Glacier Park International in October 2025

87.2%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 2025, reporting carriers scheduled 337 domestic departures from Glacier Park International (FCA). 87.2% left less than 15 minutes late and 86.1% reached their destination on time; 0.0% were cancelled.

Nationally that month, 80.0% of flights departed on time and 79.1% arrived on time, so FCA departures were 7.2 points above the national departure figure.

A year earlier, in October 2024, the airport had 267 departures with 91.4% leaving on time: a change of −4.2 points, with flights up 26%.

Flights arriving at FCA that month were on time 87.5% of the time (337 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 63%, late-arriving aircraft 18% and national aviation system 17%.

On time 86.1%
Arrived 15+ minutes late 13.9%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from FCA in October 2025, judged by arrival at the destination.

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

Measure	Oct 2025	Oct 2024	FCA, 12 months to Jul 2026	All reported flights, Oct 2025
Departed on time	87.2%	91.4%	81.0%	80.0%
Arrived on time	86.1%	92.1%	80.1%	79.1%
Cancelled	0.0%	0.0%	0.9%	0.5%
Average departure delay (late minutes only)	10.4 min	7.3 min	17.8 min	13.9 min
Scheduled departures a day	11	9	11	20,195
Scheduled departures	337	267	4,115	605,844

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	136	40%	88.2%	-6.1 min	0.0%
UA United Airlines	87	26%	88.5%	-4.4 min	0.0%
DL Delta Air Lines	62	18%	90.3%	16.7 min	0.0%
MQ Envoy Air	31	9%	71.0%	4.6 min	0.0%
AA American Airlines	12	4%	83.3%	-0.3 min	0.0%
G4 Allegiant Air	9	3%	55.6%	12.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
FCA–DEN	Kalispell to Denver	112	86.6%	-3.9 min	0.0%
FCA–SLC	Kalispell to Salt Lake City	92	93.5%	6.3 min	0.0%
FCA–ORD	Kalispell to Chicago	58	79.3%	0.7 min	0.0%
FCA–MSP	Kalispell to Minneapolis	31	93.5%	-5.5 min	0.0%
FCA–SFO	Kalispell to San Francisco	25	80.0%	-4.2 min	0.0%
FCA–DFW	Kalispell to Dallas/Fort Worth	10	70.0%	5.8 min	0.0%
FCA–LAS	Kalispell to Las Vegas	9	55.6%	12.9 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 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2025	Minutes
Air carrier	62.8%	34.0%	1,981
Late-arriving aircraft	18.3%	39.7%	577
National Aviation System	17.1%	22.9%	538
Extreme weather	1.8%	3.3%	58
Security	0.0%	0.1%	0

3,154 delay minutes on 47 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 FCA on time in October 2025?

87.2% of 337 scheduled domestic departures left less than 15 minutes late, and 86.1% reached their destination on time. The national figures that month were 80.0% and 79.1%.

How does that compare with a year earlier?

In October 2024, 91.4% of 267 departures left on time and 0.0% were cancelled, against 87.2% and 0.0% in October 2025.

Provenance

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