Henry E. Rohlsen in May 2026

82.5%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 103 domestic departures from Henry E. Rohlsen (STX). 82.5% left less than 15 minutes late and 83.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 77.1% of flights departed on time and 77.6% arrived on time, so STX departures were 5.4 points above the national departure figure.

A year earlier, in May 2025, the airport had 116 departures with 82.8% leaving on time: a change of −0.3 points, with flights down 11%.

Flights arriving at STX that month were on time 84.6% of the time (104 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 54%, air carrier 37% and national aviation system 8%.

On time 83.5%
Arrived 15+ minutes late 16.5%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from STX 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	STX, 12 months to Jul 2026	All reported flights, May 2026
Departed on time	82.5%	82.8%	72.9%	77.1%
Arrived on time	83.5%	82.8%	75.0%	77.6%
Cancelled	0.0%	0.0%	1.4%	0.9%
Average departure delay (late minutes only)	15.9 min	8.3 min	25.9 min	16.0 min
Scheduled departures a day	3	4	4	20,391
Scheduled departures	103	116	1,387	611,735

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	67	65%	83.6%	0.1 min	0.0%
B6 JetBlue Airways	31	30%	83.9%	5.6 min	0.0%
DL Delta Air Lines	5	5%	80.0%	-6.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
STX–MIA	Christiansted to Miami	62	87.1%	-4.3 min	0.0%
STX–SJU	Christiansted to San Juan	31	83.9%	5.6 min	0.0%
STX–ATL	Christiansted to Atlanta	5	80.0%	-6.0 min	0.0%
STX–CLT	Christiansted to Charlotte	5	40.0%	54.0 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 2026.

Delay causes

BTS cause category	Share of delay minutes	National, May 2026	Minutes
Air carrier	37.0%	33.0%	538
Late-arriving aircraft	54.2%	40.4%	789
National Aviation System	7.6%	20.5%	110
Extreme weather	1.2%	6.0%	18
Security	0.0%	0.1%	0

1,455 delay minutes on 17 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 2026?

82.5% of 103 scheduled domestic departures left less than 15 minutes late, and 83.5% 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, 82.8% of 116 departures left on time and 0.0% were cancelled, against 82.5% and 0.0% 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 STX · methodology · corrections.