Henry E. Rohlsen in May 2025

82.8%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 2025, reporting carriers scheduled 116 domestic departures from Henry E. Rohlsen (STX). 82.8% left less than 15 minutes late and 82.8% reached their destination on time; 0.0% were cancelled.

Nationally that month, 76.7% of flights departed on time and 75.4% arrived on time, so STX departures were 6.1 points above the national departure figure.

A year earlier, in May 2024, the airport had 102 departures with 77.5% leaving on time: a change of +5.3 points, with flights up 14%.

Flights arriving at STX that month were on time 78.4% of the time (116 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 60%, air carrier 21% and national aviation system 16%.

On time 82.8%
Arrived 15+ minutes late 17.2%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from STX in May 2025, judged by arrival at the destination.

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

Measure	May 2025	May 2024	STX, 12 months to Jul 2026	All reported flights, May 2025
Departed on time	82.8%	77.5%	72.9%	76.7%
Arrived on time	82.8%	75.5%	75.0%	75.4%
Cancelled	0.0%	0.0%	1.4%	1.0%
Average departure delay (late minutes only)	8.3 min	17.5 min	25.9 min	17.5 min
Scheduled departures a day	4	3	4	20,188
Scheduled departures	116	102	1,387	605,648

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	67	58%	76.1%	0.6 min	0.0%
B6 JetBlue Airways	31	27%	96.8%	-14.5 min	0.0%
NK Spirit Airlines	13	11%	92.3%	0.3 min	0.0%
DL Delta Air Lines	5	4%	60.0%	22.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
STX–MIA	Christiansted to Miami	62	77.4%	0.2 min	0.0%
STX–SJU	Christiansted to San Juan	31	96.8%	-14.5 min	0.0%
STX–FLL	Christiansted to Fort Lauderdale	13	92.3%	0.3 min	0.0%
STX–ATL	Christiansted to Atlanta	5	60.0%	22.6 min	0.0%
STX–CLT	Christiansted to Charlotte	5	60.0%	5.2 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), May 2025.

Delay causes

BTS cause category	Share of delay minutes	National, May 2025	Minutes
Air carrier	20.8%	29.3%	182
Late-arriving aircraft	59.8%	37.8%	523
National Aviation System	16.0%	25.9%	140
Extreme weather	3.4%	6.9%	30
Security	0.0%	0.1%	0

875 delay minutes on 20 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 STX on time in May 2025?

82.8% of 116 scheduled domestic departures left less than 15 minutes late, and 82.8% reached their destination on time. The national figures that month were 76.7% and 75.4%.

How does that compare with a year earlier?

In May 2024, 77.5% of 102 departures left on time and 0.0% were cancelled, against 82.8% and 0.0% in May 2025.

Provenance

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