Helena Regional in October 2024

94.4%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 October 2024, reporting carriers scheduled 143 domestic departures from Helena Regional (HLN). 94.4% left less than 15 minutes late and 92.3% reached their destination on time; 0.0% were cancelled.

Nationally that month, 85.5% of flights departed on time and 85.8% arrived on time, so HLN departures were 8.9 points above the national departure figure.

A year earlier, in October 2023, the airport had 124 departures with 87.9% leaving on time: a change of +6.5 points, with flights up 15%.

Flights arriving at HLN that month were on time 94.4% of the time (143 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 65%, air carrier 31% and national aviation system 2%.

On time 92.3%
Arrived 15+ minutes late 7.7%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from HLN in October 2024, judged by arrival at the destination.

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

Measure	Oct 2024	Oct 2023	HLN, 12 months to Jul 2026	All reported flights, Oct 2024
Departed on time	94.4%	87.9%	89.3%	85.5%
Arrived on time	92.3%	83.1%	87.5%	85.8%
Cancelled	0.0%	0.0%	0.4%	1.0%
Average departure delay (late minutes only)	12.0 min	32.6 min	11.4 min	9.4 min
Scheduled departures a day	5	4	4	20,517
Scheduled departures	143	124	1,549	615,497

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	143	100%	92.3%	1.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
HLN–DEN	Helena to Denver	62	91.9%	9.7 min	0.0%
HLN–SLC	Helena to Salt Lake City	62	100.0%	-8.9 min	0.0%
HLN–SEA	Helena to Seattle	19	68.4%	9.7 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), October 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2024	Minutes
Air carrier	30.7%	42.7%	529
Late-arriving aircraft	64.5%	37.4%	1,110
National Aviation System	2.4%	16.3%	42
Extreme weather	2.3%	3.4%	40
Security	0.0%	0.2%	0

1,721 delay minutes on 11 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 HLN on time in October 2024?

94.4% of 143 scheduled domestic departures left less than 15 minutes late, and 92.3% reached their destination on time. The national figures that month were 85.5% and 85.8%.

How does that compare with a year earlier?

In October 2023, 87.9% of 124 departures left on time and 0.0% were cancelled, against 94.4% and 0.0% in October 2024.

Provenance

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