Manchester Boston Regional in August 2025

81.7%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 2025, reporting carriers scheduled 573 domestic departures from Manchester Boston Regional (MHT). 81.7% left less than 15 minutes late and 77.1% reached their destination on time; 2.3% were cancelled.

Nationally that month, 76.8% of flights departed on time and 76.3% arrived on time, so MHT departures were 4.9 points above the national departure figure.

A year earlier, in August 2024, the airport had 575 departures with 79.3% leaving on time: a change of +2.4 points, with flights down 0%.

Flights arriving at MHT that month were on time 75.6% of the time (573 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 40%, late-arriving aircraft 35% and air carrier 22%.

On time 77.1%
Arrived 15+ minutes late 19.5%
Cancelled 2.3%
Diverted 1.0%

Every scheduled departure from MHT in August 2025, judged by arrival at the destination.

August 2025 against a year earlier, the airport's year and the nation

Measure	Aug 2025	Aug 2024	MHT, 12 months to Jul 2026	All reported flights, Aug 2025
Departed on time	81.7%	79.3%	80.2%	76.8%
Arrived on time	77.1%	77.2%	79.0%	76.3%
Cancelled	2.3%	1.9%	2.3%	1.1%
Average departure delay (late minutes only)	14.3 min	21.2 min	15.7 min	17.6 min
Scheduled departures a day	19	19	16	20,079
Scheduled departures	573	575	5,994	602,378

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	245	43%	82.4%	4.9 min	1.2%
OH PSA Airlines	185	32%	76.2%	4.4 min	3.8%
MQ Envoy Air	81	14%	70.4%	1.6 min	2.5%
B6 JetBlue Airways	62	11%	67.7%	10.4 min	1.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MHT–BWI	Manchester to Baltimore	146	84.2%	5.7 min	0.0%
MHT–DCA	Manchester to Washington	117	70.9%	7.6 min	4.3%
MHT–ORD	Manchester to Chicago	81	70.4%	1.6 min	2.5%
MHT–CLT	Manchester to Charlotte	68	85.3%	-1.0 min	2.9%
MHT–MCO	Manchester to Orlando	68	63.2%	16.3 min	1.5%
MHT–MDW	Manchester to Chicago	56	83.9%	0.8 min	3.6%
MHT–JFK	Manchester to New York	31	87.1%	-5.3 min	3.2%
MHT–TPA	Manchester to Tampa	6	66.7%	5.8 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 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2025	Minutes
Air carrier	22.1%	33.1%	1,434
Late-arriving aircraft	35.2%	40.5%	2,281
National Aviation System	39.5%	19.2%	2,562
Extreme weather	3.2%	7.0%	206
Security	0.0%	0.1%	0

6,483 delay minutes on 112 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 MHT on time in August 2025?

81.7% of 573 scheduled domestic departures left less than 15 minutes late, and 77.1% reached their destination on time. The national figures that month were 76.8% and 76.3%.

How does that compare with a year earlier?

In August 2024, 79.3% of 575 departures left on time and 1.9% were cancelled, against 81.7% and 2.3% in August 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for MHT · methodology · corrections.