 min	3.5%
9E Endeavor Air	171	1%	64.3%	32.3 min	7.0%
AS Alaska Airlines	155	1%	83.2%	0.0 min	0.0%
F9 Frontier Airlines	93	1%	68.8%	22.9 min	2.2%
OO SkyWest Airlines	5	0%	40.0%	58.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
DCA–BOS	Washington to Boston	813	67.9%	20.1 min	6.5%
DCA–ATL	Washington to Atlanta	565	78.9%	8.4 min	2.5%
DCA–ORD	Washington to Chicago	550	70.2%	16.8 min	3.1%
DCA–MCO	Washington to Orlando	396	67.9%	13.8 min	2.8%
DCA–LGA	Washington to New York	365	63.0%	22.3 min	11.0%
DCA–BNA	Washington to Nashville	354	79.9%	5.9 min	1.1%
DCA–MIA	Washington to Miami	330	57.3%	25.2 min	4.8%
DCA–CLT	Washington to Charlotte	279	68.5%	16.6 min	2.2%
DCA–DFW	Washington to Dallas/Fort Worth	278	71.9%	23.3 min	0.7%
DCA–DTW	Washington to Detroit	229	71.6%	5.9 min	3.9%
DCA–RDU	Washington to Raleigh/Durham	229	64.6%	21.2 min	5.7%
DCA–PVD	Washington to Providence	224	70.1%	17.3 min	3.6%

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), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	26.8%	33.8%	67,639
Late-arriving aircraft	46.6%	39.8%	117,723
National Aviation System	20.7%	20.4%	52,224
Extreme weather	5.9%	5.9%	14,917
Security	0.1%	0.1%	245

252,748 delay minutes on 3,024 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 DCA on time in August 2024?

72.5% of 11,874 scheduled domestic departures left less than 15 minutes late, and 70.5% 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, 78.8% of 11,912 departures left on time and 2.0% were cancelled, against 72.5% and 3.8% 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 DCA · methodology · corrections.