Patrick Leahy Burlington International in March 2024

88.7%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 March 2024, reporting carriers scheduled 479 domestic departures from Patrick Leahy Burlington International (BTV). 88.7% left less than 15 minutes late and 84.3% reached their destination on time; 1.7% were cancelled.

Nationally that month, 78.5% of flights departed on time and 78.3% arrived on time, so BTV departures were 10.2 points above the national departure figure.

Flights arriving at BTV that month were on time 86.8% of the time (479 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 34%, national aviation system 28% and air carrier 25%.

On time 84.3%
Arrived 15+ minutes late 14.0%
Cancelled 1.7%
Diverted 0.0%

Every scheduled departure from BTV in March 2024, judged by arrival at the destination.

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

Measure	Mar 2024	Year earlier	BTV, 12 months to Jul 2026	All reported flights, Mar 2024
Departed on time	88.7%	—	76.9%	78.5%
Arrived on time	84.3%	—	71.8%	78.3%
Cancelled	1.7%	—	2.9%	0.9%
Average departure delay (late minutes only)	10.0 min	—	24.0 min	15.7 min
Scheduled departures a day	16	—	17	19,726
Scheduled departures	479	—	6,084	591,767

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
9E Endeavor Air	144	30%	86.1%	-4.2 min	1.4%
YX Republic Airline	113	24%	87.6%	-12.9 min	3.5%
OH PSA Airlines	106	22%	78.3%	6.2 min	1.9%
UA United Airlines	62	13%	88.7%	-10.7 min	0.0%
DL Delta Air Lines	31	6%	77.4%	-4.8 min	0.0%
AA American Airlines	23	5%	82.6%	-3.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BTV–DCA	Burlington to Washington	114	82.5%	1.9 min	1.8%
BTV–LGA	Burlington to New York	82	84.1%	-6.2 min	1.2%
BTV–EWR	Burlington to Newark	62	88.7%	-16.5 min	1.6%
BTV–JFK	Burlington to New York	62	88.7%	-1.4 min	1.6%
BTV–ORD	Burlington to Chicago	62	91.9%	-13.7 min	1.6%
BTV–ATL	Burlington to Atlanta	31	77.4%	-4.8 min	0.0%
BTV–CLT	Burlington to Charlotte	31	71.0%	7.5 min	0.0%
BTV–IAD	Burlington to Washington	31	80.6%	0.9 min	3.2%
BTV–PHL	Burlington to Philadelphia	4	75.0%	-39.7 min	25.0%

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), March 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2024	Minutes
Air carrier	25.2%	32.1%	1,287
Late-arriving aircraft	33.7%	42.1%	1,721
National Aviation System	27.6%	21.4%	1,407
Extreme weather	13.5%	4.2%	687
Security	0.0%	0.2%	0

5,102 delay minutes on 67 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 BTV on time in March 2024?

88.7% of 479 scheduled domestic departures left less than 15 minutes late, and 84.3% reached their destination on time. The national figures that month were 78.5% and 78.3%.

How does that compare with a year earlier?

March 2023 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

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