Hartsfield-Jackson Atlanta International in October 2024

87.4%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 October 2024, reporting carriers scheduled 29,837 domestic departures from Hartsfield-Jackson Atlanta International (ATL). 87.4% left less than 15 minutes late and 88.3% reached their destination on time; 0.9% were cancelled.

Nationally that month, 85.5% of flights departed on time and 85.8% arrived on time, so ATL departures were 1.9 points above the national departure figure.

A year earlier, in October 2023, the airport had 29,251 departures with 87.1% leaving on time: a change of +0.3 points, with flights up 2%.

Flights arriving at ATL that month were on time 89.4% of the time (29,852 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 58%, late-arriving aircraft 25% and national aviation system 14%.

On time 88.3%
Arrived 15+ minutes late 10.7%
Cancelled 0.9%
Diverted 0.1%

Every scheduled departure from ATL in October 2024, judged by arrival at the destination.

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

Measure	Oct 2024	Oct 2023	ATL, 12 months to Jul 2026	All reported flights, Oct 2024
Departed on time	87.4%	87.1%	77.1%	85.5%
Arrived on time	88.3%	88.4%	76.6%	85.8%
Cancelled	0.9%	0.1%	1.8%	1.0%
Average departure delay (late minutes only)	7.0 min	7.6 min	15.1 min	9.4 min
Scheduled departures a day	995	975	865	20,517
Scheduled departures	29,837	29,251	315,859	615,497

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	19,922	67%	89.2%	-3.2 min	0.8%
9E Endeavor Air	2,537	9%	93.7%	-4.1 min	0.0%
WN Southwest Airlines	2,535	8%	87.7%	-3.1 min	1.6%
F9 Frontier Airlines	1,125	4%	75.3%	9.8 min	2.6%
NK Spirit Airlines	773	3%	79.9%	1.9 min	1.2%
OO SkyWest Airlines	751	3%	82.0%	8.0 min	0.1%
AA American Airlines	724	2%	86.0%	3.4 min	0.6%
UA United Airlines	712	2%	88.8%	-4.4 min	0.4%
B6 JetBlue Airways	273	1%	86.1%	-2.2 min	0.4%
OH PSA Airlines	266	1%	91.4%	-5.9 min	0.4%
AS Alaska Airlines	153	1%	84.3%	-5.6 min	0.7%
YX Republic Airline	48	0%	85.4%	-2.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ATL–MCO	Atlanta to Orlando	733	78.2%	5.1 min	7.0%
ATL–LGA	Atlanta to New York	713	87.9%	-4.0 min	0.1%
ATL–DCA	Atlanta to Washington	591	86.8%	-1.5 min	0.0%
ATL–DFW	Atlanta to Dallas/Fort Worth	576	86.1%	2.9 min	0.5%
ATL–FLL	Atlanta to Fort Lauderdale	571	83.2%	3.4 min	0.5%
ATL–TPA	Atlanta to Tampa	542	76.8%	5.1 min	10.0%
ATL–MIA	Atlanta to Miami	534	87.1%	-2.7 min	0.9%
ATL–EWR	Atlanta to Newark	527	81.6%	3.6 min	0.0%
ATL–ORD	Atlanta to Chicago	515	86.6%	0.8 min	0.6%
ATL–BWI	Atlanta to Baltimore	514	86.0%	0.0 min	0.2%
ATL–DEN	Atlanta to Denver	500	89.0%	-6.3 min	0.2%
ATL–PHL	Atlanta to Philadelphia	490	81.6%	2.3 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), October 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2024	Minutes
Air carrier	58.0%	42.7%	93,615
Late-arriving aircraft	25.4%	37.4%	41,063
National Aviation System	14.2%	16.3%	22,905
Extreme weather	2.2%	3.4%	3,606
Security	0.2%	0.2%	257

161,446 delay minutes on 3,186 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 ATL on time in October 2024?

87.4% of 29,837 scheduled domestic departures left less than 15 minutes late, and 88.3% reached their destination on time. The national figures that month were 85.5% and 85.8%.

How does that compare with a year earlier?

In October 2023, 87.1% of 29,251 departures left on time and 0.1% were cancelled, against 87.4% and 0.9% in October 2024.

Provenance

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