Helena Regional in January 2026

95.9%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 2026, reporting carriers scheduled 123 domestic departures from Helena Regional (HLN). 95.9% left less than 15 minutes late and 95.1% reached their destination on time; 0.0% were cancelled.

Nationally that month, 75.6% of flights departed on time and 75.3% arrived on time, so HLN departures were 20.3 points above the national departure figure.

A year earlier, in January 2025, the airport had 149 departures with 77.9% leaving on time: a change of +18.0 points, with flights down 17%.

Flights arriving at HLN that month were on time 89.4% of the time (123 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 63%, late-arriving aircraft 33% and national aviation system 2%.

On time 95.1%
Arrived 15+ minutes late 4.9%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from HLN in January 2026, judged by arrival at the destination.

January 2026 against a year earlier, the airport's year and the nation

Measure	Jan 2026	Jan 2025	HLN, 12 months to Jul 2026	All reported flights, Jan 2026
Departed on time	95.9%	77.9%	89.3%	75.6%
Arrived on time	95.1%	77.9%	87.5%	75.3%
Cancelled	0.0%	3.4%	0.4%	4.7%
Average departure delay (late minutes only)	5.8 min	19.8 min	11.4 min	16.7 min
Scheduled departures a day	4	5	4	18,133
Scheduled departures	123	149	1,549	544,003

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	123	100%	95.1%	-12.8 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
HLN–DEN	Helena to Denver	62	91.9%	-11.6 min	0.0%
HLN–SLC	Helena to Salt Lake City	61	98.4%	-14.0 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), January 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2026	Minutes
Air carrier	63.3%	37.3%	388
Late-arriving aircraft	33.4%	35.0%	205
National Aviation System	1.6%	18.0%	10
Extreme weather	1.6%	9.6%	10
Security	0.0%	0.1%	0

613 delay minutes on 6 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 2026?

95.9% of 123 scheduled domestic departures left less than 15 minutes late, and 95.1% reached their destination on time. The national figures that month were 75.6% and 75.3%.

How does that compare with a year earlier?

In January 2025, 77.9% of 149 departures left on time and 3.4% were cancelled, against 95.9% and 0.0% in January 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for January 2026; 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.