Manchester Boston Regional in May 2026

83.0%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 May 2026, reporting carriers scheduled 582 domestic departures from Manchester Boston Regional (MHT). 83.0% left less than 15 minutes late and 84.0% reached their destination on time; 0.9% were cancelled.

Nationally that month, 77.1% of flights departed on time and 77.6% arrived on time, so MHT departures were 5.9 points above the national departure figure.

A year earlier, in May 2025, the airport had 570 departures with 79.1% leaving on time: a change of +3.9 points, with flights up 2%.

Flights arriving at MHT that month were on time 78.8% of the time (581 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 45%, national aviation system 28% and late-arriving aircraft 27%.

On time 84.0%
Arrived 15+ minutes late 14.9%
Cancelled 0.9%
Diverted 0.2%

Every scheduled departure from MHT in May 2026, judged by arrival at the destination.

May 2026 against a year earlier, the airport's year and the nation

Measure	May 2026	May 2025	MHT, 12 months to Jul 2026	All reported flights, May 2026
Departed on time	83.0%	79.1%	80.2%	77.1%
Arrived on time	84.0%	74.9%	79.0%	77.6%
Cancelled	0.9%	1.2%	2.3%	0.9%
Average departure delay (late minutes only)	12.6 min	17.1 min	15.7 min	16.0 min
Scheduled departures a day	19	19	16	20,391
Scheduled departures	582	570	5,994	611,735

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	273	47%	86.1%	-3.7 min	0.0%
OH PSA Airlines	180	31%	76.7%	9.6 min	2.2%
MQ Envoy Air	93	16%	90.3%	-13.1 min	1.1%
B6 JetBlue Airways	36	6%	88.9%	-10.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MHT–BWI	Manchester to Baltimore	153	87.6%	-4.7 min	0.0%
MHT–MCO	Manchester to Orlando	98	87.8%	-8.4 min	0.0%
MHT–ORD	Manchester to Chicago	93	90.3%	-13.1 min	1.1%
MHT–CLT	Manchester to Charlotte	92	79.3%	12.4 min	0.0%
MHT–DCA	Manchester to Washington	88	73.9%	6.6 min	4.5%
MHT–MDW	Manchester to Chicago	49	83.7%	0.6 min	0.0%
MHT–TPA	Manchester to Tampa	5	80.0%	5.6 min	0.0%
MHT–FLL	Manchester to Fort Lauderdale	3	66.7%	1.7 min	0.0%
MHT–RSW	Manchester to Fort Myers	1	0.0%	90.0 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 2026.

Delay causes

BTS cause category	Share of delay minutes	National, May 2026	Minutes
Air carrier	44.9%	33.0%	2,934
Late-arriving aircraft	27.1%	40.4%	1,773
National Aviation System	27.5%	20.5%	1,796
Extreme weather	0.5%	6.0%	32
Security	0.0%	0.1%	0

6,535 delay minutes on 87 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 May 2026?

83.0% of 582 scheduled domestic departures left less than 15 minutes late, and 84.0% reached their destination on time. The national figures that month were 77.1% and 77.6%.

How does that compare with a year earlier?

In May 2025, 79.1% of 570 departures left on time and 1.2% were cancelled, against 83.0% and 0.9% in May 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for May 2026; 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.