Logan International in October 2024

86.0%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 13,035 domestic departures from Logan International (BOS). 86.0% left less than 15 minutes late and 85.8% reached their destination on time; 0.8% were cancelled.

Nationally that month, 85.5% of flights departed on time and 85.8% arrived on time, so BOS departures were 0.5 points above the national departure figure.

A year earlier, in October 2023, the airport had 12,369 departures with 82.3% leaving on time: a change of +3.7 points, with flights up 5%.

Flights arriving at BOS that month were on time 84.7% of the time (13,026 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 41%, late-arriving aircraft 37% and national aviation system 22%.

On time 85.8%
Arrived 15+ minutes late 13.3%
Cancelled 0.8%
Diverted 0.1%

Every scheduled departure from BOS 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	BOS, 12 months to Jul 2026	All reported flights, Oct 2024
Departed on time	86.0%	82.3%	74.4%	85.5%
Arrived on time	85.8%	82.4%	73.3%	85.8%
Cancelled	0.8%	0.2%	2.8%	1.0%
Average departure delay (late minutes only)	8.8 min	12.7 min	18.3 min	9.4 min
Scheduled departures a day	435	412	393	20,517
Scheduled departures	13,035	12,369	143,447	615,497

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
B6 JetBlue Airways	3,768	29%	83.2%	-3.2 min	1.6%
YX Republic Airline	2,299	18%	92.0%	-7.8 min	0.0%
DL Delta Air Lines	2,292	18%	85.7%	-4.0 min	0.7%
AA American Airlines	1,623	12%	87.7%	-6.7 min	0.3%
UA United Airlines	1,219	9%	86.6%	-2.1 min	0.0%
WN Southwest Airlines	637	5%	86.0%	-1.9 min	0.0%
NK Spirit Airlines	539	4%	82.0%	-0.4 min	1.5%
AS Alaska Airlines	224	2%	78.6%	2.1 min	0.0%
F9 Frontier Airlines	187	1%	61.5%	24.8 min	3.7%
MQ Envoy Air	180	1%	87.8%	-5.2 min	0.6%
G4 Allegiant Air	49	0%	79.6%	5.6 min	6.1%
HA Hawaiian Airlines	18	0%	61.1%	6.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BOS–DCA	Boston to Washington	912	89.1%	-6.4 min	0.3%
BOS–LGA	Boston to New York	682	91.9%	-4.6 min	0.1%
BOS–ORD	Boston to Chicago	630	82.7%	1.1 min	0.0%
BOS–JFK	Boston to New York	524	85.3%	-1.9 min	0.0%
BOS–PHL	Boston to Philadelphia	508	86.2%	-2.2 min	0.0%
BOS–CLT	Boston to Charlotte	489	87.5%	-3.6 min	0.0%
BOS–ATL	Boston to Atlanta	487	85.8%	-3.8 min	0.0%
BOS–LAX	Boston to Los Angeles	487	86.4%	-3.3 min	0.0%
BOS–EWR	Boston to Newark	441	83.9%	-0.6 min	0.2%
BOS–SFO	Boston to San Francisco	426	83.8%	-3.3 min	0.0%
BOS–BWI	Boston to Baltimore	388	87.9%	-2.2 min	0.0%
BOS–DFW	Boston to Dallas/Fort Worth	388	88.4%	-11.9 min	0.5%

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	40.6%	42.7%	39,744
Late-arriving aircraft	37.0%	37.4%	36,194
National Aviation System	21.8%	16.3%	21,373
Extreme weather	0.4%	3.4%	357
Security	0.2%	0.2%	202

97,870 delay minutes on 1,735 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 BOS on time in October 2024?

86.0% of 13,035 scheduled domestic departures left less than 15 minutes late, and 85.8% 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, 82.3% of 12,369 departures left on time and 0.2% were cancelled, against 86.0% and 0.8% 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 BOS · methodology · corrections.