Helena Regional in January 2025

77.9%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 January 2025, reporting carriers scheduled 149 domestic departures from Helena Regional (HLN). 77.9% left less than 15 minutes late and 77.9% reached their destination on time; 3.4% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so HLN departures were 1.4 points below the national departure figure.

A year earlier, in January 2024, the airport had 161 departures with 73.9% leaving on time: a change of +4.0 points, with flights down 7%.

Flights arriving at HLN that month were on time 73.2% of the time (149 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 39%, extreme weather 27% and late-arriving aircraft 21%.

On time 77.9%
Arrived 15+ minutes late 18.8%
Cancelled 3.4%
Diverted 0.0%

Every scheduled departure from HLN in January 2025, judged by arrival at the destination.

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

Measure	Jan 2025	Jan 2024	HLN, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	77.9%	73.9%	89.3%	79.3%
Arrived on time	77.9%	68.9%	87.5%	78.6%
Cancelled	3.4%	3.1%	0.4%	3.0%
Average departure delay (late minutes only)	19.8 min	39.4 min	11.4 min	14.0 min
Scheduled departures a day	5	5	4	17,992
Scheduled departures	149	161	1,549	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	149	100%	77.9%	8.5 min	3.4%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
HLN–DEN	Helena to Denver	62	62.9%	25.6 min	3.2%
HLN–SLC	Helena to Salt Lake City	61	91.8%	-7.8 min	3.3%
HLN–SEA	Helena to Seattle	26	80.8%	5.8 min	3.8%

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), January 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	39.1%	36.2%	1,128
Late-arriving aircraft	21.4%	34.7%	616
National Aviation System	13.0%	19.9%	375
Extreme weather	26.5%	9.1%	763
Security	0.0%	0.2%	0

2,882 delay minutes on 28 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 January 2025?

77.9% of 149 scheduled domestic departures left less than 15 minutes late, and 77.9% reached their destination on time. The national figures that month were 79.3% and 78.6%.

How does that compare with a year earlier?

In January 2024, 73.9% of 161 departures left on time and 3.1% were cancelled, against 77.9% and 3.4% in January 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for January 2025; 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.